September 29, 2025
Arguing over a single contentious issue does not support a report that labeled Sherwin-Williams' litigation strategy in a patent dispute as "exceptional," the company asserted in a recent objection to recommendations that it should pay fines and attorney fees in the case.
September 03, 2025
A special master has recommended that a Pennsylvania federal court require paint maker Sherwin-Williams to pay fines, including attorney fees, due to its "unreasonably aggressive litigation strategy" in a patent dispute with a rival.
November 08, 2024
PPG Industries told a Pennsylvania federal judge Friday that Sherwin-Williams should pay it $23 million in attorney fees after the Federal Circuit backed a jury's verdict invalidating five paint coating patents, saying the litigation was "premised on directly contradicting" admissions Sherwin made to the U.S. Patent and Trademark Office.
June 16, 2022
The Sherwin-Williams Co. can't get a new trial or a judgment overruling a jury's finding that its patents for an aluminum can coating were invalid because PPG Industries invented it first, a Pennsylvania federal judge ruled.
April 06, 2022
Sherwin-Williams Co. wants a federal court to overturn a jury's ruling or grant it a new trial over whether a PPG Industries can coating came first and invalidated Sherwin's patents, pointing to evidence, if the court had let it be shown to the jury, that would allegedly have torpedoed PPG's defense.
March 08, 2022
PPG Industries beat a patent infringement lawsuit from Sherwin-Williams Co. over beverage can coatings when a Pittsburgh federal jury found Tuesday that Sherwin's patents shouldn't have been granted because PPG had invented the coating first.
March 01, 2022
A 29-year-old patent will be key to determining whether PPG Industries copied a Sherwin-Williams Co. can coating that avoided a questionable chemical known as bisphenol A or whether Sherwin-Williams was copying PPG's earlier product, attorneys told a jury in Pittsburgh's federal court Tuesday.
January 04, 2022
Two notable intellectual property trials have been postponed amid the latest COVID-19 surge, with a case against Gilead over HIV drug patents now set to head to trial in May and another claiming Samsung infringed a wireless battery charging patent scheduled to go before a jury next month.
January 06, 2021
A Pennsylvania federal judge on Wednesday indefinitely postponed a February jury trial in a patent suit by Sherwin-Williams against coatings giant PPG, one day after PPG moved for a delay due to the COVID-19 pandemic.
November 19, 2020
Sherwin-Williams urged a federal judge Wednesday not to block its expert in a patent suit against coatings giant PPG from making an argument that allegedly contradicts what the paint company told the patent office years ago.