Granted Patent
Utility
US 4,841,002 · App. 07/266,403
Liquid aromatic bisoxazoline and disoxazine monomer mixtures cured with polyphenolic compounds
Inventors:
Billy M. Culbertson, Omar Tiba
Patented Case
View Patent ↗
Granted: Jun 20, 1989
Filed: Nov 8, 1988
Inventors
Billy M. Culbertson
Omar Tiba
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.