Patents by Inventor Clark Annand

Clark Annand 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).

  • Biological fluid sampler
    Patent number: 4569236
    Abstract: A sampling device for obtaining a plurality of milk samples from the teats of a cow, the device comprising a body with sockets to receive the ends of tubes connected to teat cups, passages in the body connecting the sockets with individual sample cuvettes and a common valve member for opening or closing the passages between the sockets and the sample cuvettes. An overflow passage is provided upstream of the valve member for disposal of excess milk.
    Type: Grant
    Filed: June 3, 1983
    Date of Patent: February 11, 1986
    Assignee: Michael John Ahern
    Inventors: Barry J. Kitchen, Clark Annand, James L. Jamieson, Ronald J. Marschke