Granted Patent
Utility
US 6,709,743 · App. 10/130,852
Pelletized chromatography media of agarose, dextran or acrylamide/azlactone copolymer
Inventor:
Connie A. Draveling
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: May 23, 2002
Inventor
Connie A. Draveling
Assignee (at issue)
Pierce Biotechnology, 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.