Granted Patent
Utility
US 5,567,802 · App. 08/559,869
Polycarbonate redistribution method employing phosphonium hydroxides
Inventor:
Patrick Joseph McCloskey
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: Nov 20, 1995
Inventor
Patrick Joseph McCloskey
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.