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:
May. 26, 2015
Filed:
Nov. 25, 2011
Applicants:
Flavio Simola, Monterotondo, IT;
Marco Scarsella, Rome, IT;
Paolo DE Filippis, Rome, IT;
Inventors:
Assignee:
CONSER SPA, Rome, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 31/18 (2006.01); C07D 307/00 (2006.01); C07D 307/20 (2006.01); C07C 29/17 (2006.01); C07C 29/149 (2006.01); C07D 307/08 (2006.01); C07C 67/303 (2006.01); C07D 307/33 (2006.01);
U.S. Cl.
CPC ...
C07C 29/172 (2013.01); C07C 29/149 (2013.01); C07C 29/177 (2013.01); C07D 307/08 (2013.01); C07C 67/303 (2013.01); C07D 307/20 (2013.01); C07D 307/33 (2013.01);
Abstract
A process for the production of 1,4-butanediol and tetrahydrofuran by catalytic hydrogenation of dialkyl maleates includes the following steps: