Granted Patent
Utility
US 6,300,460 · App. 09/612,652
Mixed dialkali metal salts of sulfuric acid containing at least one cesium equivalent as polymerization catalysts
Inventors:
Patrick Joseph McCloskey, Timothy Brydon Burnell, Paul Michael Smigelski, Jr., Alberto Nisoli
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Jul 6, 2000
Inventors
Patrick Joseph McCloskey
Timothy Brydon Burnell
Paul Michael Smigelski, Jr.
Alberto Nisoli
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.