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:
Jan. 12, 1982
Filed:
May. 27, 1980
Applicant:
Inventors:
Rudolf Kummer, Frankenthal, DE;
Heinz-Walter Schneider, Ludwigshafen, DE;
Volker Taglieber, Ludwigshafen, DE;
Franz-Josef Weiss, Weinheim, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560204 ; 252414 ;
Abstract
A process for the preparation of butanedicarboxylic acid esters, wherein
Kummer, Rudolf. (1982). Preparation of butanedicarboxylic esters (U.S. Patent No. 4310686). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4310686
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile