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(12) PATENT APPLICATION PUBLICATION
(19) INDIA (21) Application No.: 1188/MUM/2004 A
(22) Date of filing of Application: 04/11/2004 (43) Publication Date: 09/06/2006
(54) Title of the invention: IMATINIB MESYLATE CRYSTAL FORM AND PROCESS FOR
PREPARATION THEREOF
(51) International classification : C07D 401/04,
C07D 401/00
(31) Priority Document No : NIL
(32) Priority Date : NIL
(33) Name of priority country : NIL
(86) International Application No : NIL
and Filing Date : NIL
(87) International Publication No : NIL
(61) Patent of addition to :
Application No
NIL
(62)
Filed on : N.A.
Divisional to Application No : NIL
Filed on : N.A.
(71) Name of Applicant:
SUN PHARMACEUTICAL
INDUSTRIES LTD.
Address of the Applicant:
ACME PLAZA, ANDHERI-KURLA
ROAD, ANDHERI (E), MUMBAI-
400059, INDIA.
(72) Name of the Inventor:
1. MR.HETALKUMAR
VIRENDRABHAI PATEL
2. MR.RAJA JYOTIR JANI
3. DR.THENNATI RAJAMANNAR
Filed U/S 5(2) before The Patents
(Amendment) Act, 2005: YES
(57) Abstract: The present invention provides crystalline imatinib mesylate in a non-���������������–crystalline
form. In one aspect the present invention provides crystalline form of imatinib mesylate, characterized in that the
different between the tapped and untapped density is less than 0.15 gm/ml. The present invention also provides a
novel, simple viable process for preparation of crystalline imatinib mesylate of the present invention.
Drawing: 08 Sheets.
Total Pages: 36.
Fig. Nil
The Patent Office Journal 09/06/2006 10877