Sony Corporation v. Realtime Adaptive Streaming LLC

I'll research this case and its related proceedings.

Case overview and background

The parties. Sony Corporation is the Tokyo-based consumer-electronics and entertainment conglomerate; its U.S. affiliates include Sony Electronics, Inc. (the entity actually sued in the parallel district court case) and Sony Corporation of America. Realtime Adaptive Streaming LLC is a Texas-based patent-assertion entity — an affiliate of Realtime Data LLC d/b/a IXO, whose Fallon-family portfolio Unified Patents has described as being asserted by "a Realtime Data affiliate and well-known NPE" against Samsung, Adobe, Apple, Netflix, Sony, Polycom, Cisco, Hulu, EchoStar, Amazon, Sling TV and others (Unified Patents, Apr. 9, 2018). Realtime's litigation counsel in this campaign came from Russ August & Kabat (Reza Mirzaie, Brian Ledahl, Philip X. Wang, Marc Fenster) with Stephen Brauerman as Delaware local counsel; Sony's Delaware defense was led by Morris Nichols (Jack Blumenfeld, Rodger D. Smith II) with Gregory Gewirtz and Alexander Solo (D. Del. docket 1:17-cv-01693).

The patent, the accused technology, and the procedural posture. U.S. Patent 8,929,442 — titled "System and Methods for Video and Audio Data Distribution," issued Jan. 6, 2015 to James J. Fallon and Stephen J. McErlain, from a 2013 continuation application claiming priority to Feb. 13, 2001 — claims, in essence, a method/apparatus for decompressing a compressed video or audio data block that was compressed using compression algorithms selected from a plurality of algorithms based on the throughput of a communication channel and a parameter or attribute of the data block, and storing the decompressed data (claim 1, as reproduced in Adobe v. Realtime, IPR2019-00712; Google Patents US 8,929,442). Realtime asserted the '442 — together with six related patents ('046, '462, '535, '298, '907, '477) — against Sony in Realtime Adaptive Streaming LLC v. Sony Electronics, Inc., No. 1:17-cv-01693-CFC-SRF (D. Del.), filed Nov. 21, 2017, before Judge Colm F. Connolly with Magistrate Judge Sherry R. Fallon (originally assigned to Judge Joseph F. Bataillon, D. Neb., sitting by designation);

I'll research this case, starting with the PTAB proceeding and any parallel district court litigation.

Now let me pull the District of Delaware docket and the PTAB docket details.

Let me get the full dockets and the related IPR filings.

Threshold note on the record

Two things need flagging before the timeline. First, the metadata caption (Sony as "plaintiff," Realtime as "defendant") inverts the actual posture: the infringement suit was Realtime Adaptive Streaming LLC v. Sony Electronics Inc. and Sony Corporation, C.A. No. 1:17-cv-01693 (JFB)(SRF) (D. Del.), in which Realtime was plaintiff. Sony was the defendant there and the petitioner in IPR2018-01439. Second, IPR2018-01439 was not itself the "litigation" — it was the PTAB track that ran in parallel with the Delaware case and, together with a global settlement, ended both proceedings in November 2018. I've treated the two tracks together below, which is what the chronology requires.

A further caveat up front: because the case died at the pleading stage, there was no Markman, no summary judgment, no trial, no verdict, no JMOL/new-trial motion, and no appeal. Any request for those items resolves to "not reached." My docket reconstruction relies on third-party aggregators (Justia, Docket Alarm, Unified Patents, UniCourt) of the D. Del. docket rather than PACER directly, so document numbers are reliable but I have not independently verified every entry's text.

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I. Filing and initial pleadings

2017-11-21 — Complaint filed (D.I. 1). Realtime Adaptive Streaming LLC (Tyler, Texas) sued Sony Electronics Inc. (Delaware corp., San Diego) and Sony Corporation (Japan), asserting seven patents from the James J. Fallon / Realtime Data compression family: U.S. Patent Nos. 7,386,046, 8,634,462, 8,929,442, 8,934,535, 9,578,298, 9,762,907, and 9,769,477 (Exs. A–G), with a jury demand. The '442 patent ("Asymmetric data decompression systems") issued 2015-01-06 and claims priority to 2001-02-13. (Complaint PDF, D. Alarm; Justia docket)

2017-11-22 / 2017-11-29 — Service. Summonses issued; Sony Electronics served 11/29/2017, answer due 2017-12-20.

