The National Law Forum

The Blog of the The National Law Review

Category Archives: Intellectual Property

Antares Pharma Bolsters the “Original Patent” Rule for Reissued Patents

On November 17, the Federal Circuit decided Antares Pharma, Inc. v. medac Pharma Inc., holding reissued patent claims invalid for failing to comply with the “original patent” requirement of 35 U.S.C. § 251. The court’s decision casts a spotlight on the original patent rule and reinvigorates the little-used doctrine as an invalidity defense against reissued patent …

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Trademark Assignments: Keeping it Valid

After a trademark achieves federal registration, ownership of the mark may change hands for a variety of reasons. When a trademark owner transfers their ownership in a particular mark to someone else, it is called an assignment. Generally, for an assignment of a trademark to be valid, the assignment must also include the ‘goodwill’ associated …

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