Fed. Circ. Told Decision Clearing Sirius In Patent Case Flawed

By Adam Lidgett · July 20, 2026, 4:15 PM EDT

German research institute Fraunhofer-Gesellschaft has urged the Federal Circuit to revive its patent suit against SiriusXM, saying a lower court made various errors when deciding that the satellite radio giant relied...

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Case Information

Case Title

Fraunhofer-Gesellschaft Zur Forderung der angewandten Forschung e.V. v. Sirius XM Radio Inc.

Case Number

1:17-cv-00184

Court

Delaware

Nature of Suit

Patent

Date Filed

February 22, 2017


Case Title

Fraunhofer-Gesellschaft v. Sirius XM Radio LLC

Case Number

26-1745

Court

Appellate - Federal Circuit

Nature of Suit

830 Patent Infringement (Fed. Qst.)

Date Filed

April 28, 2026