Granted Patent
Utility
US 5,634,879 · App. 08/056,746
Process for preparing a porous graft containing endothelial cells
Inventors:
Werner Mueller-Glauser, Franz Rieser, Pedro Bittmann, Eric Dardel
Patented Case
View Patent ↗
Granted: Jun 3, 1997
Filed: May 4, 1993
Inventors
Werner Mueller-Glauser
Franz Rieser
Pedro Bittmann
Eric Dardel
Assignee (at issue)
Sulzer Medizinaltechnik AG
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.