Granted Patent
Utility
US 6,316,578 · App. 09/497,938
Salts of non-volatile acids as polymerization catalysts
Inventors:
Patrick Joseph McCloskey, Timothy Brydon Burnell, Paul Michael Smigelski, Jr.
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Feb 4, 2000
Inventors
Patrick Joseph McCloskey
Timothy Brydon Burnell
Paul Michael Smigelski, 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.