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:
Oct. 01, 1996
Filed:
Oct. 13, 1995
Applicant:
Inventors:
Dirk Hoppe, Nottuln, DE;
Clemens Auschra, Mainz, DE;
Assignee:
Roehm GmbH Chemische Fabrik, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
508485 ; 528272 ; 560194 ;
Abstract
New oligoesters made from a tricyclic diol with 8 to 20 carbon atoms, a dicarboxylic acid with 4 to 20 carbon atoms, and an aliphatic alcohol with 1 to 30 carbon atoms are useful as lubricants, hydraulic oils and compressor oils for mobile field use in forestry and agriculture, in construction, in mining and in transport. The oligoesters have a kinematic viscosity of 50 to 50,000 mm.sup.2 /s at 40.degree. C. and are biodegradable.
Hoppe, Dirk. (1996). Biodegradable oligoesters suitable as lubricants (U.S. Patent No. 5560850). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5560850
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile