Patents by Inventor Edilberto A. Da Silva

Edilberto A. Da Silva 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: 5181847
    Abstract: An improved lighter-key-holder arrangement, wherein the key-holder is independent from the lighter and comprises a detachable fitting having a cross-section similar to that of the lighter. The cross-section can be circular or rectangular. The fitting is coupled to the lighter by a threaded pin centrally formed thereon and received in a threaded bore hole centrally formed on the bottom surface of the lighter. The fitting is provided with a transverse opening that is closed by a latch actuated by a spring and manually operated by an external button. In another embodiment, the fitting has a cross-section different from that of the lighter. In yet another embodiment, the lighter body is spherical.
    Type: Grant
    Filed: November 20, 1991
    Date of Patent: January 26, 1993
    Inventor: Edilberto A. Da Silva