Patents by Inventor Joelle Debear

Joelle Debear 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).

  • Device for determining a blood group
    Patent number: 4948562
    Abstract: A device is formed with a closed chamber which contains a test serum, and which chamber permits the insertion of a blood sample to be tested. The blood sample and test serum react within the chamber, and the device includes optical elements, such as a magnifying lens, so as to view reaction test results. The test serum may be in a liquid or dry form.
    Type: Grant
    Filed: February 14, 1989
    Date of Patent: August 14, 1990
    Inventors: Yves M. Lacaille, Joelle Debear