On July 5, 2019, the Federal Circuit issued three precedential opinions regarding patent law: In re Global, Enzo v. Roche, and Westech v. 3M. The court addressed reissue claims and written description, lack of enablement, and improper venue along with Attorneys fees and costs.

In Re: Global IP Holdings LLC, Docket No. 18-1426 (CAFC July 5, 2019) - http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/18-1426.Opinion.7-5-2019.pdf
U.S. Patent No. 8,690,233 - https://patents.google.com/patent/US8690233B2

Enzo Life Sciences, Inc. v. Roche Molecular Sys., Inc., Docket No. 17-2498 (CAFC July 5, 2019) -
http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/17-2498.Opinion.7-5-2019.pdf
U.S. Patent No. 6,992,180 - https://patents.google.com/patent/US6992180B1
U.S. Patent No. 8,097,405 - https://patents.google.com/patent/US8097405B1

Westech Aerosol Corp. v. 3M Co., Docket No. 18-1699 (CAFC July 5, 2019) -
http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/18-1699.Opinion.7-5-2019.pdf
U.S. Patent No. 7,705,056 - https://patents.google.com/patent/US7705056B1