Granted Patent
Utility
US 4,407,983 · App. 06/363,102
Polyoxamate polymer/polyols
Inventor:
Richard M. Gerkin
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Mar 29, 1982
Inventor
Richard M. Gerkin
Assignee (at issue)
Union Carbide 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.