Granted Patent
Utility
US 5,969,086 · App. 08/990,390
Quaternary bisphenolates, methods for their preparation, and uses thereof
Inventors:
Jimmy Lynn Webb, Thomas Link Guggenheim, Robert J. Nick, Patrick Joseph McCloskey, Joseph A. King, Jr.
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Dec 15, 1997
Inventors
Jimmy Lynn Webb
Thomas Link Guggenheim
Robert J. Nick
Patrick Joseph McCloskey
Joseph A. King, Jr.
Assignee (at issue)
General Electric Company
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.