In New Post-Grant Review Petition, Anti-Malware Patent Faces Challenge

(May 9, 2023, 12:02 PM EDT) -- ALEXANDRIA, Va. — In a May 8 filing with the Patent Trial and Appeal Board, the cybersecurity company Sophos Inc. says that “every one of the claimed features” of a patent relating to “threat detection of executable files” was disclosed in or rendered obvious by a prior art application....

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