Granted Patent
Utility
US 4,491,439 · App. 06/402,179
Tendon latch
Inventor:
Bruce J. Watkins
Patented Case
View Patent ↗
Granted: Jan 1, 1985
Filed: Jul 26, 1982
Inventor
Bruce J. Watkins
Assignee (at issue)
Hughes Tool Company LLC
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.