Granted Patent
Utility
US 5,362,859 · App. 07/920,240
High-capacity affinity supports and methods for the preparation and use of same
Inventor:
Stephen E. Zale
Patented Case
View Patent ↗
Granted: Nov 8, 1994
Filed: Jul 27, 1992
Inventor
Stephen E. Zale
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.