Granted Patent
Utility
US 5,756,426 · App. 08/526,859
Phenyl acetic acid derivatives as pesticides
Inventors:
Hugo Ziegler, Stephan Trah, Saleem Farooq, Rene Zurfluh
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Sep 11, 1995
Inventors
Hugo Ziegler
Stephan Trah
Saleem Farooq
Rene Zurfluh
Assignee (at issue)
NOVARTIS AG
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.