Granted Patent
Utility
US 5,650,429 · App. 08/554,418
Use of DL-(+/-)-.alpha.-lipoic acid, D-(+)-.alpha.-lipoic acid, .alpha.-lipoic acid in reduced or oxidized form or salts for treating circulatory disorders
Inventors:
Frank Conrad, Hermann-August Henrich, Wolfgang Geise, Heinz Ulrich
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Nov 8, 1995
Inventors
Frank Conrad
Hermann-August Henrich
Wolfgang Geise
Heinz Ulrich
Assignee (at issue)
Asta Medica 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.