Patents by Inventor Donald Haas

Donald Haas 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).

  • Publication number: 20160090795
    Abstract: A pipe elevator handle clamp for securing to pipe elevator handles to hold them in place comprises a top clamp section hingedly connected at one end to a bottom clamp section and releasably secured to each the bottom clamp section at the other end. The top clamp section and bottom clamp section define elongated structures that, when positioned together in the closed position, include two receiving holes for receiving and securing elevator handles. The hinge connection is defined by a hinge aperture that passes through both the top clamp section and bottom clamp section and has a hinge pin for providing the fixed axis of rotation therein. The device is secured around bull horns by hinging the top clamp section and bottom clamp section into the closed position and inserting a clamp fastener into a fastener channel that extends through the top clamp section into the bottom clamp section.
    Type: Application
    Filed: September 30, 2014
    Publication date: March 31, 2016
    Inventors: Donald Haas, Justin Foust, Curtis Rogers, Kenneth Haas, Darryl Haas, Jason Rogers
  • Patent number: 3942832
    Abstract: A collector for leaves and the like is illustrated for positioning a bag for collecting leaves and other refuse therein having an open rim for receiving an open end of a bag which is retained thereabout by an elongated elastic restraining member which confines an open end of the bag over the rim in a groove carried by the outer periphery of the rim.
    Type: Grant
    Filed: June 27, 1974
    Date of Patent: March 9, 1976
    Inventor: Donald A. Haas, Jr.