Granted Patent
Utility
US 5,162,346 · App. 07/726,408
Pharmaceutical composition comprising flupirtine and its use to combat muscular tension
Inventors:
Michael Lobisch, Ralph Venhaus, Bernd Nickel, Istvan Szelenyi, Jurgen Engel, Peter Emig
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: Jul 10, 1991
Inventors
Michael Lobisch
Ralph Venhaus
Bernd Nickel
Istvan Szelenyi
Jurgen Engel
Peter Emig
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.