The US Court of Appeals for the Federal Circuit on March 13, 2020, overturned the Patent Trial and Appeal Board’s (PTAB) unpatentability determination for a nail-fungus treatment patent.

The Fourth Circuit on March 12, 2020, affirmed a North Carolina District Court’s grant of two complementary injunctions granted to protect SAS Institute Inc.'s $79.1 million copyright infringement win against “collateral attacks” on the judgment in UK court.

The US Court of Appeals for the Ninth Circuit on March 9, 2020, held that the opening guitar riff in Led Zeppelin’s “Stairway to Heaven” didn’t infringe another band’s copyright.

The United States Patent and Trademark Office on March 16, 2020, announced that it will be closing all USPTO facilities to the public due to the coronavirus pandemic.

The US Patent and Trademark Office has announced that examiner and examining attorney interviews, Patent Trial and Appeal Board (PTAB) and Trademark Trial and Appeal Board (TTAB) oral hearings, and other similar in-person meetings with parties and stakeholders scheduled to take place at USPTO offices on or after Friday, March 13, 2020 will be conducted remotely by video or telephone.