Patents by Inventor Tom Lee Adams

Tom Lee Adams 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).

  • Production of taxol from taxus plant cell culture adding silver nitrate
    Patent number: 6248572
    Abstract: The present invention provides a method for mass production of taxol which comprises adding sugar into a culture medium containing sugar in the course of semicontinuous culture of Taxus genus plant cell, and a universal method for mass production of taxol which comprises culturing Taxus genus plant cell in a culture medium containing sugar and AgNO3 as well. In accordance with the present invention, large amount of taxol can be produced with a high yield, simply by manipulating the culture condition of Taxus genus plant cell culture.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: June 19, 2001
    Assignee: Samyang, Genex, Corporation
    Inventors: Hyung-Kyoon Choi, Tom Lee Adams, Roy William Stahlhut, Sang-Ic Kim, Jeong-Hwan Yun, Bong-Kyu Song, Jin-Hyun Kim, Jun-Seog Song, Seung-Suh Hong, Hyun-Soo Lee, Ho-Joon Choi
  • Method for mass production of taxol by semi-continuous culture with Taxus chinensis cell culture
    Patent number: 5871979
    Abstract: The present invention relates to a method for mass production of taxol by semi-continuous culture of Taxus genus plant with a high yield. According to the present invention, taxol can be prepared with a high yield, by employing semi-continuous culture of Taxus genus plant cell, which comprises: (i) inoculating Taxus genus plant cell on a medium containing 1 to 10% (w/v) sugar, and incubating it; and, (ii) transferring 1/10 to 1/2 volume of the culture obtained in the step (i) to a fresh medium and repeating the step (i), adding 1 to 10% (w/v) sugar to the remnant culture and incubating to the time of maximum production of taxol.
    Type: Grant
    Filed: May 28, 1996
    Date of Patent: February 16, 1999
    Assignee: Samyang Genex Co., Ltd.
    Inventors: Hyung-Kyoon Choi, Tom Lee Adams, Roy William Stahlhut, Sang-Ic Kim, Jeong-Hwan Yun, Bong-Kyu Song, Jin-Hyun Kim, Jun-Seog Song, Seung-Suh Hong, Hyun-Soo Lee