Case Number:

IPR2025-00440

Case Type:

IPR

Status:

Final Written Decision

Petitioner:

Charles River Laboratories, Inc.

Patent Number:

11,236,318

1. Filed: January 16, 2025 00:00

   Coverage

   1. September 09, 2026

      Split PTAB Invalidates Japanese Co.'s Patent Claims

      A divided Patent Trial and Appeal Board has thrown out claims in a pair of Seikagaku Corp. patents related to endotoxin detection that were challenged by Charles River Laboratories, finding they were either obvious or anticipated.

   1 other articles on this case. View all »

   ---

   Stay ahead of the curve

   In the legal profession, information is the key to success. You have to know what’s happening with clients, competitors, practice areas, and industries. Law360 provides the intelligence you need to remain an expert and beat the competition.

   
   

   • Search PTAB cases and full-text documents.
   • Download filings with the U.S. Patent & Trademark Office’s Patent Trial & Appeal Board.
   • Set up alerts on new cases, follow ongoing cases, track new decisions and so much more!

   TRY LAW360 FREE FOR SEVEN DAYS

   View the PTAB case documents

   Already a subscriber? Click here to login