Granted Patent
Utility
US 5,334,506 · App. 07/785,020
Chromogenic method of detecting endoproteases
Inventors:
Werner Stuber, Dieter Schnaitmann
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Oct 30, 1991
Inventors
Werner Stuber
Dieter Schnaitmann
Assignee (at issue)
Behringwerke 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.