Granted Patent
Utility
US 5,523,448 · App. 08/096,107
Diphosphites
Inventor:
James A. Mahood
Patented Case
View Patent ↗
Granted: Jun 4, 1996
Filed: Jul 22, 1993
Inventor
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.