Patents by Inventor Marvin E. Winquist

Marvin E. Winquist 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).

  • Electromagnetic shielded body
    Patent number: 4774294
    Abstract: An electromagnetic shielded body comprising laminating or adhering to the surface of the body or incorporating as an internal lamina of a multiple laminar body a layer of film or powder of an electroconductive material which consists of a dehydrohalogenated haloorganic polymer or copolymeric material prepared by dehydrohalogenating said haloorganic polymeric material in the presence of at least one-half mole of a liquid or solution of an amine per mole of halogen moiety in said polymeric material at from 15.degree. C. to about 250.degree. C. for from about 2 minutes to about 14 days.
    Type: Grant
    Filed: March 4, 1987
    Date of Patent: September 27, 1988
    Assignee: Dow Chemical Company
    Inventors: Arthur E. Gurgiolo, Marvin E. Winquist, Thomas M. Knobel, Dale C. Teeters
  • Electromagnetic shielded body
    Patent number: 4654273
    Abstract: An electromagnetic shielded body comprising laminating or adhering to the surface of the body or incorporating as an internal lamina of a multiple laminar body a layer of film or powder of an electroconductive material which consists of a dehydrohalogenated haloorganic polymer or copolymeric material prepared by dehydrohalogenating said haloorganic polymeric material in the presence of at least one-half mole of a liquid or solution of an amine per mole of halogen moiety in said polymeric material at from 15.degree. C. to about 250.degree. C. for from about 2 minutes to about 14 days.
    Type: Grant
    Filed: March 31, 1986
    Date of Patent: March 31, 1987
    Assignee: The Dow Chemical Company
    Inventors: Arthur E. Gurgiolo, Marvin E. Winquist, Thomas M. Knobel, Dale C. Teeters
  • Electromagnetic shielded body
    Patent number: 4643953
    Abstract: An electromagnetic shielded body comprising laminating or adhering to the surface of the body or incorporating as an internal lamina of a multiple laminar body a layer of film or powder of an electroconductive material which consists of a dehydrohalogenated haloorganic polymer or copolymeric material prepared by dehydrohalogenating said haloorganic polymeric material in the presence of at least one-half mole of a liquid or solution of an amine per mole of halogen moiety in said polymeric material at from 15.degree. C. to about 205.degree. C. for from about 2 minutes to about 14 days.
    Type: Grant
    Filed: March 31, 1986
    Date of Patent: February 17, 1987
    Assignee: The Dow Chemical Company
    Inventors: Arthur E. Gurgiolo, Marvin E. Winquist, Thomas M. Knobel, Dale C. Teeters