Granted Patent
Utility
US 4,233,318 · App. 06/022,755
Biocidal isothiourea compounds
Inventors:
Llewellyn W. Fancher, Don R. Baker
Patented Case
View Patent ↗
Granted: Nov 11, 1980
Filed: Mar 22, 1979
Inventors
Llewellyn W. Fancher
Don R. Baker
Assignee (at issue)
Stauffer Chemical Company
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.