Realtime Data LLC d/b/a IXO et al. v. Sling TV L.L.C. et al.

Now let me research the parties' identities, the patents' technical content, and the IPR history.

Now let me verify the IPR specifics, the 2023 affirmance, and the post-remand events.

Case Overview

Parties and posture. This is a patent-infringement suit by two related non-practicing entities against DISH's streaming-video business. The original plaintiff, Realtime Data LLC d/b/a IXO, is the Armonk, N.Y.–based entity of inventor James J. Fallon, holder of a large data-compression portfolio; on October 10, 2017 it was replaced by Realtime Adaptive Streaming LLC ("RAS"), which had taken a recorded assignment of the asserted patents on March 7, 2017 and which DISH's SEC filings consistently describe as "an entity that seeks to license an acquired patent portfolio without itself practicing any of the claims recited therein." Unified Patents' litigation database tags the plaintiff side with "NPE (Individual) / Acacia Research Corporation / Third Party Financing," but I could not independently verify any Acacia or litigation-funding relationship from a primary source — treat that as a database characterization, not a confirmed fact. The defendants are Sling TV L.L.C. (the OTT live-TV service, headquartered in Englewood, Colorado), Sling Media L.L.C. (Slingbox/Sling Studio), DISH Network L.L.C., DISH Technologies L.L.C. (f/k/a EchoStar Technologies), and initially Arris Group, Inc./ARRIS Solutions, Inc. (set-top box supplier, substituted in June 2018 and dismissed after settlement on March 10, 2021). The case is No. 1:17-cv-02097-RBJ in the U.S. District Court for the District of Colorado, assigned to Judge R. Brooke Jackson (with Magistrate Judge Kristen L. Mix on referral after an initial stint before Magistrate Judge Craig B. Shaffer). Notably, Realtime did not file there first: it began in the Eastern District of Texas (Realtime Data LLC v. EchoStar Corp., No. 6:17-cv-00084, filed Feb. 14, 2017), the court severed the Sling/DISH/Arris claims on July 19, 2017, and Realtime then voluntarily dismissed and refiled in Colorado on August 31, 2017 — the defendants' home district. That is the reverse of the usual NPE forum strategy, and it mattered: it put a compression-patent campaign in front of a generalist judge who voiced § 101 skepticism at the first scheduling conference ("my gut instinct would be, well, maybe the defendants have a point. Maybe this is just an abstract concept") and who ultimately imposed the harshest sanction in the case. The case was consolidated with Realtime's parallel Colorado suits against Polycom (1:17-cv-02692) and Apple (1:17-cv-02869) in March 2018; both settled that September.

The accused technology and the patents. The accused products are Sling TV's and DISH's "streaming video products and services compliant with various versions of the H.264 video compression standard," plus Arris set-top hardware — i.e., the accused instrumentalities are implementations of the AVC/H.264 codec rather than any bespoke Realtime-licensed technology. Realtime's damages expert put the claim at roughly $42 million, the figure Judge Jackson used to gauge fee reasonableness. Three patents were pleaded, all from the same Fallon family with a Feb. 13, 2001 priority date: (1) U.S. 8,275,897, "System and methods for accelerated data storage and retrieval" — compressing/decompressing data faster than the input stream to accelerate storage and retrieval through a slower medium; dropped from the October 10, 2017 amended complaint and never litigated here. (2) U.S. 8,867,610, "System and methods for video and audio data distribution" — claim 1 recites determining a parameter or attribute of a video/audio data block, selecting one or more compression algorithms from a plurality based on that attribute and "a throughput of a communication channel," at least one algorithm being asymmetric, and compressing the block; this was the only patent remaining at summary judgment. (3) U.S. 8,934,535, "Systems and methods for video and audio data storage and distribution" — a near-identical specification that assigns data/access profiles based on read-to-write ratios and picks symmetric vs. asymmetric codecs accordingly; claim 15 was treated as representative and is "essentially the same in substance" as '610 claim 1. Claim construction (Order, ECF 151, Jan. 11, 2019) construed "throughput of a communication channel" as "the number of pending transmission requests over a communication channel" — a construction the PTAB later declined to follow and that the Federal Circuit held rendered the limitation itself abstract.