2017-12-21 — Extension (D.I. 6, 7). Sony Electronics' response deadline extended to 2018-01-19.

2017-12-26 — Sony Corporation dismissed by stipulation (D.I. 9), so ordered 2017-12-28. This is a strategically meaningful early move: it eliminated the Japanese parent (and any parent-liability/indirect-infringement theory) and left Sony Electronics as the sole defendant — the entity whose accused products and U.S. sales were the real target.

2018-01-17 — Second extension (D.I. 11) to 2018-02-05.

2018-01-31 / 2018-02-01 — Judicial reassignment and referral (D.I. 12). The case was reassigned to Judge Joseph F. Bataillon (D. Neb., sitting by designation in lieu of a vacant Delaware judgeship) and immediately referred to Magistrate Judge Sherry R. Fallon, who was given all dispositive and non-dispositive matters including claim construction, with reports and recommendations on dispositive matters and carve-outs for summary judgment, Daubert, and pretrial in limine motions.

Answer and counterclaims. The docket does not show a conventional answer with invalidity/non-infringement counterclaims before the Rule 12 motions; Sony proceeded by motion practice instead. A late-filed answer/counterclaim set may exist after denial of the motions, but I could not verify one, and the case was dismissed before any such pleading became consequential. This is a gap in my sourcing, not a confirmed absence.

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II. Pre-trial motions of substance

2018-02-05 — Rule 12(e) motion for a more definite statement (D.I. 13; opening brief D.I. 14). Sony's lead argument was that Realtime accused "hundreds of different models from different product classes" while pleading only that a handful of exemplars were compliant with standards (H.264/H.265), then "parrot[ing

I'll start by verifying the five IPWatchdog articles that are known to exist, and searching for other coverage of this IPR and the underlying patent.

Now let me verify whether the five IPWatchdog roundups actually discuss this case, and search for other press coverage.

Press coverage: very thin, and none of it about the settlement itself

I was able to verify only a narrow press record, and it needs stating plainly: no mainstream or trade outlet I could locate reported on IPR2018-01439 or the Sony–Realtime settlement. There is no Reuters, Bloomberg Law, Law360, Ars Technica, The Verge or Patently-O item on this proceeding in the searches I ran, and no reported damages figure, settlement amount, or market reaction exists in the public record — for the sufficient reason that the money terms were never disclosed. The Board's termination paper (Paper 10) records that the parties filed a Joint Motion to Terminate on November 7, 2018 together with true copies of the Sony and Polycom settlement agreements as Exhibits 2001 and 2002, and expressly granted the request to treat both agreements as confidential business information kept separate from the '442 patent file under 35 U.S.C. § 317(b) and 37 C.F.R. § 42.74(c) (Paper 10, IPR2018-01439). Paper 10 also confirms that no institution decision ever issued — "Patent Owner has not filed a Preliminary Response, and we have neither considered the merits of the Petition nor decided whether to institute trial" — and that the dismissal was premised on the district court suits having been dismissed with no further litigation of the '442 contemplated.

A caption correction that the metadata misses. Paper 10 captions the petitioner side as "Sony Corporation and Polycom, Inc., Petitioner," not Sony alone. That is consistent with the November 7, 2018 email to the Board from Realtime's Neil Rubin and Jay Chung, which grouped "Case Nos. IPR2018-01299, -1413, -1439" as a single Sony/Polycom settlement and reported that "the parties have reached a settlement and request permission to file a Joint Motion to Terminate" (filed as Exhibit 3001 in IPR2018-01299, Docket Alarm). Paper 10 also settles the counsel question left open in the earlier sections: the service block lists petitioner counsel as Eric A. Buresh, Abran J. Kean, Jennifer C. Bailey and Chris R. Schmidt of Erise IP, and patent owner counsel as Neil A. Rubin and Kent Shum of Russ August & Kabat — so Bailey and Schmidt did in fact appear, contrary to the earlier caveat.

