Granted Patent
Utility
US 4,336,400 · App. 05/937,949
3-(Hydroxy or hydroxymethyl)-4-hydroxy-alpha(aminomethyl)benzyl alcohols and methods of use
Inventors:
Hiroaki Minatoya, Benjamin F. Tullar, Walter D. Conway
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Aug 30, 1978
Inventors
Hiroaki Minatoya
Benjamin F. Tullar
Walter D. Conway
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.