Patents by Inventor Carl R. DeLong

Carl R. DeLong 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).

  • Adjustable template for positioning tile of various sizes
    Patent number: 4712309
    Abstract: The template described herein comprises one that is adjustable to be suitable for use with tile of various sizes. A first series of parallel longitudinal bars are dovetailed with a second series of lateral bars positioned perpendicularly to the bars in the first series. The positioning of the bars can be adjusted to give the desired individual spacing for each tile and the bars can be fixed to each other to give sufficient rigidity for use as a template and sufficient rigidity to allow lifting of the template.
    Type: Grant
    Filed: April 16, 1987
    Date of Patent: December 15, 1987
    Inventors: Arthur G. Kingston, Carl R. DeLong