Granted Patent
Utility
US 4,904,816 · App. 07/366,554
Process for the manufacture of anilinofumarate via chloromaleate or chlorofumarate or mixtures thereof
Inventors:
Albert A. Cevasco, Donald Roy
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Jun 15, 1989
Inventors
Albert A. Cevasco
Donald Roy
Assignee (at issue)
American Cyanamid 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.