Granted Patent
Utility
US 6,451,780 · App. 09/615,060
Progesterone antagonists for the production of pharmaceutical agents for the treatment of dysfunctional uterine bleeding
Inventors:
Kristof Chwalsz, Klaus Stockemann
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Jul 12, 2000
Inventors
Kristof Chwalsz
Klaus Stockemann
Assignee (at issue)
SCHERING CORPORATION
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.