Patents by Inventor DAVID J. NEUDAHL

DAVID J. NEUDAHL 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).

  • Wet or damp surface preparation compositions
    Patent number: 10259947
    Abstract: The present application provides a primer composition, a method for treating a wet or damp surface with the primer composition, and a method to improve the adhesion of pavement markers to wet or damp surfaces. The primer composition comprises about 5 weight percent to about 90 weight percent of the reaction product of: (i) about 30 to about 70 parts by weight of an (meth)acrylate ester wherein the (meth)acrylate ester; (ii) about 70 to about 30 parts by weight of a hydrophilic acidic comonomer; and (iii) about 10 to about 100 parts based on 100 parts of the sum of the (meth)acrylate ester and the hydrophilic acid comonomer, of a plasticizer; dissolved in about 10 to about 95 weight percent of at least one organic solvent.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: April 16, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: David J. Neudahl, Gregg A. Patnode, Randall S. Teare, Michael P. Daniels
  • WET OR DAMP SURFACE PREPARATION COMPOSITIONS
    Publication number: 20170174903
    Abstract: The present application provides a primer composition, a method for treating a wet or damp surface with the primer composition, and a method to improve the adhesion of pavement markers to wet or damp surfaces. The primer composition comprises about 5 weight percent to about 90 weight percent of the reaction product of: (i) about 30 to about 70 parts by weight of an (meth)acrylate ester wherein the (meth)acrylate ester; (ii) about 70 to about 30 parts by weight of a hydrophilic acidic comonomer; and (iii) about 10 to about 100 parts based on 100 parts of the sum of the (meth)acrylate ester and the hydrophilic acid comonomer, of a plasticizer; dissolved in about 10 to about 95 weight percent of at least one organic solvent.
    Type: Application
    Filed: April 1, 2015
    Publication date: June 22, 2017
    Inventors: DAVID J. NEUDAHL, GREGG A. PATNODE, RANDALL S. TEARE, MICHAEL P. DANIELS