Granted Patent
Utility
US 5,527,939 · App. 08/234,096
Amine catalyzed reaction of alkyl mercaptans with thiophosphoryl chloride
Inventors:
Vidyanatha A. Prasad, Peter E. Newallis
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Apr 28, 1994
Inventors
Vidyanatha A. Prasad
Peter E. Newallis
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.