Patents by Inventor John M. Lesniewski

John M. Lesniewski 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).

  • Fiber dispersant-containing systems
    Patent number: 7728058
    Abstract: Dispersion additive system can be applied to fibers or particles, exhibiting improved dispersion, by including in the additive system a sulfonic-acid derived compound such as 2-acrylamido-2-methylpropanesulfonic acid or a salt thereof.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: June 1, 2010
    Assignee: The Lubrizol Corporation
    Inventors: John S. Manka, John M. Lesniewski