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Part-I - Controller General of Patents Designs and Trademarks

Part-I - Controller General of Patents Designs and Trademarks

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(12) PATENT APPLICATION PUBLICATION (21) Application No.1251/CHE/2011 A<br />

(19) INDIA<br />

(22) Date <strong>of</strong> filing <strong>of</strong> Application :11/04/2011 (43) Publication Date : 21/06/2013<br />

(54) Title <strong>of</strong> the invention : AN IMPROVED PROCESS FOR PREPARING QUINOLINE DERIVATIVE<br />

(51) International classification :A61K31/00<br />

(31) Priority Document No :NA<br />

(32) Priority Date :NA<br />

(33) Name <strong>of</strong> priority country :NA<br />

(86) International Application No<br />

:NA<br />

Filing Date<br />

:NA<br />

(87) International Publication No : NA<br />

(61) Patent <strong>of</strong> Addition to Application Number :NA<br />

Filing Date<br />

:NA<br />

(62) Divisional to Application Number<br />

:NA<br />

Filing Date<br />

:NA<br />

(71)Name <strong>of</strong> Applicant :<br />

1)AUROBINDO PHARMA LIMITED<br />

Address <strong>of</strong> Applicant :PLOT NO.2, MAITRIVIHAR,<br />

AMEERPET, HYDERABAD - 500 038. Andhra Pradesh India<br />

(72)Name <strong>of</strong> Inventor :<br />

1)SUKUMAR NANDI<br />

2)GONA BALANARASIMHA REDDY<br />

3)AKKINA NARESH<br />

4)MEENAKSHISUNDERAM SIVAKUMARAN<br />

(57) Abstract :<br />

The present invention relates to a novel process for preparing Pitavastatin calcium salt <strong>of</strong> formula I.<br />

No. <strong>of</strong> Pages : 27 No. <strong>of</strong> Claims : 10<br />

The Patent Office Journal 21/06/2013 13742

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