Complaint for Patent Infringement
Civil Action No. 0:12-cv-03068-JRT-LIB, the Hon. John R. Tunheim presiding.
Filed on Dec. 7, 2012 in the U.S. District Court for the District of Minnesota;

Patents in case

• 7,819,231: “S cam bushing assembly” by Gibson, Jr. Prosecuted by Patterson, Thuente, Christensen, Pedersen, P.A.. Includes 4 claims (4 indep.). Was application 10/673,641. Granted 10/26/2010.