Granted Patent
Utility
US 5,807,963 · App. 08/631,592
High molecular weight stabilizer compounds for stabilizing polymers
Inventor:
Niles R. Rosenquist
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Apr 12, 1996
Inventor
Niles R. Rosenquist
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.