Granted Patent
Utility
US 4,977,148 · App. 07/490,406
Amide derivatives
Inventors:
Brian R. Holloway, Ralph Howe, Balbir S. Rao, Donald Stribling
Patented Case
View Patent ↗
Granted: Dec 11, 1990
Filed: Mar 8, 1990
Inventors
Brian R. Holloway
Ralph Howe
Balbir S. Rao
Donald Stribling
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.