Granted Patent
Utility
US 4,234,735 · App. 06/065,801
Guanidino imidazoles and thiazoles
Inventors:
Derrick F. Jones, Tobias O. Yellin
Patented Case
View Patent ↗
Granted: Nov 18, 1980
Filed: Aug 13, 1979
Inventors
Derrick F. Jones
Tobias O. Yellin
Assignees (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.