Amazon.com, Inc. et al. v. Lowenstein & Weatherwax LLP

IPR2025-01062

Amazon has filed a petition to invalidate DivX’s 10,715,806 video‑transcoding patent, asserting that all 21 claims are obvious over prior art such as Sambe, Vetro, and Gu. The petition also argues that the Board should not deny institution under discretionary statutes.

Jurisdiction
US PTAB
Case Number
IPR2025-01062
Decision Date
27 May 2025
Filing Date
27 May 2025

Detailed Summary

In a petition for Inter Partes Review of U.S. Patent No. 10,715,806, Amazon.com, Inc. and Amazon Web Services, Inc. seek cancellation of all 21 claims covering a method and system for parallel video transcoding with metadata‑driven bitrate allocation. The challenger contends that the claims are obvious in view of a combination of three prior‑art references—Sambe’s distributed transcoding architecture, Vetro’s metadata‑based transcoding management, and Gu’s encoding techniques—along with the general knowledge of a person of ordinary skill in the art. The petition includes a discretionary analysis urging the Board not to deny institution under §§ 314(a) and 325(d). No institution decision has been made, and the proceeding remains at the petition stage.

Practitioner Note

This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Amazon.com, Inc. et al. vs Lowenstein & Weatherwax LLP is valuable context for structuring arguments or assessing risk in similar proceedings.

Related Cases

patentIPR2024-00548

3Shape A/S et al.vsDental Imaging Technologies Corporation

The PTAB denied the institution of an IPR challenging U.S. Patent 10,076,391 B2. The Board found that Petitioner failed to demonstrate a reasonable likelihood of prevailing on claims related to bite registration methods.

patentIPR2024-01131

BOE Technology Group Co., Ltd.vsOptronic Sciences LLC

BOE Technology Group and Optronic Sciences settled their IPR dispute over U.S. Patent 7,226,801 B2. The Board terminated the proceeding by joint motion, citing good cause and confidentiality considerations.

patentIPR2025-00775

Google LLC et al.vsWithrow Networks Inc.

Withrow Networks seeks Director Review of the PTAB’s decision to institute an IPR against its adaptive streaming patent. The patent owner contends the Board misinterpreted claim language and improperly relied on prior‑art references that do not teach the required combination of fluidity, video quality, audio quality, and optimized decoding.

patentIPR2025-00505

CSPC Pharmaceutical Group Limited et al.vsIpsen Biopharm Ltd. et al.

CSPC Pharmaceutical Group has filed an IPR petition challenging all 15 claims of Ipsen’s U.S. Patent 11,344,552 covering a liposomal irinotecan regimen for metastatic pancreatic cancer, asserting obviousness over a suite of prior‑art references.

patentIPR2025-00117

Micron Technology, Inc. et al.vsYangtze Memory Technologies Company, Ltd.

The PTAB granted institution of IPR for Micron against Yangtze Memory Technologies regarding 3D NAND memory claims. The Board found a reasonable likelihood of prevailing on obviousness grounds over Kim, Park, and Fang.

Arctic Invent — IP Strategy

Dealing with a patent challenge?

Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.

Talk to our patent team →

Disclaimer: This page contains an automated summary based on publicly available judicial records. The content is generated for informational purposes only and does not constitute legal advice. Always verify details against the original source judgment before relying on this information for any legal purpose. If you believe any information is inaccurate, please contact us.

Strategy Consult

Facing a similar patent matter?

Arctic's litigation team uses precedent data like this to build winning arguments.

Get a Strategy Call