Granted Patent
Utility
US 5,049,679 · App. 07/458,868
Carboxamide derivatives
Inventor:
Peter Bernstein
Patented Case
View Patent ↗
Granted: Sep 17, 1991
Filed: Dec 29, 1989
Inventor
Peter Bernstein
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.