Granted Patent
Utility
US 6,325,937 · App. 09/035,354
Process and means for down stream processing
Inventors:
Mats Carlsson, Jan-Gunnar Gustafsson, Per Hedman, Per-åke Pernemalm, Jorgen Lonngren, Annika Lindgren
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Mar 5, 1998
Inventors
Mats Carlsson
Jan-Gunnar Gustafsson
Per Hedman
Per-åke Pernemalm
Jorgen Lonngren
Annika Lindgren
Assignee (at issue)
Amersham Pharmacia Biotech, 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.