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Hatch Law

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

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

Attorneys

Further reading

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.
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.
Obviousness under § 103
Most patented inventions are combinations of existing ideas. The modern KSR standard makes those combinations easier to attack than they used to be.
What to do if you get a patent demand letter
A patent demand letter is a request for money, not a court order. The plaintiff's leverage is your fear; preparation removes it.
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.