Posts Tagged: patent trial


SAS: When the Patent Office institutes IPR it must decide patentability of all challenged claims

In SAS Institute, a 5-4 majority ruled that there is no authorization in the statute for the Patent Trial and Appeal Board (PTAB) to partially institute a …
By Gene Quinn & Renee C. Quinn
2 years ago 12

Three rounds of IPR petitions invalidates VirnetX patent after Apple gets around statute of limitations

Luckily for Apple and Microsoft, however, VirnetX did not assert the ‘135 patent against Mangrove Partners, a hedge fund, which filed a petition for IPR against the ‘135 patent …
By Steve Brachmann
2 years ago 3

IPR Evidence and Trial Impact for Practitioners

For accused infringers relying on invalidity defenses that were presented in an inter partes review (“IPR”) to fight willful infringement allegations in district court, the shift in …

Is the IPR tide about to turn at the Patent Trial and Appeal Board?

Recently the United States Supreme Court added an important IPR case to its docket. Normally the Supreme Court does not take a Federal Circuit appeal to compliment …
By Gene Quinn
4 years ago 20