Granted Patent
Utility
US 4,403,801 · App. 06/277,753
Clamp assembly
Inventors:
Edward R. Huff, Hubert H. Warner
Patented Case
View Patent ↗
Granted: Sep 13, 1983
Filed: Feb 24, 1981
Inventors
Edward R. Huff
Hubert H. Warner
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.