Agricultural Machinery Manufacturing Company (Par-Kan) Sued for Alleged Patent Infringement
Indiana Intellectual Property Law
SEPTEMBER 19, 2023
The Plaintiff claims that Par-Kan had knowledge of the ‘940 and ‘123 patents because these patents are continuations of U.S. 8,221,047 , which Unverferth sued Par-Kan over in a similar infringement case in 2013 and had received subpoenas and a cease-and-desist letter , identifying the patents by numbers.
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