Granted Patent
Utility
US 4,629,639 · App. 06/812,582
Compositions comprising propylene polymer-E/VA copolymer-polyterpene resin
Inventor:
Bennie M. Lucas
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Dec 23, 1985
Inventor
Bennie M. Lucas
Assignee (at issue)
El Paso Products 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.