Patents by Inventor Ana I. Merino Ciudad

Ana I. Merino Ciudad 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).

  • Sport shoe
    Patent number: 4811497
    Abstract: Sport shoe having a central cut of material in the vamp section, from the vicinity of the toe to the top of the vamp which has a series of strips that remain connected to each other in a standard section of elastic material connected to these by means of a sewing, while being able to separate from each other when required to do so upon putting on or taking off the shoe.
    Type: Grant
    Filed: March 10, 1988
    Date of Patent: March 14, 1989
    Inventor: Ana I. Merino Ciudad