Patents by Inventor Donald Dupéré

Donald Dupéré 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: 9556914
    Abstract: A drive shaft connection assembly includes a first coupler having a top end and a bottom end. The top end has an upper well for releasably engaging a drive shaft. A second coupler has an upper end and a lower end. A post is attached to and extends upwardly from the upper end. An auger connector is attached to and extends downwardly from the lower end. The bottom end has a lower well extending upwardly therein to removably receive the post. The post is rotatable with respect to the first coupler to selectively engage or disengage the first coupler. A sleeve is slidably mounted on the perimeter wall and is removably slidable over the first and second couplers prevent their movement with respect to each other.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: January 31, 2017
    Inventor: Donald Dupéré
  • Publication number: 20160333939
    Abstract: A drive shaft connection assembly includes a first coupler having a top end and a bottom end. The top end has an upper well for releasably engaging a drive shaft. A second coupler has an upper end and a lower end. A post is attached to and extends upwardly from the upper end. An auger connector is attached to and extends downwardly from the lower end. The bottom end has a lower well extending upwardly therein to removably receive the post. The post is rotatable with respect to the first coupler to selectively engage or disengage the first coupler. A sleeve is slidably mounted on the perimeter wall and is removably slidable over the first and second couplers prevent their movement with respect to each other.
    Type: Application
    Filed: May 14, 2015
    Publication date: November 17, 2016
    Inventor: Donald Dupéré