Granted Patent
Utility
US 5,270,342 · App. 07/738,437
Acetamide derivatives
Inventors:
David R. Brittain, Steven P. Brown, Anthony L. Cooper, Jethro L. Longridge, Jeffrey James Morris, John Preston, Linda Salter
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Jul 31, 1991
Inventors
David R. Brittain
Steven P. Brown
Anthony L. Cooper
Jethro L. Longridge
Jeffrey James Morris
John Preston
Linda Salter
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.