Patents Assigned to Concrete Roof Systems, Inc
  • 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