Patents by Inventor Robert Cavallaro

Robert Cavallaro 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: 4767691
    Abstract: A photographic film assemblage includes a pair of sheets bonded together around their edges and being in liquid communication with a sealed rupturable container of film processing liquid. An aperture in one of the sheets is covered by a film chip which, subsequent to exposure, is exposed to the processing liquid through the aperture after the container is ruptured. An image-receiving portion of the film chip is manually separable from the assemblage after suitable developing has occurred. Preferably, the image-receiving portion is a positive color transparency of a 35 MM size ready for immediate placement in a film mount for subsequent use in a viewer or projector.
    Type: Grant
    Filed: May 4, 1987
    Date of Patent: August 30, 1988
    Assignee: Polaroid Corporation
    Inventors: Michael Berger, Robert Cavallaro, Frank M. Czumak