Why it is notable. Three things make this case a reference point. First, IPR linkage cutting both ways: on July 3, 2018 the Sling/DISH entities petitioned on each asserted patent, including IPR2018-01331 against the '610. The Board instituted on Jan. 31, 2019 — creating a short-lived § 315(b) exception holding that only a *patent owner

Excellent material. Let me dig into the district court docket specifics, the remand proceedings, and the fee amounts.

Bottom line

This is a defense win that took eight years to become final. Realtime's § 101 theory lost on the merits (final, affirmed 2023), its '535 claims were wiped out at the PTAB, and DISH's $3.9 million § 285 fee award was vacated in 2024 as an abuse of discretion. The fee fight then continued on remand into 2025 and ended quietly: the follow-on Federal Circuit appeal (No. 25-1529) was dismissed by agreement on 2025-07-03 under Fed. R. App. P. 42(b), each side bearing its own costs. No trial, no verdict, no damages.

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I. Filing and initial pleadings (2017)

2017-08-31 — Complaint filed. *Realtime Adaptive Streaming LLC v.

Good initial hits. Let me dig deeper across specific outlets and angles.

Let me find direct article URLs and additional coverage angles.

Press coverage of Realtime Adaptive Streaming v. Sling TV/DISH (D. Colo. No. 1:17-cv-02097)

Overall: coverage is real but narrow — legal trade press and law-firm blogs, not mainstream business media. I found no Reuters, Bloomberg Law, Ars Technica, The Verge, EFF, or general-interest coverage of this case in my searches. Everything published about it clusters on the § 285 attorneys'-fee fight, not the underlying infringement or § 101 merits. The reported money figure is a single number: $3.9 million in fees awarded to DISH/Sling by Judge R. Brooke Jackson on Sept. 20, 2022. Law360 (Leslie A. Pappas, 2024-08-23) reported that the Federal Circuit "ruled that Dish Network should not have been awarded a $3.9 million fee for its successful patent suit defense against Realtime Adaptive Streaming," in a precedential decision authored by Texas district judge Alan Albright sitting by designation, because the lower court "abused his discretion when he found the case 'exceptional' based on six 'red flags.'" IPWatchdog (Eileen McDermott, 2024-08-25) covered the same ruling in detail, quoting the panel's remark that "[i]f such a notice letter were sufficient to trigger § 285, then every party would send such a letter setting forth its complaints at the early stages of litigation." Law360 (Jared Foretek, 2024-04-02) had previewed the outcome from oral argument, reporting that "a Federal Circuit judge questioned a district court decision to award $3.9 million in attorney fees to Dish Network," picking apart Judge Jackson's "red flags." On the aftermath, Law360 listed a 2024-11-26 story headlined "Fed. Circ. Won't Review Rejection Of Dish's $3.9M Fees Award," reporting that "the full Federal Circuit declined Tuesday to reconsider a panel's ruling that vacated a $3.9 million attorney fees award," and Law360 listed a 2025-02-05 story, "Dish Gets Nothing After $3.9M Fee Award Axed In IP Appeal," reporting that the Colorado judge "ruled Wednesday that Dish Network LLC isn't entitled to any fees." (Those two Law360 items I could only retrieve as index listings, not full articles.)

Why the trade press treats it as significant — it is a § 285 case, not a streaming case. Patently-O (Dennis Crouch) framed the decision as the center of a fight over appellate review of fee awards, noting that DISH sought en banc review of Realtime Adaptive Streaming L.L.C. v. Sling TV, L.L.C., 113 F.4th 1348 (Fed. Cir. 2024), "arguing that it contradicts Supreme Court precedent of both Octane Fitness and Highmark, which provided district courts with substantial autonomy in determining whether to award attorney fees." The Federal Circuit Blog (2024-08-27) summarized Crouch's take, including his reading that the opinion means "a yellow flag (or even series of yellow flags) is insufficient to justify an exceptional case finding," and that courts should "focus on identifying truly exceptional behavior or true case weakness." Finnegan's Federal Circuit IP Blog (2024-10-09) and the National Law Review (Timothy Bianchi) each ran red-flag-by-red-flag breakdowns of the six grounds, and a Lexology "Federal Circuitry" post (2024-09-03) said practitioners "should read this case if: you are seeking or opposing an award of attorneys' fees under 35 U.S.C. § 285."

