Granted Patent
Utility
US 4,855,340 · App. 07/158,019
Stabilized epoxy resin compositions
Inventor:
Kailash Dangayach
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Feb 19, 1988
Inventor
Kailash Dangayach
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.