Granted Patent
Utility
US 5,616,767 · App. 08/395,722
Process for making biphenylene and bisphenylene phosphites
Inventors:
William P. Enlow, James A. Mahood
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Feb 28, 1995
Inventors
William P. Enlow
James A. Mahood
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.