Granted Patent
Utility
US 4,980,480 · App. 07/405,179
Production of triazolinones
Inventors:
George Theodoridis, John W. Lyga
Patented Case
View Patent ↗
Granted: Dec 25, 1990
Filed: Sep 8, 1989
Inventors
George Theodoridis
John W. Lyga
Assignee (at issue)
FMC 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.