Patents by Inventor William M. James

William M. James 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).

  • Method and composition for controlling formaldehyde fixation by delayed quenching
    Patent number: 6319683
    Abstract: A method and composition for quenching formaldehyde fixation of cell and tissue specimens. The composition includes a formaldehyde-reactive agent. The formaldehyde-reactive agent reacts with the formaldehyde to quench the fixation of the cell or tissue specimen. The method involves contacting a formaldehyde fixative solution with the composition.
    Type: Grant
    Filed: April 14, 1997
    Date of Patent: November 20, 2001
    Assignee: Intergen Company
    Inventors: William M. James, Stephen W. Hoag
  • Method and composition for controlling formaldehyde fixation by delayed quenching
    Publication number: 20010031482
    Abstract: A method and composition for quenching formaldehyde fixation of cell and tissue specimens. The composition includes a formaldehyde-reactive agent. The formaldehyde-reactive agent reacts with the formaldehyde to quench the fixation of the cell or tissue specimen. The method involves contacting a formaldehyde fixative solution with the composition.
    Type: Application
    Filed: February 16, 2001
    Publication date: October 18, 2001
    Inventors: William M. James, Stephen W. Hoag
  • Method and composition for controlling formaldehyde fixation by delayed quenching
    Patent number: 6072086
    Abstract: A method and composition for quenching formaldehyde fixation of cell and tissue specimens. The composition includes a formaldehyde-reactive agent. The formaldehyde-reactive agent reacts with the formaldehyde to quench the fixation of the cell or tissue specimen. The method involves contacting a formaldehyde fixative solution with the composition.
    Type: Grant
    Filed: August 20, 1999
    Date of Patent: June 6, 2000
    Assignee: Intergen Company
    Inventors: William M. James, Stephen W. Hoag