Granted Patent
Utility
US 5,587,436 · App. 08/302,150
Process for controlling the polymerization of propylene and ethylene and copolymer products
Inventors:
Thaddeus W. Klimek, Michael Bruce Edwards
Patented Case
View Patent ↗
Granted: Dec 24, 1996
Filed: Sep 8, 1994
Inventors
Thaddeus W. Klimek
Michael Bruce Edwards
Assignee (at issue)
Quantum Chemical 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.