Where accounts go beyond the record or diverge. The sharpest rhetoric in circulation is advocacy, not adjudication: DISH's en banc petition — available as a court filing filed 2024-10-23 — argued the panel "substitutes its own judgment de novo" and "condones a new breed of abuse-of-discretion review … entirely out of step with the standards established by the Supreme Court," characterizations the press repeated without adopting. IPWatchdog supplies context beyond this docket, noting Realtime "has also sued Google and Netflix on in high-profile cases where the claims of some of the same patents were ultimately found patent ineligible" and that the Google/Netflix rulings were the one "red flag" the panel accepted. Coverage also diverges on basic procedural facts: the litigation-data aggregator Patsnap describes a Federal Circuit case "filed 31 Aug 2021 … closed 11 May 2023, with 14 patents asserted" and "termination: appeal dismissed" — inconsistent with the docket and with the trade-press accounts above (2017 complaint, three asserted patents, appeal resolved on the merits in 2023 and the fee appeal in 2024), so I would not rely on that page. DISH's own SEC disclosures are the most precise timeline available: fees awarded 2022-09-20; vacated 2024-08-23; rehearing en banc denied 2024-11-26; on remand the court denied exceptionality on 2025-02-05; DISH noticed a further appeal on 2025-03-06.

Gaps in the reporting. I found no press coverage of the merits rulings themselves — not the Jan. 2022 stay lift, not the July 2021 § 101 summary judgment, and not the May 11, 2023 Federal Circuit affirmance — beyond a bare citation in the law-firm blogs and the Patsnap entry; those events appear to have been reported only in docket-based databases and DISH/EchoStar filings. No outlet reported any damages demand, settlement, or market impact, which is consistent with the case ending on invalidity/ineligibility rather than a royalty verdict; the only dollar figure in circulation is the $3.9M fee award that was ultimately zeroed out. And I found no reporting on the outcome of DISH's March 2025 appeal — as of today that appears uncovered in the press I could locate.

Sources

• On April 15, 2025, Peninsula Technologies, LLC filed two lawsuits against our wholly- owned subsidiary DISH Wireless L
• The amended complaint added as individual defendants James S
• IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
• You searched for Patent - IP UPDATE
• IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF COLORADO
• You searched for Trademark appeal - Page 10 of 67 - IP UPDATE
• Realtime Adaptive Streaming v. Sling TV et al. | Patent Lawsuit 21-2268 - Realtime Adaptive Streaming, LLC v. Sling TV, LLC et al.
• You searched for Trademark infringement | Page 15 of 38 | IP UPDATE
• UNITED STATES PATENT AND TRADEMARK OFFICE
• Published on The National Law Review https://natlawreview
• Judge Connolly
• FINNEGAN

Let me pull the docket details and the original complaint to see the full history of plaintiff-side appearances.

Plaintiff-side counsel of record — Realtime Data LLC d/b/a IXO v. Sling TV L.L.C., No. 1:17-cv-02097-RBJ (D. Colo.)

Bottom line: Plaintiff Realtime Adaptive Streaming LLC was represented by a two-tier structure throughout: Russ August & Kabat (Los Angeles) as lead/merits counsel, and a Denver solo/small-firm lawyer as local counsel of record (Eric B. Fenster, later supplemented by Andrew J. Gibbs of Tueller & Gibbs on the appeal). That arrangement persisted from the 2017 complaint through the § 101 appeal (No. 21-2268), the fee appeal (No. 23-1035), and into the new appeal docketed March 12, 2025 (No. 25-1529). The defense side was Fish & Richardson (Ruffin B. Cordell, Adam R. Shartzer, Brian J. Livedalen) with Wheeler Trigg O'Donnell as Denver trial co-counsel.

