Vivint Inc. v. SB IP Holdings LLC

Case Overview and Background

This patent infringement litigation, Vivint Inc. v. SB IP Holdings LLC (8:22-cv-00033), is a Declaratory Judgment (DJ) action filed in the California Central District Court, revolving around smart home technology, particularly video doorbells and remote surveillance systems. Plaintiff Vivint Inc. is a prominent North American smart home technology company, offering integrated security, surveillance, and automation products such as doorbell cameras, smart thermostats, and indoor cameras. Defendant SB IP Holdings LLC is an intellectual property holding entity and a subsidiary of SkyBell Technologies, a pioneer in video doorbell and smart home security solutions. As an IP holding entity, SB IP Holdings operates as a non-practicing entity (NPE) or patent assertion entity (PAE), asserting a portfolio of patents related to video surveillance, remote monitoring, and smart home camera technologies against product companies like Vivint. Vivint's smart home product lines, specifically its video doorbell systems and IP camera technology, are the accused products or services that Vivint seeks a declaration of non-infringement for.

The case, currently pending before District Judge David O. Carter and Magistrate Judge Karen E. Scott, was filed in the California Central District Court on January 7, 2022. It asserts U.S. Patent No. 7,583,191, titled "Security system and method for use of same," which describes a system for remote surveillance of an entry point using a video camera, microphone, and speaker, enabling communication with an individual away from the property via a cellular telephone. Beyond this patent, public filings also indicate that Vivint sought declaratory judgment regarding the non-infringement or invalidity of several other patents held by SB IP Holdings LLC, including U.S. Patent Nos. 7,193,644, 8,139,098, 8,144,183, 8,144,184, 8,154,581, 8,164,614, 9,432,638, 9,414,030, 9,485,478, 9,516,284, 9,635,323, 9,648,290, and 10,674,120. This specific Declaratory Judgment action (8:22-cv-00033) in the Central District of California is related to prior litigation where SB IP Holdings LLC initially sued Vivint's parent company in the Eastern District of Texas (Case No. 4:20-cv-00886), and Vivint's counterclaims in that action were subsequently transferred to the Central District of California in late 2021. Vivint's decision to file a DJ action is a strategic move, allowing an accused infringer to proactively seek a court declaration of non-infringement and/or patent invalidity to control timing and jurisdiction, especially when facing credible litigation threats.

This case is notable due to its context within a broader, aggressive patent assertion campaign by SB IP Holdings LLC, an NPE subsidiary of SkyBell Technologies, in the lucrative smart home device market. SkyBell boasts a portfolio of over 150 patents related to video doorbells and home IoT. Importantly, in a separate but related infringement lawsuit (4:20-cv-00886) in the Eastern District of Texas, a jury found Vivint Inc. willfully infringed upon two of SkyBell's patents (specifically US8139098 and US8164614, according to other sources not listed in this case's patent list) in October 2023, awarding SB IP Holdings LLC $45.4 million in damages. This indicates a significant history of contention between the parties and highlights the high commercial stakes involved in video surveillance and doorbell camera IP. The litigation has also involved parallel inter partes review (IPR) petitions filed by Vivint against some of the asserted patents at the Patent Trial and Appeal Board (PTAB), with some appeals to the Federal Circuit being dismissed due to settlement, further underscoring the multi-front legal battle over these technologies.

The litigation between Vivint Inc. and SB IP Holdings LLC is complex, involving an initial declaratory judgment action filed by Vivint that was subsequently transferred and consolidated with existing patent infringement suits brought by SB IP Holdings. While the prompt identifies U.S. Patent No. 7,583,191 as at issue, the primary infringement litigation that proceeded to trial involved different patents.

Here is a chronological overview of the key legal developments and outcomes:

Filing & Initial Pleadings (Central District of California - 8:22-cv-00033)

• 2022-01-07: Vivint Inc. filed a Declaratory Judgment action against SB IP Holdings LLC in the U.S. District Court for the Central District of California, Case No. 8:22-cv-00033. The complaint sought a declaration of non-infringement and/or patent invalidity related to smart home products, alleging unenforceability due to inequitable conduct during prosecution and omission of a co-inventor. The patents initially at issue in this DJ action included a portfolio of patents related to video doorbells and smart home technology, including US Patent No. 7,583,191.

