Granted Patent
Utility
US 4,109,963 · App. 05/782,669
Dump body gate latch control system
Inventors:
Alfred W. Sieving, James M. Stanley
Patented Case
View Patent ↗
Granted: Aug 29, 1978
Filed: Mar 30, 1977
Inventors
Alfred W. Sieving
James M. Stanley
Assignee (at issue)
Caterpillar Tractor Co.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.