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:
May. 11, 2004
Filed:
Dec. 19, 2001
Applicant:
Inventors:
Helmut Witteler, Wachenheim, DE;
Christian Drohmann, Schifferstadt, DE;
Axel Sanner, Frankenthal, DE;
Loni Schweikert, Altrip, DE;
Karl Kolter, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/702 ;
U.S. Cl.
CPC ...
B01D 3/702 ;
Abstract
The description is given of the use of particulate water-insoluble polymer preparations comprising at least one polymer P that is essentially made up of hydrophilic polymer segments and hydrophobic polymer segments as filter aids for filtering aqueous liquids.
Witteler, Helmut. (2004). Use of particulate polymers as filter aids for aqueous liquids (U.S. Patent No. 6733680). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6733680
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile