Granted Patent
Utility
US 4,743,403 · App. 06/584,972
Process for preparing organo-sulfonium halides
Inventor:
Sreeramulu Nagubandi
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Mar 1, 1984
Inventor
Sreeramulu Nagubandi
Assignee (at issue)
Stauffer Chemical Company
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.