Patents by Inventor Taikwang M. Lee

Taikwang M. Lee 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 producing antibiotic LL-D42067.alpha.
    Patent number: 4845037
    Abstract: A biologically pure culture of Micromonospora purpureochromogenes ssp. Wuxiensis and its use in an aerobic fermentation process to produce the antibacterial and antiparasitic agent LL-D42067.alpha..
    Type: Grant
    Filed: July 31, 1986
    Date of Patent: July 4, 1989
    Assignee: American Cyanamid Company
    Inventors: Taikwang M. Lee, Joseph J. Goodman, Michael Greenstein, Donald B. Borders
  • Culture and process for producing antibiotic LL-D42067alpha
    Patent number: 4774184
    Abstract: The invention is a process for the production by fermentation of the antibacterial and antiparasitic agents designated LL-D42067.alpha., to methods for its recovery and concentration from crude solutions and to processes for its purification. The invention includes within its scope the biologically pure culture of the antibiotic.
    Type: Grant
    Filed: August 14, 1985
    Date of Patent: September 27, 1988
    Assignee: American Cyanamid Company
    Inventors: Taikwang M. Lee, Donald B. Borders, Joseph J. Goodman, Raymond T. Testa, William M. Maiese, David P. Labeda
  • Antibiotic LL-D42067.alpha.
    Patent number: 4551533
    Abstract: Antibiotic LL-D42067.alpha. derived by aerobic fermentation of the microorganism Actinomadura madurae subspecies simaoensis NRRL 15734, useful as an antibacterial and antiparasitic agent.
    Type: Grant
    Filed: March 26, 1984
    Date of Patent: November 5, 1985
    Assignee: American Cyanamid Company
    Inventors: Taikwang M. Lee, Donald B. Borders, Joseph J. Goodman, Raymond T. Testa, William M. Maiese, David P. Labeda