Patents by Inventor William K. Donald

William K. Donald 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).

  • Sample transfer device
    Patent number: 4937049
    Abstract: A transfer device including means for movement of samples from a plurality of sites of a first separation to a plurality of sites of a second, different, separation, said means comprising a plurality of sampling elements capable of movement with respect to one another between said first separation and said second separation.The sample transfer device is particularly suited to the transfer of blood samples in blood grouping or other determinations.A method of sample transfer is also provided.
    Type: Grant
    Filed: February 23, 1988
    Date of Patent: June 26, 1990
    Assignee: IBG Systems Limited
    Inventors: Kenneth F. Burrett, James O. Molloy, William K. Donald, Ian Gordon, Derek W. Ross, Alan R. Bowley