Granted Patent
Utility
US 5,874,579 · App. 08/640,610
Insecticidal substituted-2.4-diaminoquinazolines related applications
Inventors:
Robert Henrie II, Clinton J. Peake, Thomas G. Cullen, Walter H. Yeager
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: May 1, 1996
Inventors
Robert Henrie II
Clinton J. Peake
Thomas G. Cullen
Walter H. Yeager
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.