Granted Patent
Utility
US 4,654,383 · App. 06/802,805
Flame-retardant epoxy resins
Inventor:
Larry S. Corley
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Nov 27, 1985
Inventor
Larry S. Corley
Assignee (at issue)
SHELL OIL COMPANY
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.