Granted Patent
Utility
US 4,597,756 · App. 06/725,313
Angular implant device
Inventor:
Donald A. Raible
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Apr 19, 1985
Inventor
Donald A. Raible
Assignee (at issue)
American Hospital Supply Corp.
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.