Patents by Inventor Allen M. Cooley

Allen M. Cooley 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).

  • Methods of deinking cellulosic materials
    Patent number: 5362362
    Abstract: Disclosed is a method of deinking cellulosic materials comprising, shredding or chopping the cellulosic materials to create uniform paper shreds, immersing the paper shreds into a nonaqueous organic solvent while agitating the paper shreds, removing the organic solvent, bleaching the paper shreds to form a pulp, diluting said pulp to form a fiber suspension and submitting the suspension to high speed, high shear dispersion to form a pulp ready for papermaking.
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: November 8, 1994
    Assignee: Newspaper Association of America
    Inventors: H. Wilson Cunningham, Allen M. Cooley, Harshad D. Matalia