Granted Patent
Utility
US 4,245,007 · App. 05/930,111
1,4-Bis-[azol-2'-yl]-naphthalenes and process of using the same
Inventor:
Leonardo Guglielmetti
Patented Case
View Patent ↗
Granted: Jan 13, 1981
Filed: Aug 1, 1978
Inventor
Leonardo Guglielmetti
Assignee (at issue)
Ciba-Geigy
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.