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 8404853 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 26, 2013

Filed:

Oct. 05, 2006
Applicants:

Girij Pal Singh, Pune, IN;

Himanshu Madhav Godbole, Pune, IN;

Narotham Maddireddy, Pune, IN;

Suhas Ganpat Tambe, Pune, IN;

Sagar Purushottam Nehate, Pune, IN;

Harischandra Sambhaji Jadhav, Pune, IN;

Assignee:

Lupin Limited, Mumbai, Maharashtra, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process for preparation of optically pure or optically enriched enantiomers of sulphoxide compounds of formula (I), such as omeprazole and structurally related compounds, as well as their salts and hydrates. The said process comprises


Find Patent Forward Citations

Singh, Girij. (2013). Process for the preparation of optically pure or optically enriched enantiomers of sulphoxide compounds (U.S. Patent No. 8404853). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8404853

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