Granted Patent
Utility
US 5,672,276 · App. 08/720,799
Passivated porous polymer supports and methods for the preparation and use of same
Inventors:
Pierre Girot, Egisto Boschetti
Patented Case
View Patent ↗
Granted: Sep 30, 1997
Filed: Oct 1, 1996
Inventors
Pierre Girot
Egisto Boschetti
Assignee (at issue)
Biosepra, Inc.
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.