Granted Patent
Utility
US 5,872,209 · App. 08/784,512
Artificial recombinant substrate (rAGG 1) and native aggrecan to determine the proteolytic activity of `aggrecanase` in cell culture systems
Inventors:
Eckart Bartnik, Bernd Eidenmueller, Frank Buettner, Bruce Caterson, Clare Hughes
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jan 17, 1997
Inventors
Eckart Bartnik
Bernd Eidenmueller
Frank Buettner
Bruce Caterson
Clare Hughes
Assignee (at issue)
Hoechst GmbH
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.