Patents by Inventor Yun-Yen Tsong

Yun-Yen Tsong 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).

  • Sustained release compositions containing progesterone receptor modulators
    Patent number: 8865200
    Abstract: Disclosed are sustained release compositions for vaginal or transdermal administration that contain a progesterone receptor modulator such as CDB-2914 (also referred to as VA-2914), and methods of using them for long term contraception or therapeutic purposes. Also disclosed are methods for making the compositions.
    Type: Grant
    Filed: July 8, 2005
    Date of Patent: October 21, 2014
    Assignee: Laboratoire HRA Pharma
    Inventors: Regine Sitruk-Ware, Yun-Yen Tsong
  • Sustained Release Compositions Containing Progesterone Receptor Modulators
    Publication number: 20080199511
    Abstract: Disclosed are sustained release compositions for vaginal or transdermal administration that contain a progesterone receptor modulator such as CDB-2914 (also referred to as VA-2914), and methods of using them for long term contraception or therapeutic purposes. Also disclosed are methods for making the compositions.
    Type: Application
    Filed: July 8, 2005
    Publication date: August 21, 2008
    Applicant: Laboratoire HRA Pharma
    Inventors: Regine Sitruk-Ware, Yun-Yen Tsong
  • Transdermal administration of MENT
    Publication number: 20040126418
    Abstract: The present invention relates to transdermal dosage forms for delivery of androgens.
    Type: Application
    Filed: December 15, 2003
    Publication date: July 1, 2004
    Applicant: The Population Council, Inc.
    Inventors: Alfred J. Moo-Young, Yun-Yen Tsong
  • TRANSDERMAL ADMINISTRATION OF MENT
    Publication number: 20020012694
    Abstract: The present invention relates to transdermal dosage forms for delivery of androgens.
    Type: Application
    Filed: September 16, 1998
    Publication date: January 31, 2002
    Inventors: ALFRED J. MOO-YOUNG, YUN-YEN TSONG
  • [Gln']-luteinizing hormone releasing hormone conjugate of tetanus vaccine and its uses
    Patent number: 5324512
    Abstract: The present prevention provides an effective, fast acting method of vaccination useful in suppressing gonadotropic hormone release. The vaccine utilizes LHRH conjugated at its amino terminus to a protein carrier and can be mixed with either adjuvants or detergents in order to provide an effect vaccine.
    Type: Grant
    Filed: December 26, 1990
    Date of Patent: June 28, 1994
    Assignee: The Population Council
    Inventors: Anna E. Ladd, Rosemarie B. Thau, Yun-Yen Tsong
  • Beta-hCG preparation and method
    Patent number: 4271069
    Abstract: Method of purifying the beta sub-unit of chorionic gondotropin which includes contacting a preparation of the beta sub-unit of chorionic gonadotropin with an insolubilized anti alpha sub-unit of chorionic gondotropin serum and the highly purified beta sub-unit of chorionic gonadotropin obtained by this method.
    Type: Grant
    Filed: September 26, 1978
    Date of Patent: June 2, 1981
    Assignee: Population Council, Inc.
    Inventors: Yun-Yen Tsong, Gursaran P. Talwar, Samuel Koide, Sheldon J. Segal