Granted Patent
Utility
US 4,390,675 · App. 06/300,788
Curable composition and use thereof
Inventor:
Bruce A. Gruber
Patented Case
View Patent ↗
Granted: Jun 28, 1983
Filed: Sep 10, 1981
Inventor
Bruce A. Gruber
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.