Litigation

WAG Acquisition, L.L.C. v. Amazon.com, Inc. et al.

transferred; stayed; resolved in Amazon's favor

6:21-cv-00815-ADA

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Court: U.S. District Court, Western District of Texas (Waco Division)
Filed: 2021-08-06

Patents at issue (3)

9762636 PTAB: final decision

9742824 PTAB: final decision

9729594 PTAB: final decision

Plaintiffs (1)

π WAG Acquisition, L.L.C.

Defendants (3)

Summary

WAG asserted three streaming-media patents against Amazon entities in W.D. Tex. The case was transferred to W.D. Wash. as No. 2:22-cv-01424, stayed pending IPR, and resolved in Amazon's favor after PTAB invalidated the challenged claims and the Federal Circuit affirmed.

Case overview & background

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Plaintiff representatives

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Defendant representatives

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Record id: 9762636-6-21-cv-00815-ada · edit in Admin

Further reading

Markman v. Westview Instruments, Inc. (1996)
Claim construction is exclusively the court's job. The Markman hearing is the most consequential single ruling in nearly every patent case — and a defendant's best chance to end the litigation before trial.
Festo Corp. v. Shoketsu Kinzoku Kogyo Kabushiki Co. (2002)
Narrow your claim during prosecution and you presumptively give up the equivalents in between. The presumption is rebuttable, but in practice the prosecution history is a defendant's gold mine.
Finding prior art with free tools: Google Patents, Lens, Espacenet, and more
A serious paid prior-art search costs $5,000 to $20,000. The first 80% of what you'd find is sitting behind free tools — if you know how to drive them.
Patent trolls in 2025: the year in numbers
2025 was a banner year for patent trolls — and not by accident. Filings surged while the defendant's cheapest weapon, the PTAB, was quietly taken off the table. Here's what the reporting shows, and why the two are connected.
The Patent Scam (2017): a documentary on the patent troll industry
Most people learn about patent trolls only when they get sued by one. The Patent Scam does the work of making the problem concrete before that happens.

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