Patents by Inventor ALAN D. CHEEVER

ALAN D. CHEEVER 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).

  • Door security device
    Patent number: 11846128
    Abstract: A door lock has a bottom surface, a bottom surface, a wedge portion extending upward from the bottom surface, and a projection member secured to the bottom surface. The projection member has a plurality of spikes defined therein that extend from a first side of the projection member in a direction away from the bottom surface.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: December 19, 2023
    Inventors: Alan D. Cheever, Dustin Ryan Rojohn
  • DOOR SECURITY DEVICE
    Publication number: 20190338572
    Abstract: A door lock has a bottom surface, a bottom surface, a wedge portion extending upward from the bottom surface, and a projection member secured to the bottom surface. The projection member has a plurality of spikes defined therein that extend from a first side of the projection member in a direction away from the bottom surface.
    Type: Application
    Filed: July 15, 2019
    Publication date: November 7, 2019
    Inventors: ALAN D. CHEEVER, DUSTIN RYAN ROJOHN
  • Door security device
    Patent number: 9963920
    Abstract: A door lock has a base, a wedge, and two pins. The base has an engaging end that has two holes and is wider than a base abutting end. The wedge extends upwardly from the. The two pins are configured to pass through the base holes and apertures in a floor surface to secure the base to the floor surface. An outermost edge of each of the base holes is laterally outside opposite sides of the wedge. In another embodiment, a door lock includes a base, a wedge, two pins, and a magnet. The base has an engaging end has two holes and is wider than a base abutting end. The pins are configured to pass through the base holes and apertures in the floor surface to temporarily secure the base to the floor surface. The magnet selectively biases the pins to the base when the base is not engaged.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: May 8, 2018
    Inventors: Alan D. Cheever, Dustin Ryan Rojohn
  • DOOR SECURITY DEVICE
    Publication number: 20160230435
    Abstract: A door lock has a base, a wedge, and two pins. The base has an engaging end that has two holes and is wider than a base abutting end. The wedge extends upwardly from the. The two pins are configured to pass through the base holes and apertures in a floor surface to secure the base to the floor surface. An outermost edge of each of the base holes is laterally outside opposite sides of the wedge. In another embodiment, a door lock includes a base, a wedge, two pins, and a magnet. The base has an engaging end has two holes and is wider than a base abutting end. The pins are configured to pass through the base holes and apertures in the floor surface to temporarily secure the base to the floor surface. The magnet selectively biases the pins to the base when the base is not engaged.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 11, 2016
    Inventors: ALAN D. CHEEVER, DUSTIN RYAN ROJOHN
  • Door stop
    Patent number: D853832
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: July 16, 2019
    Inventors: Alan D. Cheever, Dustin Ryan Rojohn