News & Analysis as of

Patent Oppositions Patent Trial and Appeal Board Appeals

McDermott Will & Emery

It May Be a Hairy Situation, but Detailed Declaration Sufficient Evidence of Prior Use

The US Court of Appeals for the Federal Circuit affirmed the Patent Trial & Appeal Board’s refusal to register a mark, finding that an unchallenged, detailed declaration by the opposing company’s director sufficed as...more

Goodwin

Biosimilar Litigation Updates

Goodwin on

Below is an update on recent developments in several litigations involving biosimilar products. Amgen v. Sandoz (filgrastim, pegfilgrastim): As we previously reported, the district court granted summary judgment of...more

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