Granted Patent
Utility
US 4,284,786 · App. 06/103,551
5-Methylisoxazole-4-carboxylic-(4-trifluoromethyl)-anilide
Inventors:
Friedrich-Johannes Kammerer, Rudolf Schleyerbach
Patented Case
View Patent ↗
Granted: Aug 18, 1981
Filed: Dec 13, 1979
Inventors
Friedrich-Johannes Kammerer
Rudolf Schleyerbach
Assignee (at issue)
Hoechst GmbH
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.