Patents by Inventor Bert S. Cross

Bert S. Cross 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).

  • Method of repairing damaged entrance to a birdhouse
    Patent number: 4506629
    Abstract: A device is used to repair a damaged entrance to a birdhouse and to provide a new entrance into a birdhouse. The device includes a body having first and second oppositely facing spaced-apart surfaces with first surface being sufficiently large to cover the damage entrance to the birdhouse. An aperture extending through the body between the first and second surfaces. The body is attachable proximate the damaged entrance such that the first surface covers the damaged entrance and the aperture defines a new entrance into the birdhouse.
    Type: Grant
    Filed: August 22, 1983
    Date of Patent: March 26, 1985
    Inventor: Bert S. Cross