Granted Patent
Utility
US 4,911,745 · App. 07/215,281
Novel 2-(substituted imino)-1,3,4-dihydrothladiazoles
Inventor:
Raymond A. Felix
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Jul 8, 1988
Inventor
Raymond A. Felix
Assignee (at issue)
ICI Americas, 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.