Patents by Inventor Mark J. Niebur

Mark J. Niebur 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: 5025992
    Abstract: An improved hay feeding apparatus is mounted on a vehicle bed and utilizes a hay walker for separating portions of a bale of hay and discharging the separated hay into a windrow alongside the vehicle. The present invention utilizes a sweep to gather bales from the ground and a lifting device for lifting the bales to the bed of the vehicle. Separate conveyors on the vehicle bed transport the bales to the hay walker. The hay walker separates hay from the bale and delivers the hay to a chute for delivery to the ground.
    Type: Grant
    Filed: November 30, 1989
    Date of Patent: June 25, 1991
    Inventor: Mark J. Niebur
  • Patent number: 4257134
    Abstract: A beehive including a housing comprising a bottom portion, longitudinal sidewall portions extending upwardly from the bottom portion, retainers associated with the upper free edges of the sidewall portions, removable end sections extending between the sidewall portions, the bottom portion including a plurality of spaced openings and a plurality of rib members located between the openings, a plurality of cellular strips disposed within the housing and extending between the sidewall portions, a plurality of plastic strips disposed within the housing and extending between the sidewall portions, the plastic strips being corrugated transversely of their length, the plastic strips being disposed between the cellular strips in an alternating relationship, the cellular and plastic strips not being bonded to each other but being separable and independent of one another, the strips being disposed closely adjacent to each other, the strips substantially completely filling the housing between the end sections, and a comm
    Type: Grant
    Filed: December 17, 1979
    Date of Patent: March 24, 1981
    Inventor: Mark J. Niebur
  • Patent number: 4207637
    Abstract: A beehive of generally circular configuration including a continuously wound combination of a resilient cellular strip and a plastic strip corrugated transversely of its length, the corrugations being spaced less than about one-half inch and having a depth less than about one-half inch, the wound strip combination being disposed on a common backing surface with one edge of the cellular and plastic strips in contact therewith, and retaining structure maintaining the wound strip combination against the common backing surface.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: June 17, 1980
    Inventor: Mark J. Niebur