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.

Date of Patent:
Mar. 23, 2010

Filed:

Aug. 30, 2002
Applicants:

Wilfried Büschken, Haltern am See, DE;

Michael Graβ, Haltern am See, DE;

Alfred Kaizik, Marl, DE;

Dietrich Maschmeyer, Recklinghausen, DE;

Axel Tuchlenski, Mülheim, DE;

Franz Nierlich, Marl, DE;

Inventors:

Wilfried Büschken, Haltern am See, DE;

Michael Graβ, Haltern am See, DE;

Alfred Kaizik, Marl, DE;

Dietrich Maschmeyer, Recklinghausen, DE;

Axel Tuchlenski, Mülheim, DE;

Franz Nierlich, Marl, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/74 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to mixtures of alicyclic polycarboxylic esters with high cis content, to a process for their preparation by ring-hydrogenation of the corresponding aromatic polycarboxylic esters, and also to the use of the mixtures.


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