Patents by Inventor Stanley W. Watson

Stanley W. Watson 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).

  • Phycoerythrins useful in fluorescent conjugates
    Patent number: 4857474
    Abstract: This invention provides a class of phycoerythrins useful in diagnostic and detection protocols wherein a fluorescent label is required. The unique spectral properties of the phycoerythrins described herein provide for increased sensitivity and alternative uses in assays employing them.
    Type: Grant
    Filed: March 29, 1985
    Date of Patent: August 15, 1989
    Assignee: Research Corporation
    Inventors: John B. Waterbury, Stanley W. Watson, Alexander N. Glazer, Linda J. Ong
  • Limulus lysate of improved sensitivity and preparing the same
    Patent number: 4107077
    Abstract: Limulus lysate of improved sensitivity to endotoxin is prepared by withdrawing hemolymph from Limulus polyphemus (horseshoe crab), preparing a lysate by lysing the amoebocytes obtained from the hemolymph, treating the lysate with an amount of an organic solvent sufficient to precipitate a clotting inhibitor within the lysate and isolating the organic solvent treated lysate. In another embodiment, the sensitivity of the lysate is further increased by adding a salt of calcium, magnesium, manganese, thereto.
    Type: Grant
    Filed: August 12, 1977
    Date of Patent: August 15, 1978
    Assignee: Associates of Cape Cod, Inc.
    Inventors: James D. Sullivan, Jr., Stanley W. Watson