Patents by Inventor Saeed M. Hosseini

Saeed M. Hosseini 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).

  • Process for preparing copper pyrithione
    Patent number: 5650095
    Abstract: The present invention relates to a process for producing a gel-free dispersion or solution of copper pyrithione employing at least one surfactant. Also claimed is the dispersion or solution itself, as well as a solid particulate copper pyrithione composition comprising copper pyrithione particles having a particle shape selected from the group consisting of rods, spheres, needles, platelets and combinations thereof, and optionally containing at least a trace amount of a surfactant on the outer surface of at least a portion of said particles.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: July 22, 1997
    Assignee: Olin Corporation
    Inventors: Saeed M. Hosseini, Charles W. Kaufman, Patrick Hobbs, John J. Jardas, Murray A. Ruggiero, Shoaib Arif
  • Process for preparing copper pyrithione
    Patent number: 5540860
    Abstract: The present invention relates to a process for producing a gel-free dispersion or solution of copper pyrithione employing at least one surfactant. Also claimed is the dispersion or solution itself, as well as a solid particulate copper pyrithione composition comprising copper pyrithione particles having a particle shape selected from the group consisting of rods, spheres, needles, platelets and combinations thereof, and optionally containing at least a trace amount of a surfactant on the outer surface of at least a portion of said particles.
    Type: Grant
    Filed: February 28, 1994
    Date of Patent: July 30, 1996
    Assignee: Olin Corporation
    Inventors: Saeed M. Hosseini, Charles W. Kaufman, Patrick Hobbs, John J. Jardas, Murray A. Ruggiero, Shoaib Arif