Granted Patent
Utility
US 5,470,463 · App. 08/090,968
Passivated porous supports and methods for the preparation and use of same
Inventors:
Pierre Girot, Egisto Boschetti
Patented Case
View Patent ↗
Granted: Nov 28, 1995
Filed: Jul 13, 1993
Inventors
Pierre Girot
Egisto Boschetti
Assignee (at issue)
Sepracor, 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.