Patents by Inventor Timothy C. Sandvig

Timothy C. Sandvig 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).

  • Method for rendering substrates resistant to abrasion
    Patent number: 4084021
    Abstract: Coatings comprising the reaction product of ambifunctional silanes and organic esters of titanium, aluminum or zirconium are solvent and abrasion resistant and can be readily applied to soft surfaces as a protective coating.
    Type: Grant
    Filed: September 19, 1975
    Date of Patent: April 11, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Timothy C. Sandvig
  • Method for rendering substrates resistant to abrasion
    Patent number: 4073967
    Abstract: A method for rendering a surface of a substrate resistant to abrasion comprising applying to the substrate and then curing a composition comprising: (1) a reactive silane and (2) a metal ester. Certain compositions can be cured by means of heat, ultraviolet light, or electron beam irradiation. Cured coatings are also corrosion and solvent resistant.
    Type: Grant
    Filed: October 4, 1976
    Date of Patent: February 14, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Timothy C. Sandvig
  • Article having abrasion resistant surface formed from the reaction product of a silane and a metal ester
    Patent number: 4042749
    Abstract: A method for rendering a surface of a substrate resistant to abrasion comprising applying to the substrate and then curing a composition comprising: (1) a reactive silane and (2) a metal ester. Certain compositions can be cured by means of heat, ultraviolet light, or electron beam irradiation. Cured coatings are also corrosion and solvent resistant.
    Type: Grant
    Filed: October 4, 1976
    Date of Patent: August 16, 1977
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Timothy C. Sandvig