Patents by Inventor Harold Kirkwood Inskip

Harold Kirkwood Inskip 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).

  • Vinyl acetate-ethylene copolymer emulsions having improved water resistance
    Patent number: 4043961
    Abstract: Adhesive compositions consisting essentially of an aqueous emulsion of vinyl acetate-ethylene copolymer prepared in the presence of protective colloid comprising fully hydrolyzed vinyl alcohol copolymer containing methyl methacrylate have improved water resistance.
    Type: Grant
    Filed: January 29, 1976
    Date of Patent: August 23, 1977
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Aleksander Beresniewicz, Harold Kirkwood Inskip
  • Photopolymerizable paste compositions and their use
    Patent number: 3982941
    Abstract: A photopolymerizable paste composition comprising film-forming solid inorganic particulate material, a polymer binder, unsaturated monomers, and an organic initiator dispersed in a hydrogenated terpene solvent provides a screen printable paste composition compatible with thick-film techniques used for fabricating electrically conductive and dielectric patterns and layers on substrates for electronic circuits.
    Type: Grant
    Filed: February 7, 1975
    Date of Patent: September 28, 1976
    Assignee: E. I. Du Pont De Nemours & Company
    Inventor: Harold Kirkwood Inskip
  • Photopolymerizable paste composition
    Patent number: 3958996
    Abstract: A photopolymerizable paste composition comprising film-forming solid inorganic particulate material, a polymer binder, unsaturated monomers, and an organic initiator dispersed in a hydrogenated terpene solvent provides a screen printable paste composition compatible with thick-film techniques used for fabricating electrically conductive and dielectric patterns and layers on substrates for electronic circuits.
    Type: Grant
    Filed: May 7, 1973
    Date of Patent: May 25, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Harold Kirkwood Inskip