Granted Patent
Utility
US 4,740,539 · App. 06/854,227
Flexible two-component epoxy structural adhesives
Inventor:
Anil B. Goel
Patented Case
View Patent ↗
Granted: Apr 26, 1988
Filed: Apr 21, 1986
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.