Granted Patent
Utility
US 6,239,155 · App. 08/348,399
Phenyl-substituted 1,4-dihydropyridines
Inventors:
Heinrich Meier, Wolfgang Hartwig, Bodo Junge, Rudolf Schohe-Loop, Zhan Gao, Bernard Schmidt, Maarten de Jonge, Teunis Schuurman
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Dec 2, 1994
Inventors
Heinrich Meier
Wolfgang Hartwig
Bodo Junge
Rudolf Schohe-Loop
Zhan Gao
Bernard Schmidt
Maarten de Jonge
Teunis Schuurman
Assignee (at issue)
Bayer 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.