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.:

US 7491828 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 17, 2009

Filed:

Dec. 30, 2004
Applicants:

Shivanand J. Kulkarni, Hyderabad, IN;

Veera V. Krishna Kandepi, Hyderabad, IN;

Narender Nama, Hyderabad, IN;

Kondapuram V. Raghavan, Hyderabad, IN;

Inventors:

Shivanand J. Kulkarni, Hyderabad, IN;

Veera V. Krishna Kandepi, Hyderabad, IN;

Narender Nama, Hyderabad, IN;

Kondapuram V. Raghavan, Hyderabad, IN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 213/08 (2006.01); C07D 213/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a process for producing annulated pyridines by reacting cyclic ketone, aldehyde and ammonia in presence of molecular sieve type catalysts in an environmentally friendly, economical and highly selective heterogeneous method.


Find Patent Forward Citations

Kulkarni, Shivanand. (2009). Liquid phase process for the synthesis of annulated pyridines over molecular sieve catalysts (U.S. Patent No. 7491828). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7491828

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…