PTAB Tosses 2nd Patent On Cologuard Colon Cancer Test

By Adam Lidgett · February 6, 2026, 7:56 PM EST

The Patent Trial and Appeal Board has found that Geneoscopy had shown that all the claims it challenged in a patent on Exact Sciences' colon cancer test Cologuard are invalid as...

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Documents

Case Information

Case Title

Exact Sciences Corporation v. Geneoscopy, Inc.

Case Number

1:23-cv-01319

Court

Delaware

Nature of Suit

Patent

Date Filed

November 17, 2023