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:
Mar. 21, 2006
Filed:
Sep. 09, 2002
Lothar Britsch, Reute, DE;
Karl-heinz Derwenskus, Darmstadt, DE;
Lothar Britsch, Reute, DE;
Karl-Heinz Derwenskus, Darmstadt, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The invention concerns alkali-stable hydrophilic sorbents for ion-exchange chromatography. The invention is characterized in that it consists in using as base material a crosslinked vinyl polymerconsisting of vinyl monomers containing diol groups and crosslinking monomers whereof the polymerizable groups are bound by carbonamide-containing chains. Monomers containing ionic groups are grafted on said base material using cerium (IV) salts.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile