Patents by Inventor Karin Dahm

Karin Dahm 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).

  • Publication number: 20110126871
    Abstract: A walking aid comprising a shaft and a handle that, as viewed in a position of use of the walking aid, is disposed at an upper end of the shaft, the handle extending transverse to the shaft. The handle is inclined upwardly at an angle to the axis of the shaft. The handle is curved inwardly out of a plane formed by the handle and the shaft and toward the body of a user of the walking aid. When configured for right hand use, the handle is twisted clockwise, and when configured for left hand use, the handle is twisted in a counterclockwise direction.
    Type: Application
    Filed: June 18, 2009
    Publication date: June 2, 2011
    Inventor: Karin Dahm
  • Patent number: 7264563
    Abstract: Racquet for playing a ball, in particular a ball that is to be hit and/or guided. The racquet includes a shaft. One end of the shaft extends into a handle, while a hitting area is provided at the other end thereof. The handle extends so as to deviate from the axis of the shaft on the plane of the hitting area.
    Type: Grant
    Filed: July 26, 2006
    Date of Patent: September 4, 2007
    Inventor: Karin Dahm
  • Publication number: 20070087870
    Abstract: Racquet for playing a ball, in particular a ball that is to be hit and/or guided. The racquet includes a shaft. One end of the shaft extends into a handle, while a hitting area is provided at the other end thereof. The handle extends so as to deviate from the axis of the shaft on the plane of the hitting area.
    Type: Application
    Filed: July 26, 2006
    Publication date: April 19, 2007
    Inventor: Karin Dahm
  • Patent number: 6257999
    Abstract: A racket for a ball to be hit and guided at the ground includes a frame of an oval shape and surrounding a central opening through the frame. The frame has opposite arcuate-shaped top and bottom portions being oppositely curved away from another and opposite arcuate-shaped lateral end portions extending between the top and bottom portions and being oppositely curved away from one another so as to provide the frame with the oval shape. The racket also includes a striking face mounted to the frame and extending across the central opening thereof and an elongated shaft joined with the frame at one of the arcuate-shaped lateral end portions thereof and extending from the frame in a generally tangential relationship to the frame. The striking face has a pair of opposite sides.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: July 10, 2001
    Inventor: Karin Dahm
  • Patent number: D307332
    Type: Grant
    Filed: September 3, 1986
    Date of Patent: April 17, 1990
    Inventor: Karin Dahm