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. 08, 2013
Filed:
Jan. 22, 2009
Applicants:
Jean-claude Masteau, Lyons, FR;
Edson Leme Rodrigues, Pirassununga, ES;
Inventors:
Jean-Claude Masteau, Lyons, FR;
Edson Leme Rodrigues, Pirassununga, ES;
Assignee:
Rhodia Operations, Aubervilliers, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C07C 69/74 (2006.01); C07C 69/00 (2006.01); C07C 69/34 (2006.01); C07C 69/52 (2006.01); C07C 67/00 (2006.01); C07C 67/36 (2006.01); C07C 19/00 (2006.01); C07C 303/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Polyurethane foams are prepared from polyester polyols obtained by reaction of diols with a mixture of diacids derived from a mixture of dinitrile compounds obtained as by-products in the manufacture of adiponitrile by hydrocyanation of butadiene.
Masteau, Jean-Claude. (2013). Polyurethane foams (U.S. Patent No. 8552080). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8552080
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile