Trimble and Caterpillar licensed to use 3D machine control earthmoving systems.

Caterpillar Trimble Control Technologies LLC (CTCT) announced it has been granted a fully paid-up non-exclusive license to use U.S. Patent No. 4,807,131 owned by Philip M. Clegg for 3D machine control earthmoving systems.

On Jan. 29, 2003, a patent infringement lawsuit brought by Clegg against CTCT partner Trimble Navigation Limited in Utah federal court was settled for an undisclosed amount. The settlement also grants Trimble and Caterpillar a fully paid-up non-exclusive license under the Clegg patent.