Granted Patent
Utility
US 4,897,144 · App. 07/189,434
Epoxy-sufonylazide as bonding agent
Inventor:
Anthony B. Clayton
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: May 2, 1988
Inventor
Anthony B. Clayton
Assignee (at issue)
HERCULES LLC
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.