Litigation

Google LLC et al. v. Parus Holdings, Inc.

final written decision; '431 claims unpatentable

IPR2020-00846

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Court: USPTO Patent Trial and Appeal Board
Filed: 2020-04-18
Terminated: 2021-10-19

Patents at issue (1)

Plaintiffs (5)

Defendants (1)

Δ Parus Holdings, Inc.

Summary

Petitioners filed an inter partes review of U.S. Patent 7,076,431 against Parus. The PTAB held claims 1, 2, 4–7, 10, 13, and 14 unpatentable in a final written decision on Oct. 19, 2021.

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Record id: 7076431-ipr2020-00846 · edit in Admin

Further reading

District court vs. PTAB: where to fight a patent challenge
Every defendant who actually fights a patent ends up choosing — sometimes implicitly — between district court invalidity, PTAB IPR, or both in parallel. The trade-offs are not symmetric; the choice often determines the case.
What it costs to get a patent (AIPLA Economic Survey)
A US utility patent costs a median of $8,000-$12,000 in attorney fees to draft and file, depending on the technology — before USPTO fees, before drawings, and before the first office action. Here's the full bill, and why it's a rounding error next to enforcing the thing.
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 term and expiration
Patents don't last forever. They don't even reliably last 20 years. The expiration date that actually matters depends on the earliest filing date, the maintenance schedule, and any USPTO or FDA delays the patent owner can claim back.
Patent law glossary
Sixty-plus patent-law terms, defined in one or two sentences each, with a link to the deeper article. The universal landing pad when an article uses a term you don't know.

All resources →