Granted Patent
Utility
US 4,634,562 · App. 06/299,770
Photocurable polyvinyl chloride composition
Inventor:
Raymond E. Downey
Patented Case
View Patent ↗
Granted: Jan 6, 1987
Filed: Sep 8, 1981
Inventor
Raymond E. Downey
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER 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.