Counsel registry

Birnbaum & Godkin

4 case appearances — 4 as plaintiff counsel · 0 as defendant counsel.

Attorneys

Further reading

IPR estoppel: the trade-off behind the cheapest invalidity tool
File your strongest art, file it well — or don't file at all if your strongest grounds aren't patents and publications. Estoppel is what makes IPR powerful for the system and dangerous for the defendant who underprepares.
The first 30 days after a patent infringement complaint
Most defendants spend the first 30 days reacting. The defendants who do well spend it sequencing — because every move you make in month one shapes the budget, leverage, and exit options for the next two years.
Anatomy of a shakedown: how a patent troll campaign actually works
A patent troll demand letter isn't a lawsuit. It's the output of an industrial process designed to extract money at scale, calibrated to your defense costs, and dependent on you not coordinating with the other 199 targets in the same campaign.
eBay Inc. v. MercExchange (2006)
Pre-eBay, an injunction was a kill switch a patent holder could threaten. Post-eBay, the worst is monetary damages — and for an NPE that wants license fees anyway, the four-factor test usually fails on the irreparable-harm prong.
AI prior art search tools: a 2026 buyer's guide for defendants
AI doesn't replace a patent attorney's judgment. It does replace the search step that used to cost $20,000 and take three weeks.