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Part-I - Controller General of Patents Designs and Trademarks

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(12) PATENT APPLICATION PUBLICATION (21) Application No.1706/MUM/2009 A<br />

(19) INDIA<br />

(22) Date <strong>of</strong> filing <strong>of</strong> Application :23/10/2009 (43) Publication Date : 21/06/2013<br />

(54) Title <strong>of</strong> the invention : PHARMACEUTICAL COMPOSITIONS COMPRISING MYCOPHENOLATE AND PROCESSES<br />

FOR PREPARING THEREOF<br />

(51) International classification :CO7D2/00<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)ALKEM LABORATORIES LTD<br />

Address <strong>of</strong> Applicant :DEVASHISH, ALKEM HOUSE,<br />

SENAPATI BAPAT MARG, LOWER PAREL, MUMBAI 400<br />

013 MAHARASHTRA, INDIA.<br />

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

1)ARUN PRASAD<br />

2)KRISHNA PRASAD<br />

3)VEMULA SATYANARAYANA<br />

4)ASHOK RAMPAL<br />

(57) Abstract :<br />

The present invention relates to a process for preparing Enteric coated pharmaceutical compositions <strong>of</strong> mycophenolate, a salt or a<br />

prodrug there<strong>of</strong>, wherein the compositions are formulated to release at most about 10 % w/w <strong>of</strong> mycophenolate in an acidic<br />

medium <strong>of</strong> 0.1 N HC1, pH 1.2.<br />

No. <strong>of</strong> Pages : 23 No. <strong>of</strong> Claims : 4<br />

The Patent Office Journal 21/06/2013 13571

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