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:
Jun. 04, 1996
Filed:
Aug. 29, 1995
Applicant:
Inventors:
Klaus Delpy, Dietzenbach, DE;
Fritz Engelhardt, Frankfurt am Main, DE;
Ralf Zerrer, Alzenau, DE;
Dirk Buhring, Frankfurt am Main, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562110 ;
Abstract
The present invention relates to a process for the preparation of ether-sulphonates of high purity, substantially free from extraneous salts, of the general formula I
Delpy, Klaus. (1996). Process for the preparation of ether-sulphonates (U.S. Patent No. 5523471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5523471
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile