Patents by Inventor Robert H. Boyd

Robert H. Boyd 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).

  • Publication number: 20200062993
    Abstract: A method of preparing a coating composition that comprises a mixture that includes a releasing agent, thickening agents, vinyl acetate-acrylic copolymer and a urethane, which provides the film with good flexibility even at lower temperatures. This film may be applied to a surface to protect it from the elements and physical damage.
    Type: Application
    Filed: August 21, 2018
    Publication date: February 27, 2020
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: 9481806
    Abstract: A coating mixture is presented herein. In one aspect, the coating mixture is an aqueous mixture of water and a first thickening/releasing agent of poly(ethylene oxide), an aqueous dispersion mixture of vinyl acetate-acrylic copolymer, including a second thickening agent of a mixture of acrylate ester and methacrylic acid mixture; a third thickening agent of polyacrylate; and a second releasing agent of phosphate ester salt.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: November 1, 2016
    Assignee: Groco Specialty Coatings Co.
    Inventors: George W. Grogan, Robert H. Boyd
  • Publication number: 20150368497
    Abstract: A coating mixture is presented herein. In one aspect, the coating mixture is an aqueous mixture of water and a first thickening/releasing agent of poly(ethylene oxide), an aqueous dispersion mixture of vinyl acetate-acrylic copolymer, including a second thickening agent of a mixture of acrylate ester and methacrylic acid mixture; a third thickening agent of polyacrylate; and a second releasing agent of phosphate ester salt.
    Type: Application
    Filed: August 21, 2015
    Publication date: December 24, 2015
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: 9150749
    Abstract: A method of preparing a coating composition. The method comprises preparing a mixture that includes a releasing agent, thickening agents, and vinyl acetate-acrylic copolymer. Another embodiment is a method of forming a film, comprising, providing the coating composition and applying the coating composition to a surface. Another embodiment is a protective coating comprising a film, that includes the coating composition, applied to a surface of a manufactured product.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: October 6, 2015
    Assignee: Groco Specialty Coatings Company
    Inventors: George W Grogan, Robert H Boyd
  • Publication number: 20130243993
    Abstract: A method of preparing a coating composition. The method comprises preparing a mixture that includes a releasing agent, thickening agents, and vinyl acetate-acrylic copolymer. Another embodiment is a method of forming a film, comprising, providing the coating composition and applying the coating composition to a surface. Another embodiment is a protective coating comprising a film, that includes the coating composition, applied to a surface of a manufactured product.
    Type: Application
    Filed: March 13, 2013
    Publication date: September 19, 2013
    Applicant: Groco Specialty Coatings Company
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: 6936649
    Abstract: The present invention provides a strippable film coating mixture that includes a resin component having an acrylic polymer and a polyvinyl polymer, wherein the acrylic polymer comprises from about 20% to about 40% by weight of the mixture and the polyvinyl polymer comprises from about 10% to about 30% by weight of the mixture. The strippable film coating mixture also includes a moisture repellent/release agent comprising from about 0.3% to about 0.6% by weight of the mixture, a surface release agent comprising from about 0.3% to about 2% by weight of the mixture, and a plasticizer comprising from about 1% to about 3% by weight of the mixture with a remainder of the weight of the mixture comprising an aqueous medium ranging from about 45% to about 60% by weight of the mixture.
    Type: Grant
    Filed: March 11, 2003
    Date of Patent: August 30, 2005
    Assignee: Groco Specialty Coatings Co.
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: 5604282
    Abstract: The present invention provides a strippable, rewettable film coating generally comprising polyvinyl polymer, polyalkyl acrylate, polyvinyl alcohol, release agents, surfactants, defoamers, dispersants, plactizicers and water. A machinable film coating mixture is also provided that is comprised of polyalkyl acrylate, release agents, surfactants, defoamers, dispersants, plactizicers and water. In another aspect, the present invention provides a heat-resistant film coating mixture comprised of polyalkyl acrylate, polyvinyl alcohol, release agents, surfactants, defoamers, dispersants, plactizicers and water.
    Type: Grant
    Filed: December 6, 1994
    Date of Patent: February 18, 1997
    Assignee: Groco Specialty Coatings Company
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: 5143949
    Abstract: A strippable coating composition is shown for use as a temporary protective coating on a variety of substrates. The composition includes a water based polymeric emulsion which is dispersed in an aqueous carrier to form a stable emulsion. Release aids are incorporated in the composition which allow the protective coating to be removed by peeling or washing off with water.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: September 1, 1992
    Assignee: Groco Specialty Coatings Company
    Inventors: George W. Grogan, Robert H. Boyd
  • Patent number: D263198
    Type: Grant
    Filed: May 12, 1980
    Date of Patent: March 2, 1982
    Inventor: Robert H. Boyd