The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 04, 2001
Filed:
Mar. 05, 1998
Applicant:
Inventors:
Mats Carlsson, Bälinge, SE;
Jan-Gunnar Gustafsson, Uppsala, SE;
Per Hedman, Upplands Väsby, SE;
Per-Åke Pernemalm, Uppsala, SE;
Jörgen Lönngren, Uppsala, SE;
Annika Lindgren, Uppsala, SE;
Assignee:
Amersham Pharmacia Biotech AB, Uppsala, SE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/508 ;
U.S. Cl.
CPC ...
B01D 1/508 ;
Abstract
Support beads for downstream processing comprising a polymer, esp. a polysaccharide, matrix into which glass or silica particles, preferably quartz particles, have been incorporated, and their use in downstream processing, especially stabilized fluidized bed separations.