Lead / merits counsel — Russ August & Kabat, 12424 Wilshire Blvd., 12th Floor, Los Angeles, CA 90025

Local counsel (Colorado)

What I could not verify (flagged, not invented)

• Original complaint (Aug. 31, 2017) signatories. The docket caption is "Realtime Data LLC et al. v. Dish Technologies LLC et al.," but the filings I could retrieve list counsel only for Realtime Adaptive Streaming LLC (which filed the Oct. 10, 2017 amended complaint after the '897 patent was dropped). I could not pull the signature block of Dkt. 1 to confirm whether Realtime Data LLC d/b/a IXO used the same RAK/Fenster team or separate counsel.
• Who argued the fee appeal (No. 23-1035). The appellant brief is RAK-authored (Jan. 26, 2023), but I did not confirm the arguing attorney at the 2024 oral argument.
• Counsel for the new appeal, No. 25-1529 (docketed Mar. 12, 2025, from D. Colo. 1:17-cv-02097). This is almost certainly the appeal from the district court's proceedings on remand following the Aug. 23, 2024 vacatur of the § 285 fee award, but I could not retrieve its docket to confirm appellant's counsel of record. Anyone relying on "current" counsel should check that docket.
• In-house counsel. I found no evidence that Realtime/IXO had in-house counsel of record; the entity appears to have litigated entirely through outside counsel.
• No sealed appearances. I found no indication that any plaintiff-side appearance was filed under seal; the sealed material in this case (e.g., Dkt. 142 unrestricted level-2 document; the protective order) concerned discovery/ARRIS material, not counsel identity.

Key citations

• D. Colo. Dkt. 103 (June 4, 2018), plaintiff's signature block: Marc A. Fenster, Reza Mirzaie, Brian D. Ledahl, Philip X. Wang, C. Jay Chung (RAK) and Eric B. Fenster (Eric B. Fenster, LLC) "Attorneys for Plaintiff Realtime Adaptive Streaming LLC" — https://www.docketalarm.com/cases/Colorado_District_Court/1--17-cv-02097/Realtime_Adaptive_Streaming_LLC_v._Sling_TV_L.L.C._et_al/docs/103.pdf
• Mar. 7, 2018 scheduling conference transcript (Dkt. 308-7), appearances listing Jay Y. Chung and Eric B. Fenster for plaintiff — https://www.docketalarm.com/cases/Colorado_District_Court/1--17-cv-02097/Realtime_Adaptive_Streaming_LLC_v._Sling_TV_L.L.C._et_al/docs/308/7.pdf
• Fed. Cir. No. 21-2268 judgment, May 11, 2023 (Ledahl argued; also Fenster, Mirzaie, Tsuei, Wang, Williams) — https://www.courtlistener.com/opinion/[9398329](/patent/9398329)/realtime-adaptive-streaming-llc-v-sling-tv-llc/
• Fed. Cir. No. 23-1035 appellant brief caption table (RAK team; Eric B. Fenster; Andrew J. Gibbs of Tueller & Gibbs) — http://patentlyo.com/media/2024/08/Realtime-Appellant-Brief.pdf
• Fed. Cir. No. 23-1035 opinion, Aug. 23, 2024 (vacating fee award) — https://www.courtlistener.com/opinion/[10127006](/patent/10127006)/realtime-adaptive-streaming-llc-v-sling-tv-llc/
• New appeal No. 25-1529, filed Mar. 12, 2025, originating case 1:17-cv-02097 — https://ai-lab.exparte.com/case/cafc/25-1529/realtime-adaptive-streaming-llc-v-sling-tv-llc

Good initial results. Let me dig into the specific appearances for each defendant group and the appellate-team details.

Now let me pin down local counsel, EchoStar, and current firm status for each attorney.

