Granted Patent
Utility
US 4,395,545 · App. 06/292,970
Basic dioxazine compounds
Inventors:
Jean-Marie Adam, Pierre Galafassi
Patented Case
View Patent ↗
Granted: Jul 26, 1983
Filed: Aug 14, 1981
Inventors
Jean-Marie Adam
Pierre Galafassi
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.