Granted Patent
Utility
US 5,631,379 · App. 08/343,154
Oxazole amines as intermediates in the manufacture of insecticidal pyrroles
Inventor:
Venkataraman Kameswaran
Patented Case
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Granted: May 20, 1997
Filed: Nov 22, 1994
Inventor
Venkataraman Kameswaran
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.