Patents by Inventor Ernest D. Hollas

Ernest D. Hollas 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).

  • Colored cement composition
    Publication number: 20040226482
    Abstract: A colored cement composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that uses a colored cement produced from clinkers formed with pigment prior to sintering and a naturally occurring colored or pigmented inert filler.
    Type: Application
    Filed: February 11, 2004
    Publication date: November 18, 2004
    Inventors: Charles J. Johansen, Ernest D. Hollas
  • Colored cement
    Patent number: 6692565
    Abstract: A composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that employs a pigmented inert filler.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: February 17, 2004
    Assignee: C-Cure Corp.
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas
  • Colored cement
    Publication number: 20020144632
    Abstract: A composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that employs a pigmented inert filler.
    Type: Application
    Filed: March 25, 2002
    Publication date: October 10, 2002
    Inventors: Charles J. Johansen,, Ernest D. Hollas
  • Non-carcinogenic substitute for play sand
    Patent number: 6180128
    Abstract: A material for use in children's sand boxes, play sets and play areas that is not hazardous to the health of humans and comprises calcium carbonate or calcium magnesium carbonate.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: January 30, 2001
    Assignee: C-Cure Corp.
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas
  • Method of using a coloring composition in a concrete based composition
    Patent number: 5951752
    Abstract: An aqueous composition for coloring cement based compositions comprising water, pigment, a suspension enhancing agent and latex polymer solids.
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: September 14, 1999
    Assignee: C-Cure Corporation
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas, Robert L. Vecchio, Hani Zoumut
  • System and method for producing a pigmented cement composition
    Patent number: 5855665
    Abstract: An aqueous composition for coloring cement based compositions comprising water, pigment, a suspension enhancing agent and latex polymer solids.
    Type: Grant
    Filed: August 7, 1997
    Date of Patent: January 5, 1999
    Assignee: C-Cure Corporation
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas, Robert L. Vecchio, Hani Zoumut
  • Fluorescent pool coating
    Patent number: 5849218
    Abstract: Relates to an outer or top coating for water retention structures that comprises a water insoluble fluorescent compound that is invisible to the human eye under normal lighting conditions but which will fluoresce or glow and be visible to the human eye when illuminated with an ultraviolet or infrared radiation source.
    Type: Grant
    Filed: July 14, 1997
    Date of Patent: December 15, 1998
    Assignee: C-Cure Corporation
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas
  • Method for preparing a pigmented dispersing pigment cement composition
    Patent number: 5846315
    Abstract: An aqueous composition for coloring cement based compositions comprising water, pigment, a suspension enhancing agent and latex polymer solids.
    Type: Grant
    Filed: August 7, 1997
    Date of Patent: December 8, 1998
    Assignee: C-Cure Corporation
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas, Robert L. Vecchio, Hani Zoumut
  • System and method for dispersing pigment in cement based compositions
    Patent number: 5558708
    Abstract: A system and method for dispersing pigment in cement based compositions comprising a predetermined and prepackaged amount of a cement based component and a predetermined and prepackaged amount of an aqueous dispersion of a pigment containing component.
    Type: Grant
    Filed: May 11, 1995
    Date of Patent: September 24, 1996
    Assignee: C-Cure Corporation
    Inventors: Charles J. Johansen, Jr., Ernest D. Hollas, Robert L. Vecchio, Hani Zoumut
  • Color epoxy grout system and method for use
    Patent number: 5362322
    Abstract: A multi-component settable epoxy blend for setting and grouting of ceramic tiles, pavers and quarry tiles, the first component comprising an epoxy resin and the second component comprising an epoxy hardener wherein one of the first or second components has a plurality of subcomponents, at least two of the subcomponents further comprising a color pigment additive which defines the same or different colors so that when the subcomponents are combined they produce a grout having a specific color shade selected by the user.
    Type: Grant
    Filed: December 17, 1990
    Date of Patent: November 8, 1994
    Assignee: C-Cure Chemical Company, Inc.
    Inventors: Charles J. Johansen, Jr., Robert L. Vecchio, Ernest D. Hollas