Counsel registry

Kellogg, Huber, Hansen, Todd, Evans & Figel

3 case appearances — 2 as plaintiff counsel · 1 as defendant counsel.

Attorneys

Further reading

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.
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.
Bilski v. Kappos (2010)
Machine-or-transformation isn't the only § 101 test, business-method patents survived as a category, and the specific Bilski hedging method was unpatentable. The trio of Bilski, Mayo, and Alice gave defendants the modern § 101 motion.
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.