Patents by Inventor Erling Hougaard

Erling Hougaard 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: 5870855
    Abstract: A flowerpot, especially for forcing plants while using automatic watering, comprises a pot shell (10), a substantially horizontal bottom (14) having at least one first opening (28) and at least one channel (18), that is open downwardly and comprises a plane top wall (24) at a higher level that the bottom (14) and having at least one second opening (26). In the pot shell (10) there is at least one opening (20) forming an inlet to and an outlet from the channel (18). On the lower side of the pot bottom (14), supporting legs (16) are placed along the pot edge. According to the invention, the flowerpot comprises additional supporting legs (32, 32') extending along at least one section (A, A') of the pot bottom (14), said section with one cad facing a part of the edge of a first opening (28, 28') and with its other end facing a free part of the edge of the pot bottom (14) and/or an end wall of one of the channels (18).
    Type: Grant
    Filed: March 27, 1996
    Date of Patent: February 16, 1999
    Assignee: OS Plastic A/S
    Inventor: Erling Hougaard
  • Patent number: D283973
    Type: Grant
    Filed: December 9, 1983
    Date of Patent: May 27, 1986
    Assignee: Os Plastic A/S
    Inventor: Erling Hougaard