Granted Patent
Utility
US 4,335,142 · App. 06/074,271
Aryl (1-arylsulfonyl) vinyl sulfones
Inventors:
Douglas I. Relyea, Robert A. Davis
Patented Case
View Patent ↗
Granted: Jun 15, 1982
Filed: Sep 11, 1979
Inventors
Douglas I. Relyea
Robert A. Davis
Assignee (at issue)
Uniroyal Ltd.
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.