Patents Represented by Attorney Francis Ng-Cheng-Hin

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  • Process for the preparation of Flecainide, its pharmaceutically acceptable salts and important intermediates thereof
    Patent number: 7196197
    Abstract: Process for the preparation of Flecainide, its pharmaceutically acceptable salts and important intermediates thereof that involves the use of the 2-halobenzoic acid and its derivatives as a starting material. The use of this process also allows for the synthesis of a novel intermediate useful in the production of Flecainide. This new process is an inexpensive and efficient process for the manufacture of these compounds.
    Type: Grant
    Filed: September 17, 2003
    Date of Patent: March 27, 2007
    Assignee: Apotex Pharmachem Inc.
    Inventors: Zhi-Xian Wang, Yuanqiang Li, Bhaskar Reddy Guntoori
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    Patent number: D530193
    Type: Grant
    Filed: February 11, 2004
    Date of Patent: October 17, 2006
    Assignee: 420820 Ontario Limited
    Inventors: Shaul Goldenberg, Sean Davies, Sinnathamby Kupenthirarajan