Granted Patent
Utility
US 6,008,374 · App. 09/268,608
Process for preparing bis (ether anhydrides) using alkylamine derived bisimides having low melting temperatures
Inventors:
Brent A. Dellacoletta, Roy Ray Odle, Thomas Link Guggenheim, Ronald A. Greenberg, James Barren, Joseph A. King, Jr., Sunita Singh Baghel, Deborah Ann Haitko, David G. Hawron
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Mar 15, 1999
Inventors
Brent A. Dellacoletta
Roy Ray Odle
Thomas Link Guggenheim
Ronald A. Greenberg
James Barren
Joseph A. King, Jr.
Sunita Singh Baghel
Deborah Ann Haitko
David G. Hawron
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.