Granted Patent
Utility
US 5,067,451 · App. 07/567,100
Recoil spring end retainer
Inventor:
Rex A. Tyler
Patented Case
View Patent ↗
Granted: Nov 26, 1991
Filed: Aug 14, 1990
Inventor
Rex A. Tyler
Assignee (at issue)
Eaton Indiana, Inc.
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.