Validity
March 26, 2021
2021 FC 85: The Federal Court upheld the validity of all claims, but found that PetroChina was not infringing Maoz Betser-Zilevitch's patent for an SAGD.
March 3, 2021
Fed Cir, 2019-1927: The CAFC overturned a finding of non-obviousness by the US Patent Trial and Appeal Board on a patent owned by Melanoscan, LLC.
November 16, 2020
2020 FC 997: In a summary judgement for patent impeachment, Canada's Federal Court found a patent for heating hydraulic booms to be invalid for obviousness.
April 16, 2020
Fed. Cir. 2018-2097 — The CAFC ruled that Valeant's patent for Relistor(R) is prima facie obvious based on similar compounds with overlapping pH ranges.
March 9, 2020
2020 FCA 30; 2020 FCA 31 – Janssen and Celltrion will return to court in June after the FCA overturned a lower court decision regarding a Remicade patent.
October 11, 2019
CAFC 2018-1763 – In fiercely dissented decision, a top US court has invalidated an automotive patent, further extending the reach of the controversial §101.
September 20, 2019
CAFC 2018-2207 – The US Court of Appeals for the Federal Circuit ruled that “wherein” clauses in patent claims can be limiting if they are material to patentability.
September 13, 2019
2019 FC 1065 – Canada's Federal Court ruled that two fiber optics patents were obvious in light of an admission made in the background sections.
June 11, 2019
AVX Corporation v Presidio Components (Fed. Cir., 2018-1106) A case recently dismissed by the United States Court of Appeals for the Federal Circuit (“CAFC”) confirms that […]
May 7, 2019
Fed. Cir., 2016-2222 - CAFC affirms that a patent may be successfully defended if the patent holder can prove that the invention was conceived prior to any similar prior art.