Patents by Inventor Daniel C. Underwood

Daniel C. Underwood 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).

  • Construction site safety
    Patent number: 5363618
    Abstract: A reinforcement bar end cap (15) comprising a hollow body which can be placed over the free end of an exposed reinforcing bar (12), the body having an impact member receiving slot or aperture (17) so that an impact member (16 ) can be adjustably located in the receiving slot or aperture adjacent the free end of the bar, in order for the impact member to take the brunt of impact from a falling person, so as to prevent impalement of a person on the bar.
    Type: Grant
    Filed: September 22, 1992
    Date of Patent: November 15, 1994
    Inventor: Daniel C. Underwood