Granted Patent
Utility
US 4,052,432 · App. 05/688,498
N-(1,1 Substituted acetonitrilo)-.alpha.-(3,5-substituted phenoxy) alkyl amides
Inventors:
Don R. Baker, Francis H. Walker
Patented Case
View Patent ↗
Granted: Oct 4, 1977
Filed: May 20, 1976
Inventors
Don R. Baker
Francis H. Walker
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.