Granted Patent
Utility
US 6,562,433 · App. 09/663,857
Method for the preparation of polycarbonate with reduced levels of fries
Inventors:
Hiromi Ishida, Kenichi Ishiwa, Mitsuyasu Okamura, Tomoaki Shimoda, Theodorus Lambertus Hoeks, Henricus H. M. van Hout, Monica Marugan, Patrick Joseph McCloskey, Joseph A. King, Jr., Paul Michael Smigelski, Jr.
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Sep 18, 2000
Inventors
Hiromi Ishida
Kenichi Ishiwa
Mitsuyasu Okamura
Tomoaki Shimoda
Theodorus Lambertus Hoeks
Henricus H. M. van Hout
Monica Marugan
Patrick Joseph McCloskey
Joseph A. King, Jr.
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.