Sherwin-Williams paint store in Baltimore. (Photo: Diego M. Radzinschi/ALM) Federal Circuit Affirms Invalidity of Sherwin-Williams' Paint Patents in Dispute With PPG
At trial, PPG argued that it had invented the technology more than two decades ago and argued that Sherwin-Williams' patents never should have been issued.
July 31, 2024 at 04:37 PM
3 minute read
The U.S. Court of Appeals for the Federal Circuit has affirmed a lower court's patent invalidity judgment against five patents owned by Sherwin-Williams Co., involving beverage can coatings, agreeing substantial evidence supported the jury's verdict in favor of industry competitor, PPG.
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