Counsel of Record — Defendants

Bottom line: Every defendant in this case was represented by Fish & Richardson P.C., with the DISH/Sling family handled out of the firm's Washington, DC office and ARRIS handled out of the Atlanta office. In April 2021, the DISH defendants added Wheeler Trigg O'Donnell LLP (Denver) as Colorado co-counsel for trial preparation. No defendant used in-house counsel of record; DISH's in-house AGC appears in the fee record only as the client contact.

A caveat up front: I could not pull the PACER docket sheet directly. The identifications below are grounded in documents filed in No. 1:17-cv-02097-RBJ that are mirrored on Docket Alarm, Unified Patents' litigation portal, and CourtListener, plus the Federal Circuit opinions and briefs in Nos. 2020-1601/-1602, 2021-2268, 2023-1035, and 2025-1529.

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1. DISH / Sling defendants

Sling TV L.L.C., Sling Media L.L.C., DISH Network L.L.C., DISH Technologies L.L.C.

Colorado co-counsel (retained mid-April 2021):

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2. ARRIS Group, Inc. (substituted by ARRIS Solutions, Inc. in June 2018)

Note on ARRIS's PTAB counsel: ARRIS's separate IPR petition against the '610 patent (IPR2019-00746) was handled by Baker Botts L.L.P. — lead counsel Jennifer Librach Nall, back-up Eliot Williams, Brandon Chen, and Michelle Eber. That is IPR counsel, not counsel of record in this district court case; I flag it because it is frequently confused with the litigation team.

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3. Gaps, uncertainties, and items I could not verify

• EchoStar Technologies L.L.C. and Sling Media, Inc. appear in later captions as defendants but were not parties to the Federal Circuit appeals. I found no separate appearance by counsel for either; the March 7, 2018 scheduling-conference appearances list only Cordell, Livedalen, Shartzer (for Sling TV, Sling Media LLC, DISH Network, DISH Technologies) and Graubart (for ARRIS). Treat a distinct EchoStar appearance as unconfirmed — likely they were covered by the same Fish & Richardson team, but I could not source a specific notice of appearance.
• Sling Media, Inc. was dropped via the stipulated caption amendment granted in early 2018 (order granting ECF 66), and I did not locate a withdrawal of any separate counsel for it.
• In-house counsel: Lawrence R. Katzin, Vice President and Associate General Counsel of DISH Network L.L.C., is identified in the Wheeler Trigg O'Donnell invoices as the client-side contact who conferred with Cordell and Gottschalk. He is not shown as counsel of record and I found no entry of appearance by him — describing him as "in-house counsel involved in managing the defense," not counsel of record.
• Current firm affiliations (as of 2026) were not independently re-verified for each lawyer. Fish & Richardson letterhead is used by Cordell, Shartzer, Livedalen, and Ballanco through the October 2024 en banc petition, and Gottschalk remains a WTO partner (he entered appearances in unrelated Colorado matters in 2024). One PTAB database record oddly lists Graubart at a "Jones Day" Atlanta address while retaining a graubart@fr.com email — that looks like a data artifact rather than an actual move, so I have kept him at Fish & Richardson per the district court filings.
• Post-remand and the 2025 appeal: On Feb. 5, 2025 the district court denied the fee motion on remand, and the resulting appeal (Fed. Cir. No. 2025-1529) was dismissed by agreement on July 3, 2025, each side bearing its own costs. I did not locate the appearance list for No. 2025-1529; given the dismissal on the papers, it was almost certainly the same Fish & Richardson team, but I am not asserting that.
• Sealed material: The fee motion papers (ECF 308 and exhibits) were filed with redactions/confidentiality designations, and portions of the CMO/ESI record are under the protective order (ECF 65). Nothing I cite above depends on sealed content, but the full timekeeper list for Fish & Richardson and the exact division of labor among the 13 lawyers is only partially visible in the public record.

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Key record citations

• ECF 75 — Proposed Scheduling Order (filed 3/7/2018): lists Cordell, Shartzer, Livedalen, Fish &