Granted Patent
Utility
US 6,093,813 · App. 09/163,660
Cephalosporin compounds
Inventors:
Gerd Ascher, Johannes Ludescher, Hubert Sturm, Josef Wieser
Patented Case
View Patent ↗
Granted: Jul 25, 2000
Filed: Sep 30, 1998
Inventors
Gerd Ascher
Johannes Ludescher
Hubert Sturm
Josef Wieser
Assignee (at issue)
Biochemie Gesellschaft m.b.H
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.