Patents by Inventor Yelena G. Trophsa

Yelena G. Trophsa 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).

  • Blood collection tube assembly
    Patent number: 5716683
    Abstract: The present invention is a plastic container coated with a multi-layer barrier coating. The multi-layer barrier coating is useful for providing an effective barrier against gas permeability in containers and for extending shelf-life of containers, especially plastic evacuated blood collection devices.
    Type: Grant
    Filed: January 30, 1996
    Date of Patent: February 10, 1998
    Assignee: Becton, Dickinson and Company
    Inventors: Noel G. Harvey, Yelena G. Trophsa, Susan L. Burkett, Richard P. Clarke, Bryan Soo Wong
  • Blood collection tube assembly
    Patent number: 5686157
    Abstract: The present invention is a plastic container coated with a multi-layer barrier coating. The multi-layer barrier coating is usefull for providing an effective barrier against gas permeability in containers and for extending shelf-life of containers, especially plastic evacuated blood collection devices.
    Type: Grant
    Filed: January 30, 1996
    Date of Patent: November 11, 1997
    Assignee: Becton, Dickinson and Company
    Inventors: Noel G. Harvey, Yelena G. Trophsa, Susan L. Burkett