Patents by Inventor Helena E. E. Petersen

Helena E. E. Petersen 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).

  • Feeding device
    Patent number: 6129049
    Abstract: A feeding device for feeding young pigs comprises a feeding tube (16), which may be a flexibly yielding or a rigid feeding tube. The feeding tube (16) is connected with a feed reservoir (26) and is fastened to a frame (15). The lower end (17) of the feeding tube (16) is arranged at a short distance over a feeding plate (12). Arranged around the lower end of the tube is a ring (1). The ring (1) may be manipulated by young pigs, which have a size between 5 and 13 kg, so that these animals are able to be fed by the feeding device. The feeding device will make it possible in a technically simple manner to feed young pigs.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: October 10, 2000
    Assignee: Helena E. E. Petersen
    Inventors: Hans Rasmussen, Helena E. E. Petersen
  • Animal feeding and drinking trough with fittings
    Patent number: D438347
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: February 27, 2001
    Inventor: Helena E. E. Petersen