Granted Patent
Utility
US 4,243,571 · App. 05/972,763
Stain-resistant vinyl chloride polymer compositions plasticized with alkylbenzyl succinates, glutarates or mixtures thereof
Inventor:
James D. Gabbard
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Dec 26, 1978
Inventor
James D. Gabbard
Assignee (at issue)
Monsanto 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.