Granted Patent
Utility
US 4,327,224 · App. 05/700,036
.alpha.-[(alkylamino)alkyl]-4-hydroxy-3-(alkylthio)benzenemethanols, derivatives thereof and intermediates therefor
Inventor:
Sydney Archer
Patented Case
View Patent ↗
Granted: Apr 27, 1982
Filed: Jun 25, 1976
Inventor
Sydney Archer
Assignee (at issue)
Sterling Drug, Inc.
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.