Patents by Inventor Gerard A. Rayman

Gerard A. Rayman 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 testing fluids
    Patent number: 5004584
    Abstract: Blood tests are made using a diagnostic stick which has a testing chamber at one end of the stick. The chamber has an open end and is dimensioned so that blood can be drawn in to fill the chamber by capillary action. A testing surface is either mounted in the chamber or is on a separate probe which can be immersed in blood in the chamber. The invention can be used with fluids other than blood.
    Type: Grant
    Filed: June 23, 1988
    Date of Patent: April 2, 1991
    Inventor: Gerard A. Rayman