Granted Patent
Utility
US 5,693,821 · App. 08/696,013
Process for the preparation of substituted aminotriazolinones
Inventors:
Hans-Joachim Diehr, Klaus-Helmut Muller, Reinhard Lantzsch
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Aug 12, 1996
Inventors
Hans-Joachim Diehr
Klaus-Helmut Muller
Reinhard Lantzsch
Assignee (at issue)
Bayer Aktiengesellschaft
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.