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. 28, 2009
Filed:
Jul. 22, 2002
Markwart Kunz, Worms, DE;
Jörg Kowalczyk, Eisenberg/Steinborn, DE;
Alireza Haji Begli, Ramsen, DE;
Rainer Kohlstrung, Schwetzingen, DE;
Manfred Harperscheid, Römerberg, DE;
Angela Kesseler, Oberhausen, DE;
Rolf Luther, Speyer, DE;
Theo Mang, Weinheim, DE;
Christian Puhl, Grünstadt, DE;
Helena Wagner, Cologne, DE;
Markwart Kunz, Worms, DE;
Jörg Kowalczyk, Eisenberg/Steinborn, DE;
Alireza Haji Begli, Ramsen, DE;
Rainer Kohlstrung, Schwetzingen, DE;
Manfred Harperscheid, Römerberg, DE;
Angela Kesseler, Oberhausen, DE;
Rolf Luther, Speyer, DE;
Theo Mang, Weinheim, DE;
Christian Puhl, Grünstadt, DE;
Helena Wagner, Cologne, DE;
Sudzucker Aktiengesellschaft Fuchs Petrolub AG, Manheim/Ochsenfurt, DE;
Abstract
The present invention relates to the use of polyesters which consist of at least one carbohydrate and at least one carboxylic acid, and mixtures thereof, as a hydraulic fluid.