Granted Patent
Utility
US 4,348,408 · App. 06/292,080
Pesticidal .alpha.-allenyl-3-phenoxybenzyl-2,2-dimethyl-3-(2,2-dihalovinyl)-cyclopr opane-1-carboxylates
Inventors:
Peter Ackermann, Laurenz Gsell, Rudolf Wehrli
Patented Case
View Patent ↗
Granted: Sep 7, 1982
Filed: Aug 12, 1981
Inventors
Peter Ackermann
Laurenz Gsell
Rudolf Wehrli
Assignee (at issue)
Ciba-Geigy
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.