The dated IPWatchdog roundups. Of the five articles supplied in the index, only one that I could open and read discusses Realtime at all, and it does not discuss this case. IPWatchdog reported in its April 17, 2020 "Other Barks & Bites" column that "Netflix Knocks Out More Realtime Adaptive Streaming Patent Claims at PTAB" — a reference to the April 15, 2020 final written decision in Netflix's IPR against Realtime's compression patents, a separate track from Sony's. The November 19, 2020 "Patent Filings Roundup" (IPWatchdog) is, in the portions I retrieved, devoted to the Amtech/Windstream–Kapsch toll-transponder suit, Viking Technologies' smartphone-refurbishment suits, and a table of 2021 PTAB filings; it contains no Sony or Realtime reference. I must flag a sourcing gap rather than paper over it: I exhausted my search budget before I could open the April 9, April 1 and March 25, 2020 roundups, so I cannot state whether they mention this case. Given that all three are contemporaneous PTAB-filing roundups and this proceeding terminated in November 2018, it is unlikely they discuss it; but that is inference, not verification. None of the five articles, on their face, is about Sony v. Realtime — they appear in the index because they are Realtime-family or PTAB-roundup pieces.

Where commentary did go beyond the record. The closest thing to industry reaction is Unified Patents' April 2018 blog post, which framed the campaign — naming Sony among the targets, alongside Samsung, Adobe, Apple, Netflix, Polycom, Cisco, Hulu, EchoStar, Amazon and Sling TV — and characterized Realtime Adaptive Streaming as "a Realtime Data affiliate and well-known NPE" (Unified Patents). That is advocacy-adjacent analysis, not reporting, and it predates Sony's August 2018 petition. On the court side, the only quasi-journalistic account of the outcome is the District of Delaware's own opinion in the parallel Netflix litigation, which notes for the record that the Sony parties "also filed a joint motion to dismiss on November 1, 2018" and that "on November 5, 2018, Judge Connolly dismissed plaintiff's claims with prejudice and defendant's claims without prejudice" (D. Del. opinion, 17-1520). That asymmetry — Realtime's claims dismissed with prejudice, Sony's counterclaims without — is a detail the earlier sections of this case did not capture, and it is the single most substantive public trace of how the settlement was papered. One further discrepancy worth noting: Docket Alarm lists IPR2018-01413 as terminated January 2, 2019, not November 13, 2018, even though the same November 7 email covered ‑1299, ‑1413 and ‑1439; I did not resolve why that companion's termination lagged by roughly seven weeks.

Bottom line for the press question: this is a case that generated essentially no press. It settled at the pre-institution stage, three months after filing, with the agreements filed under seal, and it was one of a dozen-plus Realtime suits that the JPML declined to centralize. Any account of "what the press reported" here would have to be built almost entirely from PTAB filings and docket aggregators rather than journalism — and readers should treat the absence of coverage as itself the finding, not as a research failure to be filled in with the surrounding Realtime-campaign narrative.

Sources

• Decision Institution of Inter Partes Review, filed in Pure Storage, Inc
• Asymmetric data decompression systems - - Decision Institution of Inter Partes Review, filed in Pure Storage, Inc
• Realtime Adaptive Streaming LLC v. Sony Electronics, Inc. - This case was last updated from U
• 1:17-cv-01693 - Realtime Adaptive Streaming LLC v. Sony Electronics Inc et al. - CIVIL DOCKET
• Realtime Adaptive Streaming LLC v. Sony Electronics, Inc.
• Finally, Imai states that the corresponding “receiving apparatus” is capable of receiving and decompressing audio signals in rea...
• IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF DELAWARE
• UNITED STATES PATENT AND TRADEMARK OFFICE BEFORE THE PATENT TRIAL AND APPEAL BOARD
• IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
• Case 1:17-cv-01693-JFB-SRF Document 18 Filed 02/22/18 Page 1 of 25 PageID #: 493
• IN THE UNITED STATES DISTRICT COURT
• UNITED STATES JUDICIAL PANEL on MULTIDISTRICT LITIGATION

I'll research the docket and related filings for this IPR.

Bottom line

This is a PTAB inter partes review, not a district court case, so there is no "plaintiff" in the Rule 3 sense — the moving party is the petitioner, Sony Corporation (with Sony affiliates named as real parties-in-interest). Sony's PTAB representation came from Erise IP, P.A. of Overland Park, Kansas, led by Eric A. Buresh, with Abran J. Kean as back-up. The patent owner, Realtime Adaptive Streaming LLC, was represented by Russ August & Kabat (Neil A. Rubin/Kent Shum) — that is the opposing side, not the "plaintiff."

