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:
Feb. 13, 1996
Filed:
Apr. 07, 1994
Applicant:
Inventors:
Ernst I Leupold, Neu-Anspach, DE;
Wolf-Dietmar Kaufmann, Kronberg, DE;
Bernd Laugwitz, Kelkheim/Taunus, DE;
Gunther Duchatsch, Liederbach, DE;
Ulrich Meyer-Blumenroth, Idstein, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210636 ; 210639 ; 210651 ;
Abstract
Process for the recovery of catalyst in the production of ether carboxylic acids by catalytic oxidation with a suspended ether catalyst in which the reaction mixture is subjected to cross-flow filtration.
Leupold, Ernst. (1996). Process for catalyst recovery (U.S. Patent No. 5490936). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5490936
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile