Litigation

Cedar Lane Technologies Inc. v. Siebert Financial Corp.

dismissed with prejudice

1:26-cv-00299

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Court: S.D.N.Y.
Filed: 2026-01-13
Terminated: 2026-04-23

Patents at issue (1)

Plaintiffs (1)

π Cedar Lane Technologies Inc.

Defendants (1)

Δ Siebert Financial Corp.

Summary

Cedar Lane Technologies Inc. sued Siebert Financial Corp. in S.D.N.Y. asserting US 8,577,782. The case was dismissed with prejudice, closed 2026-04-23.

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Record id: 8577782-1-26-cv-00299 · 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.
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 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.
Joint defense groups: economics, formation, and the privilege framework
An NPE sues twenty defendants on one patent. Solo, each faces $3-5M in defense costs. Pooled into a joint defense group, the per-defendant number drops to $200-500K. The economics only work if the privilege framework is set up correctly.

All resources →