A threshold caveat on sourcing: the PTAB does not sit on PACER; its papers are on the Board's own system (P-TACTS/Endeavor) and on aggregators. I could not open Paper 1 (the petition) of IPR2018‑01439 itself in this session, so the designation below is reconstructed from (i) PTAB proceeding metadata listing "Petitioner Counsel: Eric Buresh" for IPR2018‑01439 (ipverse/GreyB), and (ii) the power of attorney, mandatory notices, and correspondence actually filed in the companion Sony/Polycom IPRs, which identify the same Erise team as "attorneys of record for the Petitioner" and which expressly reference "Case Nos. IPR2018‑01299, ‑1413, ‑1439" as a single Sony/Polycom–Realtime settlement group. That is strong but indirect confirmation. I have flagged anything I could not verify.

Counsel of record for Sony (petitioner)

Additional Erise personnel whose names appear on the service/cc lists tied to the Sony–Realtime IPR group (Jennifer Bailey, Chris Schmidt, and firm-wide ptab@eriseip.com) are firm support staff or attorneys who did not necessarily enter an appearance in IPR2018‑01439; I would not list them as counsel of record without seeing the Paper 1 designation.

Related district court counsel (for context, Sony as defendant)

Because the IPR was filed as a defensive countermeasure to Realtime's infringement campaign, Sony's district court team is worth noting — but these attorneys are not counsel of record before the Board:

• Jack B. Blumenfeld and Rodger D. Smith II — Morris, Nichols, Arsht & Tunnell LLP, Wilmington, DE (Delaware/local counsel in Realtime Adaptive Streaming LLC v. Sony Electronics, Inc., No. 1:17‑cv‑01693 (D. Del.)).
• Gregory S. Gewirtz, Jonathan A. David, and Alexander Solo — admitted pro hac vice in that Delaware action (D.I. 8, granted Dec. 28, 2017). I could not confirm their firm from the sources retrieved, so I am not naming one.

Note also that in D. Del. Sony stipulated to dismissal of Sony Corporation (D.I. 9, Dec. 26, 2017), leaving Sony Electronics, Inc. as the sole defendant there — even though Sony Corporation remained the named petitioner at the PTAB.

Procedural posture relevant to counsel

• Petition filed Aug. 2, 2018 against U.S. Patent No. 8,929,442; the Board never reached an institution decision. Erise's Nov. 7, 2018 email to the Board (filed as an exhibit in the companion IPR) states the parties "have reached a settlement and request permission to file a Joint Motion to Terminate" in IPR2018‑01299, ‑1413 and ‑1439; the proceeding was terminated Nov. 13, 2018. The termination-related paper is Paper 10, which later petitioners (Adobe, in IPR2019‑00712) cited as ADOBE1007.
• No motion to withdraw or substitution of counsel appears in the record I could retrieve, which is consistent with termination occurring roughly three months after filing.
• Parallel challenges to the '442 patent were filed by ARRIS Solutions et al. (IPR2019‑01222) and Adobe Inc. (IPR2019‑00712) — useful cross-references if you are tracking how the same patent's institution record developed after Sony settled.

Sourcing / confidence

• High confidence: Eric A. Buresh (Erise IP) and Abran J. Kean (Erise IP) as Sony's PTAB team; Erise as petitioner's counsel of record across the Sony/Polycom–Realtime IPR cluster.
• Medium confidence: that Buresh and Kean were the formally designated lead and back-up respectively in IPR2018‑01439 specifically (metadata names only Buresh; the Kean signing role is documented in the companion case).
• Unverified: firm affiliations of Gewirtz, David, and Solo; any in-house Sony attorney appearance; whether any additional Erise attorney entered a formal appearance in ‑1439.

Nothing here is sealed — PTAB filings in this proceeding are public; the only sealed materials were the two confidential settlement agreements, filed under separate requests to keep separate.

I'll research the docket and counsel of record for this IPR.

