Collegium Pharmaceutical, Inc. Post grant review

Track this case

Case Number:

PGR2018-00048

Case Type:

PGR

Status:

FWD Entered

Petitioner:

Collegium Pharmaceutical, Inc.

Patent Owner:

Tech Center:

  1. Filed: March 13, 2018 00:00

    Coverage

    1. November 22, 2021

      CORRECTED: PTAB Axes Patent After Purdue Ch. 11 Delay

      The Patent Trial and Appeal Board has invalidated a Purdue Pharma patent for an opioid with an abuse deterrent, faulting the patent description and rejecting Purdue's argument that the board took too long to issue a decision.


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