Granted Patent
Utility
US 4,613,660 · App. 06/702,706
Polyol/polyepoxide/polyurethane adhesive
Inventors:
Anil B. Goel, Harvey J. Richards, Robert A. Grimm
Patented Case
View Patent ↗
Granted: Sep 23, 1986
Filed: Feb 19, 1985
Inventors
Anil B. Goel
Harvey J. Richards
Robert A. Grimm
Assignee (at issue)
Ashland Oil, 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.