Counsel registry

Wisnia

5 case appearances — 1 as plaintiff counsel · 4 as defendant counsel.

Generating firm summary with web-search grounding — usually 30-60s. Don’t leave this page.

Attorneys

Further reading

How to read a patent claim chart
The claim chart is where the plaintiff's case actually lives. The complaint is a pitch deck; the chart is the homework — and most patent troll homework doesn't survive a careful read.
Cost of Inter Partes Review (IPR): a 2026 breakdown
An IPR ends most cases when the prior art is real. The all-in cost is roughly a tenth of full litigation — but only if you stage it right.
Most-litigated US patents: 12 patents that defined the patent troll era
If a demand letter lands on your desk citing one of these, you are not the first. The campaign playbook is on file. The defenses other defendants used are public record.
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.
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.