7 known cases. View patent page →
IGS filed a patent infringement suit in E.D. Tex. asserting the Lesesky-family patents 6,608,554; 6,411,203; 6,744,352; 7,015,800; and 7,449,993 against Turnpike Global Technologies and other defendants. The case closed on Aug. 2, 2010, with final judgment on Aug. 3, 2010 after all defendants settled.
IGS patent infringement action in E.D. Tex. asserting the same five Lesesky-family patents against Teletrac and others. Final judgment entered Jan. 4, 2011 after all defendants were resolved/dismissed.
IGS patent infringement action in E.D. Tex. asserting the same five Lesesky-family patents against Volvo Construction Equipment North America and others. All defendants were dismissed.
IGS patent infringement action in E.D. Tex. asserting the same five Lesesky-family patents against OnStar and others. Pending at the time of a later complaint, with one of six defendants remaining.
IGS patent infringement action in E.D. Tex. asserting the same five Lesesky-family patents against PeopleNet. Case resolved and dismissed.
IGS's sixth lawsuit asserting the same five Lesesky-family patents, filed against RM Acquisition, LLC d/b/a Rand McNally & Company. No case number was captured.
Case number listed in Google Patents family litigation data (Unified Patents/Darts-ip family ID 27070730) for the patent family containing US 6608554. Party names, filing date, outcome, and whether US 6608554 itself was asserted were not independently confirmed in the narrative.