Patents by Inventor Kam Lun Lock

Kam Lun Lock 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).

  • Patent number: 11787968
    Abstract: The present invention relates to a coating composition, the coating composition comprising: a) a solution polymerised acrylic material; b) an emulsion polymerised acrylic latex material, wherein one or both of the solution polymerised acrylic material and the emulsion polymerised acrylic latex material have acid functionality; and c) a crosslinker material operable to crosslink the acid functionality on the solution polymerised acrylic material and/or emulsion polymerised acrylic latex material, the present invention also extends to a food and/or beverage package coated on at least a portion thereof with said coating composition.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: October 17, 2023
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, William H. Retsch, Jr., Dennis A. Simpson, Kam Lun Lock, Michael G. Olah, Hongying Zhou, Maria Magdalena Vladan
  • Patent number: 11091656
    Abstract: A package with a coating composition deposited on at least a portion thereof is disclosed. The coating composition comprises: (a) a latex polymer comprising the emulsion polymerization product of (i) an emulsion monomer component comprising at least one ethylenically unsaturated monomer polymerized in the presence of (ii) a surfactant that is polymerizable with the at least one ethylenically unsaturated monomer. Also disclosed is a method for applying the coating composition to the package.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: August 17, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, Dary Duhamel, Kam Lun Lock, Qin Li, Hanzhen Bao, John M. Dudik, Edward R. Millero, Jr., William H. Retsch, Jr.
  • Publication number: 20210163778
    Abstract: The present invention relates to a coating composition, the coating composition comprising: a) a solution polymerised acrylic material; b) an emulsion polymerised acrylic latex material, wherein one or both of the solution polymerised acrylic material and the emulsion polymerised acrylic latex material have acid functionality; and c) a crosslinker material operable to crosslink the acid functionality on the solution polymerised acrylic material and/or emulsion polymerised acrylic latex material, the present invention also extends to a food and/or beverage package coated on at least a portion thereof with said coating composition.
    Type: Application
    Filed: December 13, 2018
    Publication date: June 3, 2021
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, William H. Retsch, Jr., Dennis A. Simpson, Kam Lun Lock, Michael G. Olah, Hongying Zhou, Maria Magdalena Vladan
  • Publication number: 20200010601
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation of said prepolymer is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coating.
    Type: Application
    Filed: September 16, 2019
    Publication date: January 9, 2020
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Patent number: 10450398
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation of said prepolymer is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coating.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: October 22, 2019
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Patent number: 10273381
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coatings.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: April 30, 2019
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, Dennis A. Simpson, John M. Dudik, Anthony M. Chasser, Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Publication number: 20180291227
    Abstract: A curable coating composition comprising a latex having a reactive functional group and phosphorus acid is disclosed; the coating can be substantially free of crosslinker. Such a coating on a package is also disclosed.
    Type: Application
    Filed: May 26, 2016
    Publication date: October 11, 2018
    Inventors: Debra L. Singer, Dary Duhamel, Kam Lun Lock
  • Publication number: 20180171169
    Abstract: A package with a coating composition deposited on at least a portion thereof is disclosed. The coating composition comprises: (a) a latex polymer comprising the emulsion polymerization product of (i) an emulsion monomer component comprising at least one ethylenically unsaturated monomer polymerized in the presence of (ii) a surfactant that is polymerizable with the at least one ethylenically unsaturated monomer. Also disclosed is a method for applying the coating composition to the package.
    Type: Application
    Filed: May 26, 2016
    Publication date: June 21, 2018
    Inventors: Debra L. Singer, Dary Duhamel, Kam Lun Lock, Qin Li, Hanzhen Bao, John M. Dudik, Edward R. Millero, Jr., William H. Retsch, Jr.
  • Publication number: 20170267802
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation of said prepolymer is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coating.
    Type: Application
    Filed: June 1, 2017
    Publication date: September 21, 2017
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Publication number: 20170267894
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coatings.
    Type: Application
    Filed: June 7, 2017
    Publication date: September 21, 2017
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, Dennis A. Simpson, John M. Dudik, Anthony M. Chasser, Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Patent number: 9708504
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coatings.
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: July 18, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, Dennis A. Simpson, John M. Dudik, Anthony M. Chasser, Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Patent number: 9695264
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation of said prepolymer is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coating.
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: July 4, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Publication number: 20110244157
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coatings.
    Type: Application
    Filed: April 1, 2010
    Publication date: October 6, 2011
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Debra L. Singer, Dennis A. Simpson, John M. Dudik, Anthony M. Chasser, Kam Lun Lock, Richard Woods, Nigel Francis Masters
  • Publication number: 20110244156
    Abstract: A polyester prepared by free radical polymerization of an unsaturated polyester prepolymer, wherein the polymerization occurs primarily by reaction of the unsaturation of said prepolymer is disclosed. Coatings comprising the same are also disclosed, as are substrates coated at least in part with such coating.
    Type: Application
    Filed: April 1, 2010
    Publication date: October 6, 2011
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Kam Lun Lock, Richard Woods, Nigel Francis Masters