Patents by Inventor Roscoe Linstadt

Roscoe Linstadt 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).

  • Photo-cleavable primer compositions and methods of use
    Patent number: 11976219
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: May 7, 2024
    Assignee: Ormco Corporation
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt
  • PHOTO-CLEAVABLE PRIMER COMPOSITIONS AND METHODS OF USE
    Publication number: 20230112086
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Application
    Filed: July 15, 2022
    Publication date: April 13, 2023
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt
  • Photo-cleavable primer compositions and methods of use
    Patent number: 11453790
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: September 27, 2022
    Assignee: ENVISTA
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt
  • Ionic polymers and their use as wet-adhesives and coatings
    Patent number: 11214715
    Abstract: The present application discloses an adhesive composition comprising a polymer of the formulae A, B and C: and methods for using the adhesive composition. wherein x and y define the block polymer and are integer greater than 1.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: January 4, 2022
    Assignee: ACatechol, Inc.
    Inventors: Byung Jun Ahn, Sam Linh Nguyen, Roscoe Linstadt
  • PHOTO-CLEAVABLE PRIMER COMPOSITIONS AND METHODS OF USE
    Publication number: 20200347248
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Application
    Filed: May 18, 2020
    Publication date: November 5, 2020
    Applicant: Envista
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt
  • Photo-cleavable primer compositions and methods of use
    Patent number: 10689407
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: June 23, 2020
    Assignee: ENVISTA
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt
  • IONIC POLYMERS AND THEIR USE AS WET-ADHESIVES AND COATINGS
    Publication number: 20200056076
    Abstract: The present application discloses an adhesive composition comprising a polymer of the formulae A, B and C: and methods for using the adhesive composition. wherein x and y define the block polymer and are integer greater than 1.
    Type: Application
    Filed: July 24, 2019
    Publication date: February 20, 2020
    Applicant: ACatechol, Inc.
    Inventors: Byung Jun Ahn, Sam Linh Nguyen, Roscoe Linstadt
  • Ionic polymers and their use as wet-adhesives and coatings
    Patent number: 10435599
    Abstract: The present application discloses an adhesive composition comprising a polymer of the formulae A, B and C and methods for using the adhesive composition.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: October 8, 2019
    Assignee: ACATECHOL, INC.
    Inventors: Byung Jun Ahn, Sam Linh Nguyen, Roscoe Linstadt
  • IONIC POLYMERS AND THEIR USE AS WET-ADHESIVES AND COATINGS
    Publication number: 20170355890
    Abstract: The present application discloses an adhesive composition comprising a polymer of the formulae A, B and C: and methods for using the adhesive composition.
    Type: Application
    Filed: June 13, 2017
    Publication date: December 14, 2017
    Applicant: ACatechol, Inc.
    Inventors: Byung Jun Ahn, Sam Linh Nguyen, Roscoe Linstadt
  • PHOTO-CLEAVABLE PRIMER COMPOSITIONS AND METHODS OF USE
    Publication number: 20170217997
    Abstract: In one embodiment, the present application discloses a photo-cleavable surface binding compound of the Formula I and Formula II: wherein the variables EG, EG1, SP1, SP2, SP3, Ar and BG are as defined herein. In another embodiment, the application discloses a method for forming a coating on a surface of a substrate using the surface binding compound.
    Type: Application
    Filed: January 27, 2017
    Publication date: August 3, 2017
    Inventors: Byung Jun Ahn, Bruce H. Lipshutz, Sam L. Nguyen, Roscoe Linstadt