Litigation

Technology Properties Limited LLC et al. v. ZTE Corp.

remanded

3:12-cv-03876

Court: U.S. District Court for the Northern District of California
Filed: 2012-07-24

Patents at issue (1)

Plaintiffs (3)

Defendants (1)

Δ ZTE Corp.

Summary

District-court counterpart to the ITC case asserting the '336 patent. Stipulated final judgment of non-infringement entered Nov. 13, 2015; appealed. Federal Circuit affirmed in part and vacated in part on claim construction and remanded. Further appeals filed in 2018; mandate in 18-1439 issued June 19, 2019.

Case overview & background

Plain-language overview of the case: parties, accused product, patents at issue, and why the suit matters.

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Key legal developments & outcome

Major rulings, motions, claim construction, settlements, and the present posture or final disposition.

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In the news

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Plaintiff representatives

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Defendant representatives

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Record id: 5809336-3-12-cv-03876 · edit in Admin

Further reading

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.
What is a patent troll?
Patent trolls are companies whose business is suing other companies. They make nothing, sell nothing, and add nothing — they collect old patents and use them to extract settlements from companies that actually do things.
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.
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.
§ 285 attorney-fee shifting in practice
§ 285 isn't a guaranteed remedy. It's a high-effort, high-evidence tool that pays off occasionally and dramatically — turning a $3M defense expense into a $3M plaintiff bill.

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