Granted Patent
Utility
US 4,154,849 · App. 05/845,513
N-Cyano-2-(substituted phenoxy) butyramides and their use as mildewicides
Inventors:
Francis H. Walker, Don R. Baker
Patented Case
View Patent ↗
Granted: May 15, 1979
Filed: Oct 26, 1977
Inventors
Francis H. Walker
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.