Granted Patent
Utility
US 4,242,034 · App. 05/961,105
Quick-release coupling
Inventor:
Floyd A. Schmitz
Patented Case
View Patent ↗
Granted: Dec 30, 1980
Filed: Nov 16, 1978
Inventor
Floyd A. Schmitz
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.