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Celgene Corporation v. Laura A. Peter, Deputy Director of the USPTO

(Docket #: 2018-1167)(Fed. Cir. 2019)(PDF, 36 pages)

The retroactive application of IPR proceedings to pre-AIA patents does not violate the Fifth Amendment.
Iancu, Director, US Patent and Trademark Office v. Brunetti
(U.S. 18-302)(S. Ct. 2019)(PDF, 44 pages)
The Lanham Act's prohibition against trademark registration of immoral or scandalous trademarks violates the First Amendment.

In re: Siny Corp.

(Docket #: 2018-1077)(Fed. Cir. 2019)(PDF, 9 pages)

For a trademark associated with goods, a webage that advertises the goods, but contains purchase information for the goods that is limited to the phrase "For sales information" followed by a phone number, does not qualify as a point-of-sale display for the goods and therefore fails as a specimen of use.

Helsinn Healthcare S.A. v. Teva Pharmaceuticals USA, Inc., et al.
(U.S. 17-1229)(S. Ct. 2019)(PDF, 11 pages)
A commercial sale to a third party who is required to keep the invention confidential may place the invention "on sale" under 35 U.S.C. §102(a).
Saint Regis Mohawk Tribe v. Mylan Pharmaceuticals Inc., et al.
(Docket #: 2018-1638)(Fed. Cir. 2018)(PDF, 25 pages)
A Native American tribe (the "Tribe") cannot dismiss an IPR against a patent owned by the Tribe based on the Tribe's sovereign immunity.
Oil States Energy Services, LLC v. Greene's Energy Group, LLC, et al.
(U.S. 16-712)(S. Ct. 2018)(PDF, 33 pages)
The USPTO's inter partes review (IPR) procedure does not violate Article III or the Seventh Amendment of the Constitution (the decision to grant a patent is a public-rights matter and Congress has permissibly reserved the USPTO's authority to reconsider any such grant).