Case Number:

PGR2021-00047

Case Type:

PGR

Status:

FWD Entered

Petitioner:

Eisai Inc.

Patent Owner:

Tech Center:

1. Filed: February 03, 2021 00:00

   Coverage

   1. August 08, 2022

      Eisai Wins Ax Of Sleep Drug Patent Claims At PTAB

      The Patent Trial and Appeal Board on Monday threw out several claims in a patent covering a form of treatment for insomnia, finding that the claims were either anticipated by an earlier patent or obvious.

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