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:
Sep. 23, 2003
Filed:
Feb. 14, 2002
Applicant:
Inventors:
Helmut Brehm, Krefeld, DE;
Jorg Harren, Krefeld, DE;
Jorg Issberner, Krefeld, DE;
Richard Mertens, Krefeld, DE;
Assignee:
Stockhausen GmbH & Co. KG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 1/315 ; B01J 2/906 ;
U.S. Cl.
CPC ...
A61F 1/315 ; B01J 2/906 ;
Abstract
The invention relates to absorvents for water and aqueous liquids, which are vased on water-swell-able, yet water-insoluble polymers wherein cyclodextrin or cyclodextrin derivatives and zeolites high in silicon have been incorporated ionically, covalently and/or as a result of mechanical inclusion.