Granted Patent
Utility
US 4,751,279 · App. 07/057,475
Novel polyphenate salts of triethylene diamine and their use as catalysts for curing a polyepoxide resin
Inventor:
Anil B. Goel
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Jun 3, 1987
Inventor
Anil B. Goel
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.