Threshold point on framing

IPR2018-01439 is not a district‑court infringement action; it is an inter partes review before the PTAB. There is therefore no "defendant" in the Rule 12 sense — the parties are Petitioner (Sony Corporation) and Patent Owner / Respondent (Realtime Adaptive Streaming LLC). Below I give counsel of record for the respondent side (Realtime), plus short notes on petitioner's counsel and on the parallel Delaware infringement suit, since the "defendant" question most likely originates from that docket.

Counsel of record for Respondent / Patent Owner Realtime Adaptive Streaming LLC

Realtime's PTAB work in this period was handled in‑house‑style by one firm: Russ August & Kabat ("RAK"), 12424 Wilshire Blvd., 12th Floor, Los Angeles, CA 90025 (Tel. 310‑826‑7474). This is the firm that appears across the entire Realtime Adaptive Streaming IPR family (Hulu/Netflix/Amazon IPR2018‑01187, ‑01169, ‑01090; Netflix IPR2019‑00209; ARRIS IPR2019‑01222; Adobe IPR2019‑00712) and the matching district‑court campaign.

Supporting record for the settlement posture: on Nov 7, 2018, RAK's Neil Rubin (nrubin@raklaw.com) and Jay Chung emailed the Board (copied to petitioner's counsel Eric Buresh at Erise IP) reporting that "the parties have reached a settlement and request permission to file a Joint Motion to Terminate" in IPR2018‑01299, ‑01413 and ‑01439. That email is in the record as Exhibit 3001 in IPR2018‑01299. The proceeding was then terminated by Paper 10, Termination Decision, Nov 13, 2018 — the document later petitioners cite as "Termination Decision in IPR2018‑01439" (e.g., Adobe's Feb. 27, 2019 exhibit in IPR2019‑00712). No institution decision issued.

What I could not verify (stated explicitly)

• The four corners of this docket. The P‑TACTS document images for IPR2018‑01439 were not retrievable in searchable form. I did not personally read the mandatory notices or power of attorney filed in this proceeding. The Wang‑lead / Rubin‑Chung‑Shum‑backup lineup is carried over from RAK's contemporaneous § 42.8(b)(3) designations in the sibling Realtime IPRs (e.g., IPR2019‑00209 updated mandatory notices, July 12, 2019) and from PTAB case‑index metadata listing Neil Rubin as respondent counsel for IPR2018‑01439. Treat the specific lead/backup title as high‑confidence but not document‑verified for this docket.
• Eventual counsel change. In August 2019, Realtime moved lead counsel to Noroozi PC (Joel P.N. Stonedale, Reg. No. 76,924, Austin, TX; Kayvan B. Noroozi, pro hac vice, Los Angeles), with RAK's Rubin and Shum remaining as backup. That change post‑dates this termination by roughly nine months, so Noroozi is not counsel of record here.
• Marc A. Fenster and Brian D. Ledahl (RAK) were Realtime's district‑court counsel (pro hac vice in D. Del. 1:17‑cv‑01693) but I found no evidence they signed papers in IPR2018‑01439; I have not listed them as counsel of record.

For context only

• Petitioner's counsel (Sony): PTAB case metadata lists Eric Buresh of Erise IP (Overland Park, KS) as Sony's counsel; the Nov. 7, 2018 settlement email copied Erise personnel. I did not verify the full Sony lead/backup designation for this docket.
• The parallel infringement case: in Realtime Adaptive Streaming LLC v. Sony Electronics, Inc., No. 1:17‑cv‑01693 (D. Del., filed Nov. 21, 2017), Realtime was plaintiff and Sony the defendant. Sony's pro hac vice counsel were Gregory S. Gewirtz, Jonathan A. David and Alexander Solo (applications granted Dec. 28, 2017), with Jack B. Blumenfeld and Rodger D. Smith II as Delaware counsel (Rodger Smith filed Sony's Feb. 5, 2018 motion for a more definite statement). Realtime's Delaware counsel was Stephen B. Brauerman (Bayard), with RAK's Fenster, Mirzaie, Ledahl, Chung, Wang and Timothy T. Hsieh admitted pro hac vice. The Delaware case was dismissed with prejudice by joint motion on Nov. 1, 2018 — the same settlement that ended this IPR. I have not independently confirmed the law‑firm affiliations of Gewirtz/David/Solo from a firm source, so I have omitted firm names for them.