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Ales Gavenda

Ales Gavenda, Ostrava-Lhotka CZ

Patent application numberDescriptionPublished
20090012295Amorphous Erlotinib, processes for the preparation thereof, and processes to prepare additional forms of Erlotinib - The present invention provides amorphous erlotinib, processes for the preparation thereof, and processes to prepare additional forms of erlotinib.01-08-2009
20090118297POLYMORPHS OF DASATINIB AND PROCESS FOR PREPARATION THEREOF - Provided is dasatinib, solvates thereof and their crystalline forms, methods for their preparation, and pharmaceutical compositions thereof.05-07-2009
20090124642Crystalline forms of Erlotinib HCI and formulations thereof - The invention provides a novel crystalline form of Erlotinib HCl, processes for its preparation, and formulations thereof.05-14-2009
20090192200POLYMORPHS OF SORAFENIB TOSYLATE AND SORAFENIB HEMI-TOSYLATE, AND PROCESSES FOR PREPARATION THEREOF - Provided are sorafenib hemi-tosylate, polymorphs thereof, polymorphs of sorafenib tosylate, preparation thereof and pharmaceutical compositions thereof.07-30-2009
20100004449CRYSTALLINE FORMS OF ERLOTINIB BASE AND ERLOTINIB HCL - The preparation of crystalline Erlotinib base form G2 is described. This crystalline form can be converted to an Erlotinib salt, such as Erlotinib HCl, which can be used in the treatment of patients with locally advanced or metastatic non-small cell lung cancer (NSCLC).01-07-2010
20110118477SUNITINIB AND SALTS THEREOF AND THEIR POLYMORPHS - Process for the preparation of sunitinib malate form I via sunitinib acetate and polymorphs of said intermediate.05-19-2011

Patent applications by Ales Gavenda, Ostrava-Lhotka CZ

Ales Gavenda, Ostrava CZ

Patent application numberDescriptionPublished
20090131665Process for the preparation of crystalline forms A, B and pure crystalline form a of erlotinib HCI - The invention provides processes for preparing crystalline Forms A, B and pure crystalline Form A of Erlotinib hydrochloride.05-21-2009
20090264438Polymorphic forms of imatinib mesylate and processes for preparation of novel crystalline forms as well as amorphous and form alpha - Solvates and crystalline forms of imatinib mesylate are described. Further, methods for preparing such solvates and crystalline forms of imatinib mesylate are described.10-22-2009

Ales Gavenda, Lhotka CZ

Patent application numberDescriptionPublished
20080287378Solid state forms of 5-azacytidine and processes for preparation thereof - The present invention provides novel crystalline forms of 5-deazacytidine, and pharmaceutical compositions comprising these novel forms. The invention also provides methods for the preparation of the novel forms and compositions.11-20-2008