Patents by Inventor Karen L. TenHuisen

Karen L. TenHuisen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for preparing 4-alkyl- or 4-aryl-oxycarbonyl paclitaxel analogs and novel intermediates
    Patent number: 7030253
    Abstract: A process is provided for preparing 4-alkyl- or 4-aryl-oxycarbonyl paclitaxel analogs which includes the steps of converting paclitaxel into a C-7 acylprotected paclitaxel employing an electrophilic protecting group, such as benzoyloxycarbonyl, and converting the C-7 protected analog into the 4-alkyloxycarbonyl or 4-aryloxycarbonyl paclitaxel analog. Novel intermediates produced in the process are also provided.
    Type: Grant
    Filed: August 2, 2004
    Date of Patent: April 18, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Frank S. Gibson, Joydeep Kant, Rajendra P. Deshpande, Karen L. TenHuisen, Jing Liang, Jun Li, Susan D. Boettger, Edward J. Gublo, Ulhas P. Dhokte