Pre-Trial Motions & Transfer

• Prior to 2022-01-07: SB IP Holdings LLC had previously filed patent infringement suits against Vivint Smart Home, Inc. (Vivint's parent company) in the Eastern District of Texas, notably Case No. 4:20-cv-00886, filed on November 17, 2020. This earlier Texas litigation primarily focused on different patents covering video doorbell systems.
• 2021-11-18: A Markman (claim construction) hearing was held in the Eastern District of Texas case (4:20-cv-00886).
• Early 2022: Vivint Smart Home, Inc. (defendant in 4:20-cv-00886) indicated that Vivint, Inc. was the proper defendant.
• 2022-02-10: The Eastern District of Texas court granted SB IP Holdings' Motion to Compel Discovery in the 4:20-cv-00886 case to investigate the relationship between the Vivint entities.
• 2022-02-23: The parties in the Eastern District of Texas case (4:20-cv-00886) filed a joint motion to stay, indicating they were nearing a global settlement, though settlement negotiations ultimately failed.
• 2022-07-27: Vivint Inc.'s Declaratory Judgment action (8:22-cv-00033) from the Central District of California was transferred to the Eastern District of Texas and related to the existing infringement cases, specifically 4:21-cv-00912 and indirectly to 4:20-cv-00886.

Developments in the Eastern District of Texas (Primarily 4:20-cv-00886)

• 2023-09-27: The court issued an order denying Vivint Inc.'s Motion for Summary Judgment of Priority, Invalidity, Noninfringement, and No Pre-Suit Damages. In this case, SB IP Holdings accused Vivint of infringing U.S. Patent Nos. 9,485,478, 9,635,323, and 10,674,120.
• 2023-10-16 to 2023-10-23: A jury trial for patent infringement was held.
• 2023-10-23: A federal jury in the Eastern District of Texas rendered a verdict, finding that Vivint Inc. willfully infringed two of SB IP Holdings LLC's patents related to doorbell camera technology. The jury specifically found willful infringement of U.S. Patent Nos. 9,485,478 and 10,674,120. The jury awarded $45.4 million in damages to SB IP Holdings LLC.
• 2024-08-26: The court issued a Memorandum Opinion and Order on SB IP Holdings LLC's Motion for Enhanced Damages and Pre-Judgment Interest and Costs. The motion was granted in part and denied in part. The case 4:20-cv-00886 was terminated on this date.

Parallel PTAB IPR Proceedings

Vivint Inc. initiated multiple Inter Partes Review (IPR) proceedings against patents owned by SB IP Holdings LLC (or its parent SkyBell Technologies, Inc.) at the Patent Trial and Appeal Board (PTAB). These IPRs involved patents related to the broader dispute, but not directly U.S. Patent No. 7,583,191.

• 2022-2023: Vivint filed various IPR petitions. Examples include IPR2022-00810 (U.S. Patent No. 8,139,098), IPR2022-00811 (U.S. Patent No. 8,144,184), IPR2022-00812 (U.S. Patent No. 8,154,581), IPR2022-00813 (U.S. Patent No. 8,164,614), IPR2022-00814 (U.S. Patent No. 8,144,183), IPR2022-01352 (U.S. Patent No. 8,154,581), IPR2022-01364 (U.S. Patent No. 8,144,184), and IPR2022-01365 (U.S. Patent No. 8,164,614). These IPRs challenged the patentability of claims within these patents.
• 2025-07-10: Appeals from some of these IPRs (e.g., IPR2022-00810, IPR2022-00814, IPR2022-01449) to the Federal Circuit were voluntarily dismissed by the parties.
• No specific IPR or PGR proceedings for U.S. Patent No. 7,583,191 were found in the search results. While Patent No. 7,583,191 is cited as a foundational patent in other SkyBell/SB IP Holdings patents related to doorbell communication systems, it was not among the patents directly asserted or found infringed in the Eastern District of Texas jury trial.

Final Disposition / Present Posture

The initial Declaratory Judgment action (8:22-cv-00033) in the Central District of California was effectively concluded by its transfer to the Eastern District of Texas in July 2022. The most significant outcome occurred in the related Eastern District of Texas case (4:20-cv-00886), where a jury found Vivint Inc. liable for willful infringement of U.S. Patent Nos. 9,485,478 and 10,674,120, awarding SB IP Holdings LLC $45.4 million in damages. Post-trial motions regarding enhanced damages and pre-judgment interest were decided in August 2024, and the case was terminated. It is likely that Vivint appealed the judgment from the Eastern District of Texas, although specific details of such an appeal were not immediately available in the search results. Appeals related to several IPRs were dismissed in July 2025.

