Patents by Inventor Denise L. Wallingford

Denise L. Wallingford 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).

  • Patent number: 5489021
    Abstract: A multipurpose carrying case made up of a main compartment in which a binder with a ring has been mounted, which allows a user to secure hole-punched leaves and other business-related items. A pocket and a flap attached to the exterior of the main compartment may be used to secure other objects, thereby giving a user convenient access to especially-needed items without requiring opening of the compartment. Fasteners within the compartment and underneath the flap permit the user to attach to the carrying case small purses in which personal effects might be kept.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: February 6, 1996
    Inventor: Denise L. Wallingford