Microsoft Corp. v. i4i Ltd. Partnership
Encyclopedia
Microsoft Corp. v. i4i Ltd. Partnership, 564 U.S. ---, was a case decided by the Supreme Court of the United States
that held that an invalidity defense in a patent infringement
lawsuit must be proved by clear and convincing evidence.
Supreme Court of the United States
The Supreme Court of the United States is the highest court in the United States. It has ultimate appellate jurisdiction over all state and federal courts, and original jurisdiction over a small range of cases...
that held that an invalidity defense in a patent infringement
Patent infringement
Patent infringement is the commission of a prohibited act with respect to a patented invention without permission from the patent holder. Permission may typically be granted in the form of a license. The definition of patent infringement may vary by jurisdiction, but it typically includes using or...
lawsuit must be proved by clear and convincing evidence.