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:
Nov. 13, 2001
Filed:
Mar. 07, 2000
Applicant:
Inventors:
Rolf Fischer, Heidelberg, DE;
Shelue Liang, Schifferstadt, DE;
Rolf Pinkos, Bad Dürkheim, DE;
Frank Stein, Bad Dürkheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 6/974 ; C07C 4/500 ;
U.S. Cl.
CPC ...
C07C 6/974 ; C07C 4/500 ;
Abstract
A process for preparing cyclopentanone and cyclopentene-1-carboxylic acid or an ester thereof of the formula I
Fischer, Rolf. (2001). Method for producing cyclopentanone and cyclopentene-1-carboxylic acid and their esters (U.S. Patent No. 6316659). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6316659
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile