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:
Apr. 23, 1996
Filed:
Sep. 01, 1994
Applicant:
Inventors:
Jurgen K Herwig, Aachen, DE;
Wilhelm Keim, Aachen, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562125 ; 562120 ; 560307 ; 568 31 ;
Abstract
Process for the preparation of olefins by using a palladium catalyst at a temperature above the ceiling temperature of the SO.sub.2 /olefin copolymer system, for the synthesis of sulfinic and sulfonic acid derivatives.