Granted Patent
Utility
US 4,854,812 · App. 07/208,940
Quick coupler assembly
Inventors:
Wayne G. Smith, David V. Martinez, Robert E. Mozingo, Charles B. Hanson
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Jun 20, 1988
Inventors
Wayne G. Smith
David V. Martinez
Robert E. Mozingo
Charles B. Hanson
Assignee (at issue)
J. I. Case Company
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.