Patents by Inventor David A Dyer

David A Dyer 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).

  • Paperboards having improved bending stiffness and method for making same
    Patent number: 8801899
    Abstract: Paperboards having improved MD and CD bending stiffness by including a paperboard binder coalescing agent to cause starch paperboard binder to coat at least some of the paperboard fibers. Also a method for preparing these improved bending stiffness paperboards by combining with an untreated paperboard fiber stream a treated paperboard fiber stream where at least some/at least a portion of the paperboard fibers are coated with a starch paperboard binder due to the coalescing action of a paperboard binder coalescing agent.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: August 12, 2014
    Assignee: International Paper Company
    Inventors: David V. Reed, David A Dyer