| Title of Invention | A PROCESS FOR THE PREPARATION OF A CRYSTALLINE FORM OF GEFITINIB |
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| Abstract | The present invention relates to a novel crystalline fonn of Gefitinib and a process for its Preparation thereof. Gefitinib is 4-(31-chloro-41-fluoro anilino)- 7-methoxy-6- (3-morpholino propoxy) quinazoline and has the structural formula-I The present invention is to provide a stable novel crystalline fonn of Gefitinib designated by us as Fonm-6, and a process for the preparation of the same. Gefitinib is useful in the treatment of a variety of solid tumors, especially non-small cell lung cancer and hematological malignancies. |
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150-CHE-2005 AMANDED PAGES OF SPECIFICATION 22-12-2009.pdf
150-che-2005 abstract-13-07-2009.pdf
150-CHE-2005 AMANDED CLAIMS 22-12-2009.pdf
150-che-2005 claims-13-07-2009.pdf
150-CHE-2005 CORRESPONDENCE OTHERS 18-03-2010.pdf
150-che-2005 correspondence others-13-07-2009.pdf
150-che-2005 correspondence others-25-06-2009.pdf
150-che-2005 description (complete)-13-07-2009.pdf
150-CHE-2005 EXAMINATION REPORT REPLY RECEIVED 22-12-2009.pdf
150-che-2005 pct search report.pdf
| Patent Number | 242005 | |||||||||
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| Indian Patent Application Number | 150/CHE/2005 | |||||||||
| PG Journal Number | 33/2010 | |||||||||
| Publication Date | 13-Aug-2010 | |||||||||
| Grant Date | 05-Aug-2010 | |||||||||
| Date of Filing | 23-Feb-2005 | |||||||||
| Name of Patentee | NATCO PHARMA LIMITED | |||||||||
| Applicant Address | NATCO HOUSE, ROAD NO.2, BANJARA HILLS, HYDERABAD-500 033 | |||||||||
Inventors:
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| PCT International Classification Number | C07D 239/94 | |||||||||
| PCT International Application Number | N/A | |||||||||
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