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Patent Litigation Intellectual Property Protection Terminal Disclaimer

Wolf, Greenfield & Sacks, P.C.

Allergan ‘First’ Exception to Cellect ODP Scenarios

In a highly anticipated decision in Allergan v. MSN Labs., the Federal Circuit held yesterday that claims in a first-filed, first-issued, later-expiring patent cannot be invalidated for double patenting by claims in a...more

Akerman LLP

Unenforceable Upon Issuance: The Patent Danger Posed by Errors in a Terminal Disclaimer

Akerman LLP on

A recent case in the Western District of Oklahoma shines a spotlight on the patent danger posed by errors in a terminal disclaimer. In this case, a typographical error in the filed terminal disclaimer rendered an ensuing...more

McDermott Will & Emery

Patent Thicket Avoidance: PTO Proposes Changes to Terminal Disclaimer Practice

McDermott Will & Emery on

On May 10, 2024, the US Patent & Trademark Office (PTO) issued a notice of proposed rulemaking (Notice) concerning major changes to the terminal disclaimer (TD) practice, which may lead to a sea change in patent prosecution...more

Smart & Biggar

Three key differences between U.S. and Canadian patent law that can affect patent filing strategies in Canada

Smart & Biggar on

Though there are many similarities between U.S. and Canadian patent law, the following significant differences can affect the key decision of whether to file in Canada. 1. Grace period time limit - Sections 28.2 and...more

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