Patents by Inventor David T. Altshuler

David T. Altshuler 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 and device for cell sampling
    Patent number: 5259391
    Abstract: A method and device are disclosed for sampling cells of the human female reproductive tract. According to the method, cells can be collected and observed on the same surface. The device comprises a cell collection substrate and a support member to hold the substrate, and optionally a grasping member.
    Type: Grant
    Filed: June 3, 1991
    Date of Patent: November 9, 1993
    Inventors: John H. Altshuler, David T. Altshuler, Sharman B. Altshuler
  • Cap
    Patent number: D979405
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: February 28, 2023
    Assignee: HOPP FOODS, LLC
    Inventor: David T. Altshuler