Patents by Inventor Lin Ming Chuan Cindy

Lin Ming Chuan Cindy 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).

  • Toy vehicle track segment and method of manufacturing a toy vehicle track segment
    Patent number: 6648237
    Abstract: A toy vehicle track segment is disclosed. The toy vehicle track segment has a first end, a second end, an upper surface, and a plurality of nodes. The upper surface has a pair of parallel recessed rails extending from the first end to the second end. Each rail has an inner wall joined to an outer wall by a base surface. The plurality of nodes are located within at least one of the pair of rails. The nodes are provided for improving traction of a toy vehicle as it traverses along the upper surface. The nodes are located on the base surface and extend along a first direction transverse to the length of the upper surface.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: November 18, 2003
    Assignee: Learning Curve International, Inc.
    Inventors: Richard Rothkopf, Donald E. Toht, K. Dale Weathington, Lin Ming Chuan Cindy
  • Toy vehicle track segment
    Publication number: 20030089789
    Abstract: A toy vehicle track segment is disclosed. The toy vehicle track segment has a first end, a second end, an upper surface, and a plurality of nodes. The upper surface has a pair of parallel recessed rails extending from the first end to the second end. Each rail has an inner wall joined to an outer wall by a base surface. The plurality of nodes are located within at least one of the pair of rails. The nodes are provided for improving traction of a toy vehicle as it traverses along the upper surface. The nodes are located on the base surface and extend along a first direction transverse to the length of the upper surface.
    Type: Application
    Filed: November 13, 2001
    Publication date: May 15, 2003
    Inventors: Richard Rothkopf, Donald E. Toht, K. Dale Weathington, Lin Ming Chuan Cindy
  • Toy track segment
    Patent number: D481424
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: October 28, 2003
    Assignee: Learning Curve International, Inc.
    Inventors: Richard Rothkopf, Donald E. Toht, K. Dale Weathington, Lin Ming Chuan Cindy