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:
Jun. 19, 2001
Filed:
Feb. 04, 2000
Applicant:
Inventor:
Aldo Bertola, Milan, BE;
Assignee:
Pantochim S. A., Feluy, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ;
Abstract
A process for the production of N-methyl-pyrrolidone obtained by reaction of gammabutyrolactone and mononmethylamine; wherein the synthesis is carried out by a continuous non catalytic process in liquid phase, via three distinct reaction stages connected in series.
Bertola, Aldo. (2001). Process for the production of n-methyl pyrrolidone (U.S. Patent No. 6248902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6248902
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile