Granted Patent
Utility
US 4,325,973 · App. 06/170,446
Hydroxyalkyl amides as fungicides to eumycotina in phanerogamia plant life
Inventors:
David E. Graham, Joseph P. Copes, deceased
Patented Case
View Patent ↗
Granted: Apr 20, 1982
Filed: Jul 21, 1980
Inventors
David E. Graham
Joseph P. Copes, deceased
Assignee (at issue)
GAF Corporation
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.