Patents by Inventor Donald R. Laubach

Donald R. Laubach 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: 4761149
    Abstract: An animal calling device which has a reed member stretched between two generally rectangular members which are bowed at each end in a direction perpendicular to a longitudinal axis and positioned with the concave sides opposing one another to form a double-tapered cavity. The two rectangular members are constructed of resilient material and are hinged together along corresponding longitudinal edges thereof. A pair of notches are positioned at each end of one of the members and an endless rubber band is positioned across the outer back side of the member with notches and through the notches thereby forming two reed elements, one at each end of the device. The reed elements are positioned at the entrance into the cavity between the two members at each end thereof.
    Type: Grant
    Filed: March 14, 1986
    Date of Patent: August 2, 1988
    Inventor: Donald R. Laubach
  • Patent number: 4637154
    Abstract: A calling device which has a pair of rectangular, substantially coextensive planar members, which are hinged together along corresponding edges thereof with one member being offset with respect to the other so that when the members are folded together a lip projects from the device. An endless elastic band is positioned surrounding the lip to provide a reed element positioned at the entrance into the cavity between the two members.
    Type: Grant
    Filed: March 14, 1986
    Date of Patent: January 20, 1987
    Inventor: Donald R. Laubach