Patents by Inventor Erna Castagna

Erna Castagna 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).

  • Patent number: 4427244
    Abstract: A wall-unit furniture assembly comprises a stationary wall unit comprising a grouping along each of a pair of perpendicular walls. A front rail and a rear rail are supported parallel to each other on the upper edge of these groupings and run via arcuate corner sections around the corner between the two groupings. A rear sliding door is suspended on the rear rail by means of a roller trolley and a front sliding cabinet is suspended on the front rail by means of further such roller trolleys. These trolleys are provided at the extreme rear side corners of the door and cabinet so that they can move around the corner, and the door can slide behind and past the cabinet.
    Type: Grant
    Filed: March 3, 1981
    Date of Patent: January 24, 1984
    Inventor: Erna Castagna