Patents by Inventor Donna Marie Antoinette Smith

Donna Marie Antoinette Smith 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: 10639220
    Abstract: A collapsible, portable personal lift assists a user in translating from a fully upright position to a position sitting on a floor. The personal lift is easily collapsed into a compact storage configuration and includes wheels and a handle for easy transport of the lift to any location. The personal lift utilizes an air pump to fill two separate airbags. An elevating airbag raises the chair of the personal lift from the floor to a raised position. A second tilting airbag is used to tilt the chair forward to assist the user in standing up. The airbags may be deflated to assist the user and going from an upright standing position to a seated position on the floor. The personal lift utilizes scissor joints positions around the elevating airbag to stabilize the device as the airbags are inflated and deflated.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: May 5, 2020
    Inventor: Donna Marie Antoinette Smith
  • Publication number: 20150137567
    Abstract: A lifting and lowering chair is provided. The lifting and lowering chair includes a base having an upper side and a lower side. The lower side is formed to rest on a surface, supporting the lifting and lowering chair in an upright position. The present invention further includes a lifting actuator attached to the base and a chair attached to the lifting actuator. The lifting actuator is operable to lift the chair to an extended position and retract the chair to a retracted position. The extended position includes a greater distance from the base to the chair as compared to the retracted position. Therefore, a disabled user may lower themselves and raise themselves from the floor.
    Type: Application
    Filed: November 20, 2014
    Publication date: May 21, 2015
    Inventor: Donna Marie Antoinette Smith