Vivint Inc. is represented by two law firms in Vivint Inc. v. SB IP Holdings LLC, case number 8:22-cv-00033: Maschoff Brennan Gilmore & Israelsen PLLC and Foley & Lardner LLP. While specific attorney appearances and their designated roles (e.g., lead counsel, local counsel) for this exact case are not definitively detailed in public search results without direct PACER access, the following attorneys are identified as prominent patent litigators within their respective firms with relevant experience:

Maschoff Brennan Gilmore & Israelsen PLLC

• Sarah Casey
  • Role: Attorney at Law, Associate (specific role in 8:22-cv-00033 not explicitly stated).
  • Firm and Office Location: Maschoff Brennan, Orange County, California.
  • Experience Note: Sarah is an intellectual property litigator experienced in patent and trade secret matters involving complex technologies, including home security systems and IoT systems. She has experience in all phases of litigation and has served as both plaintiff's and defendant's counsel.
• Richard C. Gilmore
  • Role: Registered Patent Attorney, Partner (specific role in 8:22-cv-00033 not explicitly stated).
  • Firm and Office Location: Maschoff Brennan (likely Salt Lake City, Utah or Orange County, California offices, as he is registered in California and a partner in a firm with offices in Utah and California).
  • Experience Note: Rick is involved in all aspects of intellectual property law, focusing on patent and trademark application preparation and prosecution domestically and internationally. He has significant experience in developing and maintaining worldwide patent and trademark portfolios and has been recognized in "Best Lawyers" for Patent Law and Trademark Law.
• Andrew A. Noble
  • Role: Registered Patent Attorney, Partner (specific role in 8:22-cv-00033 not explicitly stated).
  • Firm and Office Location: Maschoff Brennan, New York, New York.
  • Experience Note: Andrew handles patent preparation, prosecution, and related complex U.S. Patent Office proceedings, including managing large-scale domestic and international patent portfolios. He has also tried patent matters before federal courts and specializes in mechanical and computer-based systems.

Foley & Lardner LLP

• Eric L. Sophir
  • Role: Intellectual Property Partner (specific role in 8:22-cv-00033 not explicitly stated).
  • Firm and Office Location: Foley & Lardner LLP, Washington, D.C.
  • Experience Note: Eric counsels clients on protecting innovations, resolving patent disputes, and monetizing patents. His practice includes patent preparation and prosecution, infringement and validity analysis in patent litigation, and post-grant proceedings. He handles complex patent disputes at federal district courts and the Federal Circuit.

The specific roles (lead counsel, of counsel, local counsel, in-house) for these attorneys in the context of Vivint Inc. v. SB IP Holdings LLC, case number 8:22-cv-00033, are not explicitly stated in the publicly available information.

Based on available information from related proceedings and general legal databases, the following attorneys are identified as representing defendant SB IP Holdings LLC. While direct PACER docket access for case 8:22-cv-00033 was not available through web search, counsel appearing for SB IP Holdings LLC in closely related matters that explicitly list 8:22-cv-00033 are highly likely to be involved in this case.

Counsel for SB IP Holdings LLC

• Gary R. Sorden

  • Role: Lead Counsel (in related proceedings, highly probable lead counsel in this case)
  • Firm: Cole Schotz P.C., Dallas, TX office.
  • Experience Note: Gary Sorden is a nationally recognized trial attorney specializing in intellectual property disputes, including patent, copyright, trade secret, trademark, and trade dress issues. He has served as lead counsel in various commercial and intellectual property matters and has successfully represented numerous companies in Inter Partes Reviews (IPRs) and Post Grant Review (PGR) trials. He leads Cole Schotz's Texas IP team.

• Niky R. Bagley

  • Role: Counsel (back-up counsel in related PTAB proceedings, likely counsel in this case)
  • Firm: Cole Schotz P.C., Dallas, TX office.
  • Experience Note: Niky Bagley is recognized for her work in Intellectual Property Litigation and Trademark Law.

Note on other potential counsel:

A search result indicated a "REQUEST TO WITHDRAW ATTORNEY Amit Makker as counsel of record filed by Defendant Skybell" in case 8:22-CV-00033. SkyBell Technologies, Inc. is the parent company of SB IP Holdings LLC, and related cases often involve both entities. Amit Makker is a partner at Latham & Watkins LLP, specializing in complex intellectual property disputes and patent litigation. His firm has offices in Los Angeles, which could suggest a local counsel role. However, without direct access to the docket for 8:22-cv-00033, it cannot be definitively confirmed if his withdrawal was granted, or if he represented SB IP Holdings LLC directly, or for which specific defendant (SkyBell or SB IP Holdings LLC) he was counsel of record in this case. His office location for a PTAB filing was Austin, TX.

Local Counsel:
While Gary R. Sorden and Niky R. Bagley are identified as likely lead counsel from their firm in Texas, local counsel based in the Central District of California would typically be required for the district court proceedings. However, without direct access to the PACER docket for 8:22-cv-00033, the specific local counsel of record for SB IP Holdings LLC cannot be definitively identified.