Granted Patent
Utility
US 4,600,719 · App. 06/650,331
Tetrahydropyridine and piperidine derivatives
Inventors:
Karl Schenker, Raymond Bernasconi
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Sep 13, 1984
Inventors
Karl Schenker
Raymond Bernasconi
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.