Patents by Inventor Derald E. Brackmann

Derald E. Brackmann 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).

  • Immortalized human middle ear epithelial cell lines
    Patent number: 6358688
    Abstract: Human middle ear epithelial cell lines permanently transformed by human papilloma viruses have been obtained. These cell lines are useful for the study of gene and protein expression in otitis media and the identification of chemical and biological agents that may be useful in the therapy of human otitis media and other diseases of the ear.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: March 19, 2002
    Assignee: House Ear Institute
    Inventors: David J. Lim, Young-Myoung Chun, Johng S. Rhim, Derald E. Brackmann