Granted Patent
Utility
US 4,769,030 · App. 07/043,540
Monomer and use thereof in crack prevention of implanted prostheses
Inventor:
Leonard Pinchuk
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Apr 28, 1987
Inventor
Leonard Pinchuk
Assignee (at issue)
Corvita Corporation
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.