Patents by Inventor Nancy S. Brizzolara

Nancy S. Brizzolara 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).

  • Method for the treatment of periodontal disease by sustained delivery of a therapeutic agent to the periodontal pocket, composition of matter therefor and apparatus for the administration thereof
    Patent number: 5622498
    Abstract: Oral compositions for the local administration of a therapeutic agent to a periodontal pocket of a patient for alleviating dental disease comprise a plurality of dry, discrete microparticles each of which comprise an effective amount of at least one therapeutic agent dispersed in a matrix comprising a biocompatible and biodegradable polymer. Apparatus and methods are also provided for the dispensing of the dry microparticles to the periodontal pocket whereby they become tacky and adhere to the involved tissue so as to induce long term therapeutic benefits.
    Type: Grant
    Filed: January 22, 1993
    Date of Patent: April 22, 1997
    Assignee: American Cyanamid Company
    Inventors: Nancy S. Brizzolara, Michael G. Lanzilotti, James R. Lawter
  • Method for the treatment of periodontal disease by sustained delivery of a therapeutic agent to the periodontal pocket, and composition of matter therefor
    Patent number: 5366733
    Abstract: Oral compositions for the local administration of a therapeutic agent to a periodontal pocket of a patient for alleviating dental disease comprise a plurality of dry, discrete microparticles each of which comprise an effective amount of at least one therapeutic agent dispersed in a matrix comprising a biocompatible and biodegradable polymer. Apparatus and methods are also provided for the dispensing of the dry microparticles to the periodontal pocket whereby they become tacky and adhere to the involved tissue so as to induce long term therapeutic benefits.
    Type: Grant
    Filed: May 28, 1991
    Date of Patent: November 22, 1994
    Assignee: American Cyanamid Company
    Inventors: Nancy S. Brizzolara, Michael G. Lanzilotti, James R. Lawter
  • Apparatus for the treatment of periodontal disease
    Patent number: 5236355
    Abstract: Oral compositions for the local administration of a therapeutic agent to a periodontal pocket of a patient for alleviating dental disease comprise a plurality of dry, discrete microparticles each of which comprise an effective amount of at least one therapeutic agent dispersed in a matrix comprising a biocompatible and biodegradable polymer. Apparatus and methods are also provided for the dispensing of the dry microparticles to the periodontal pocket whereby they become tacky and adhere to the involved tissue so as to induce long term therapeutic benefits.
    Type: Grant
    Filed: October 5, 1990
    Date of Patent: August 17, 1993
    Assignee: American Cyanamid Company
    Inventors: Nancy S. Brizzolara, Michael G. Lanzilotti, James R. Lawter