Granted Patent
Utility
US 4,611,033 · App. 06/710,120
Process for stabilizing a poly(aryl ether ketone)
Inventor:
Louis M. Maresca
Patented Case
View Patent ↗
Granted: Sep 9, 1986
Filed: Mar 11, 1985
Inventor
Louis M. Maresca
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.