Patents by Inventor Thomas W. Wenstrand

Thomas W. Wenstrand 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: 6269769
    Abstract: An outdoor feeder for game birds and the like in which the feeder pan extends below and beyond the body of the feeder. A shield which is fastened to the body by a unique and relatively rain-proof joint extends beyond the pan to protect it, and an adjustable ring on the bottom of the body of the feeder controls both the amount of feed in the pan and the space between the ring and the bottom of the pan. The pan is adjustably fastened to the body of the feeder to adapt the feeder to differing varieties of game birds.
    Type: Grant
    Filed: December 11, 1996
    Date of Patent: August 7, 2001
    Inventor: Thomas W. Wenstrand
  • Patent number: 6158388
    Abstract: A device for providing water to young birds and fowl. The waterer is attached to a cage for the birds and includes a bottle which can be detached for cleaning or replacement and reattached when full without any spillage. The device also includes a removable piece for the prevention of drowning of certain types of game birds.
    Type: Grant
    Filed: April 26, 1999
    Date of Patent: December 12, 2000
    Inventor: Thomas W. Wenstrand
  • Patent number: 5829386
    Abstract: A poultry waterer of the vacuum discharge type adapted for use in sizes larger than the type which is tipped for placement for use. The waterer is characterized by being permanently upright, having an easily used filler cap and a detachable tray or trough fed by a spout at the bottom of the tank. A cup and O-ring permit the closing of the hole in the spout, preventing premature discharge of liquid while the waterer is being filled. Also, the filler cap includes a unique cup and gasket arrangement which allows easy opening of the cap.
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: November 3, 1998
    Inventor: Thomas W. Wenstrand
  • Patent number: 5690055
    Abstract: A small incubator designed to hatch a small number of eggs of chickens, game birds or the like. The incubator is designed to be used on a table top or similar stand, and includes a device for rolling the eggs as well as a heating unit and circulating device to move the air inside the egg compartment. The rolling device may be either manual or automatic as desired.
    Type: Grant
    Filed: August 26, 1996
    Date of Patent: November 25, 1997
    Inventors: Thomas W. Wenstrand, Allen Watson
  • Patent number: 5406909
    Abstract: A stock watering tank has side and end walls and a bottom adapted to rest upon a support surface, and a plurality of pocket indentations formed symmetrically about the base of the walls. A stake device is received in each pocket to hold down the tank against movement.
    Type: Grant
    Filed: September 29, 1993
    Date of Patent: April 18, 1995
    Inventor: Thomas W. Wenstrand
  • Patent number: 5218926
    Abstract: A poultry waterer for use as a liquid feeder comprising a conventional bucket as a container, combined with a pan feeder having an opening formed therein, wherein a vacuum is formed within the container during assembly and overturning of same to aid in tightly holding the bucket and feeder together, liquid escaping into the waterer through the opening after the assembly is overturned.
    Type: Grant
    Filed: September 22, 1992
    Date of Patent: June 15, 1993
    Inventor: Thomas W. Wenstrand
  • Patent number: D480516
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: October 7, 2003
    Inventor: Thomas W. Wenstrand
  • Patent number: D492071
    Type: Grant
    Filed: October 3, 2003
    Date of Patent: June 22, 2004
    Inventor: Thomas W. Wenstrand
  • Patent number: D334635
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: April 6, 1993
    Inventor: Thomas W. Wenstrand
  • Patent number: D354377
    Type: Grant
    Filed: September 29, 1993
    Date of Patent: January 10, 1995
    Inventor: Thomas W. Wenstrand
  • Patent number: D374952
    Type: Grant
    Filed: November 22, 1995
    Date of Patent: October 22, 1996
    Inventor: Thomas W. Wenstrand
  • Patent number: D381432
    Type: Grant
    Filed: October 31, 1995
    Date of Patent: July 22, 1997
    Inventor: Thomas W. Wenstrand
  • Patent number: D398424
    Type: Grant
    Filed: November 5, 1996
    Date of Patent: September 15, 1998
    Inventor: Thomas W. Wenstrand