Patents Represented by Attorney R. Stephen Hansell

Find this attorney in the Justia Lawyer Directory

  • Dry mix for high workability stuccos and mortars
    Patent number: 4741777
    Abstract: A dry composition including Portland cement, sand, fly ash Type F, with or without glass fiber, vinyl acetate-ethylene copolymer or equivalent powder form bonding agent, sodium salts of polymerized substituted benzoid alkyl sulfonic acids, or equivalent dispersing or emulsifying agent, and defoamer or antifoam agent or equivalent defoamer or antifoam agent, which is completely dry and controlled inplant.
    Type: Grant
    Filed: July 15, 1986
    Date of Patent: May 3, 1988
    Assignee: Rockwall-Peerless Corp., Stucco and Mortar Products
    Inventors: Kenneth Williams, David L. Morris
  • Anaesthetic and respiratory face mask
    Patent number: D303587
    Type: Grant
    Filed: December 18, 1987
    Date of Patent: September 19, 1989
    Inventors: Jeffrey J. Quinn, Brad H. Quinn
  • Anesthesia and respiratory face mask
    Patent number: D305166
    Type: Grant
    Filed: July 13, 1987
    Date of Patent: December 19, 1989
    Inventors: Jeffrey J. Quinn, Brad H Quinn