5 February 2020PatentsRory O'Neill

PTAB cannot cancel claims as indefinite, Fed Circuit says

The US Court of Appeals for the Federal Circuit yesterday, February 4, said that the Patent Trial and Appeal Board (PTAB) cannot invalidate patent claims for indefiniteness.

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PTAB to follow judicial approach in AIA ‘indefinite’ challenges

8 January 2021 The US Patent and Trademark Office has clarified the way in which the Patent Trial and Appeal Board should approach the issue of indefiniteness in post-grant proceedings, aligning the PTAB’s approach with that of the courts.

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Indefinite claims at the PTAB

28 April 2020 Petitioners that attempt to take advantage of the PTAB raising an indefiniteness challenge to patent claims will likely fail, as Hailey Bureau and Chad Rink of Birch, Stewart, Kolasch & Birch explain.

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Fed Circuit throws Apple a lifeline after PTAB rejection

10 February 2020 The US Court of Appeals for the Federal Circuit has pushed back on a noise-reduction technology ruling from the Patent Trial and Appeal Board, in which Apple failed to invalidate parts of a patent.

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PTAB cannot cancel claims as indefinite, Fed Circuit says

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