Granted Patent
Utility
US 4,403,053 · App. 06/375,947
Stabilized olefin polymers
Inventor:
Elyse B. Lewis
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: May 7, 1982
Inventor
Elyse B. Lewis
Assignee (at issue)
BorgWarner Inc.
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.