Patents by Inventor Ellen A. E. Collins

Ellen A. E. Collins 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).

  • Method and apparatus for cutting planar pieces into patterned shapes
    Patent number: 4930382
    Abstract: A convenient method and simple apparatus for cutting one or more layers of planar material, such as fabric into uniform, geometric shapes, involving the use of relatively small, thin geometrically shaped magnetic templates. The method and apparatus is particularly useful in preparing fabric pieces to be sewn together in order to produce a patchwork quilt.
    Type: Grant
    Filed: February 8, 1989
    Date of Patent: June 5, 1990
    Inventor: Ellen A. E. Collins