Patents by Inventor Grant W. Fahnhorst

Grant W. Fahnhorst 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).

  • Cured adhesive compositions and method of making
    Patent number: 11964073
    Abstract: A multiple-part curable composition, a cured composition formed by combining and reacting the multiple-part curable composition, and a method of providing a cured composition are described. The multiple-part curable composition contains at least a part A and a part B. Part A contains an oxalamido-containing compound while part B contains a derivatized polyethylene imine. The cured composition is an adhesive that is suitable for use as a tissue adhesive.
    Type: Grant
    Filed: October 11, 2021
    Date of Patent: April 23, 2024
    Assignee: 3M Innovative Properties Company
    Inventors: Semra Colak Atan, Grant W. Fahnhorst, Val Vossen, Jerald K. Rasmussen, James P. DiZio, Abigail J. Halmes
  • CURED ADHESIVE COMPOSITIONS AND METHOD OF MAKING
    Publication number: 20230347011
    Abstract: A multiple-part curable composition, a cured composition formed by combining and reacting the multiple-part curable composition, and a method of providing a cured composition are described. The multiple-part curable composition contains at least a part A and a part B. Part A contains an oxalamido-containing compound while part B contains a derivatized polyethylene imine. The cured composition is an adhesive that is suitable for use as a tissue adhesive.
    Type: Application
    Filed: October 11, 2021
    Publication date: November 2, 2023
    Inventors: Semra Colak Atan, Grant W. Fahnhorst, Val Vossen, Jerald K. Rasmussen, James P. DiZio, Abigail J. Halmes
  • Monomers and polymers formed thereby
    Patent number: 11111206
    Abstract: Monomers, polymers, or oligomers formed therefrom and methods of forming or utilizing monomers of formula I where R1 is a C1 to C4 alkyl; and X is —OH; —OM where M is lithium (Li), sodium (Na), or potassium (K), NH4+, R5NH3+, R52NH2+, R53NH+, R54N+ where R5 can independently be selected from alkyl, benzyl, and combinations thereof; —OR2 where R2 can be a C1 to C4 alkyl, 2-ethylhexyl, or a hydrocarbon moiety of bio-renewable alcohol or a hydrogenated derivative thereof; —NR3R4, —NR3—NR3R4, —NR3—OR4 where R3 and R4 can independently be H, a C1 to C4 alkyl, or combinations thereof.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: September 7, 2021
    Assignee: Regents of the University of Minnesota
    Inventors: Thomas R. Hoye, Nicolas Ball-Jones, Grant W. Fahnhorst
  • MONOMERS AND POLYMERS FORMED THEREBY
    Publication number: 20190084915
    Abstract: Monomers, polymers, or oligomers formed therefrom and methods of forming or utilizing monomers of formula I where R1 is a C1 to C4 alkyl; and X is —OH; —OM where M is lithium (Li), sodium (Na), or potassium (K), NH4+, R5NH3+, R52NH2+, R53NH+, R54N+ where R5 can independently be selected from alkyl, benzyl, and combinations thereof; —OR2 where R2 can be a C1 to C4 alkyl, 2-ethylhexyl, or a hydrocarbon moiety of bio-renewable alcohol or a hydrogenated derivative thereof; —NR3R4, —NR3—NR3R4, —NR3—OR4 where R3 and R4 can independently be H, a C1 to C4 alkyl, or combinations thereof.
    Type: Application
    Filed: September 20, 2018
    Publication date: March 21, 2019
    Inventors: Thomas R. Hoye, Nicolas Ball-Jones, Grant W. Fahnhorst