Granted Patent
Utility
US 4,873,343 · App. 07/275,369
Process for the preparation of N-(2-chlorobenzyl)-2-(2-thienyl) ethylamine
Inventor:
Joel Radisson
Patented Case
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Granted: Oct 10, 1989
Filed: Nov 23, 1988
Inventor
Joel Radisson
Assignee (at issue)
Sanofi
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.