Patents by Inventor Rene L. Valverde, deceased

Rene L. Valverde, deceased 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).

  • Sloped concrete roof systems
    Patent number: 6119417
    Abstract: A roof structural system for use in all building types (i.e. single family homes, apartment buildings, condominiums, churches, etc.) consisting of precast, prestressed and/or post-tensioned concrete elements assembled in the field and complemented with poured in place concrete. These elements may consist of slabs, beams, soffits and/or any other structural component susceptible of being pre-programmed and precast in other than the job site.
    Type: Grant
    Filed: June 9, 1997
    Date of Patent: September 19, 2000
    Assignee: Concrete Roof Systems, Inc
    Inventors: Rene L. Valverde, deceased, Anuca Valverde, Hector R. Valverde