Patents by Inventor Rick C. Williams

Rick C. Williams 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).

  • Paper articles exhibiting long term storageability and method for making same
    Patent number: 8263186
    Abstract: A method for increasing the long term storageability of a cellulosic paper or paperboard product. The method includes providing a paper or paperboard product made from cellulosic fibers having a basis weight ranging from about 80 to about 300 pounds per 3000 square feet. A holdout material is applied to at least one surface of the paper or paperboard product. The web is then coated with an ink receptive material selected from the group consisting of an aqueous acrylic polymer coating material, an aqueous biocidal agent and a combination of aqueous acrylic polymer coating material and aqueous biocidal agent and dried to provide a paper or paperboard product having enhanced long term storageability. Webs made according to the invention are suitable for making file folders which exhibit improve long term storageability by resisting damage from moisture and/or biological activity.
    Type: Grant
    Filed: September 13, 2010
    Date of Patent: September 11, 2012
    Assignee: International Paper Company
    Inventors: Sandeep Kulkarni, Yuan Ling, Rick C. Williams, Victor P. Holbert
  • Durable paper
    Patent number: 7666274
    Abstract: The present invention relates to a durable paper or paperboard substrate containing an effective amount of synthetic fibers and having enhanced strength in the machine direction and the cross direction, as well enhanced strength through the cross section of the sheet. The present invention further relates to methods of making and using the substrate.
    Type: Grant
    Filed: August 1, 2006
    Date of Patent: February 23, 2010
    Assignee: International Paper Company
    Inventors: Rick C. Williams, Graciela Jimenez, Ben J Skaggs
  • Durable paper
    Publication number: 20080029236
    Abstract: The present invention relates to a durable paper or paperboard substrate containing an effective amount of synthetic fibers and having enhanced strength in the machine direction and the cross direction, as well enhanced strength through the cross section of the sheet. The present invention further relates to methods of making and using the substrate.
    Type: Application
    Filed: August 1, 2006
    Publication date: February 7, 2008
    Inventors: Rick C. Williams, Graciela Jimenez, Ben J. Skaggs