Counsel registry

Greene Espel

5 case appearances — 3 as plaintiff counsel · 2 as defendant counsel.

Attorneys

Further reading

Examples of NPE shell companies: how patent trolls structure their entities
The shell company is the patent troll's signature legal artifact. Knowing the structures lets you read the litigation strategy off the corporate filing.
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.
How patent trolls operate (and why the business model works)
A junk patent generates settlement income exactly the same way as a strong one, because nobody pays $1M to test a $200k demand. The mechanics matter because the failure modes — what makes assertion campaigns expensive or risky for the troll — are exactly where defendants find leverage.
What patent litigation actually costs (AIPLA Economic Survey)
It costs a few hundred dollars to file a patent complaint and a median of $1.5M-$3.2M to defend one through trial. That gap isn't a side effect of patent litigation — for a troll, it is the entire business model.
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.