Patents by Inventor Gary Stuart Hawkins

Gary Stuart Hawkins 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).

  • Publication number: 20230065649
    Abstract: A method of making an article of manufacture is disclosed, wherein the article includes a polymer with recycle content. In one or more embodiments, the polymer with recycle content is selected from the group consisting of (i) a recycle content polyester; and (ii) a recycle content cellulose ester.
    Type: Application
    Filed: August 10, 2022
    Publication date: March 2, 2023
    Applicant: Eastman Chemical Company
    Inventors: Gary Stuart Hawkins, Jeremy Hager Klug, Thomas Joseph Pecorini
  • Publication number: 20140370218
    Abstract: The present invention relates generally to thermoformed articles having one or more deep undercuts and to processes for making such articles. The undercuts produced using the process described herein exhibit superior properties compared to undercuts present in conventional articles. The thermoformed articles can be produced using a foamed polyester-containing material which facilitates the production of undercuts exhibiting superior properties.
    Type: Application
    Filed: December 18, 2013
    Publication date: December 18, 2014
    Applicant: Eastman Chemical Company
    Inventor: Gary Stuart Hawkins
  • Patent number: 8633262
    Abstract: This invention relates to a polymer blend comprising: (A) about 1% by weight to about 99% by weight of at least one polymer (A) comprising terephthalic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues; (B) about 1% by weight to about 99% by weight of at least one polymer (B) comprising 1,4-cyclohexanedicarboxylic acid residues and 1,4-cyclohexanedimethanol residues, and (C) about 0.01% by weight to about 20% by weight of at least one antimicrobial agent; said weight percentages being based on the total weight of the polymer blend.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: January 21, 2014
    Assignee: Eastman Chemical Company
    Inventors: Michael Eugene Donelson, James Collins Maine, Gary Stuart Hawkins, Jeff Scott Howell
  • Patent number: 8309624
    Abstract: This invention relates to a blend comprising: (A) about 80% by weight to about 99.99% by weight of at least one polyester comprising terephthalic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues; and (B) about 0.01% by weight to about 20% by weight of at least one antimicrobial agent; said weight percentages being based on the total weight of the blend.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: November 13, 2012
    Assignee: Eastman Chemical Company
    Inventors: Michael Eugene Donelson, James Collins Maine, Gary Stuart Hawkins, Jeff Scott Howell
  • Publication number: 20120184641
    Abstract: This invention relates to a blend comprising: (A) about 80% by weight to about 99.99% by weight of at least one polyester comprising terephthalic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues; and (B) about 0.01% by weight to about 20% by weight of at least one antimicrobial agent; said weight percentages being based on the total weight of the blend.
    Type: Application
    Filed: April 29, 2011
    Publication date: July 19, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Michael Eugene Donelson, James Collins Maine, Gary Stuart Hawkins, Jeff Scott Howell
  • Publication number: 20120184643
    Abstract: This invention relates to a polymer blend comprising: (A) about 1% by weight to about 99% by weight of at least one polymer (A) comprising terephthalic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues; (B) about 1% by weight to about 99% by weight of at least one polymer (B) comprising 1,4-cyclohexanedicarboxylic acid residues and 1,4-cyclohexanedimethanol residues, and (C) about 0.01% by weight to about 20% by weight of at least one antimicrobial agent; said weight percentages being based on the total weight of the polymer blend.
    Type: Application
    Filed: April 29, 2011
    Publication date: July 19, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Michael Eugene Donelson, James Collins Maine, Gary Stuart Hawkins, Jeff Scott Howell
  • Patent number: 8178647
    Abstract: Copolyester ether elastomer compositions and methods for preparing copolyester ether elastomer compositions. Such compositions can comprise a copolyester ether, a thermoplastic elastomer, and a compatibilizer resin. Improved properties of such compositions can be useful in making various articles of manufacture, such as, for example, laboratory and medical application tubing.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: May 15, 2012
    Assignee: Eastman Chemical Company
    Inventors: Gary Stuart Hawkins, Johnson Thomas, Joshua Brock Thomas, David Ray Arnold, Jeff Scott Howell
  • Publication number: 20120048380
    Abstract: Copolyester ether elastomer compositions and methods for preparing copolyester ether elastomer compositions. Such compositions can comprise a copolyester ether, a thermoplastic elastomer, and a compatibilizer resin. Improved properties of such compositions can be useful in making various articles of manufacture, such as, for example, laboratory and medical application tubing.
    Type: Application
    Filed: August 25, 2010
    Publication date: March 1, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Joshua Brock Thomas, Gary Stuart Hawkins, Johnson Thomas
  • Publication number: 20120053568
    Abstract: Copolyester ether elastomer compositions and methods for preparing copolyester ether elastomer compositions. Such compositions can comprise a copolyester ether, a thermoplastic elastomer, and a compatibilizer resin. Improved properties of such compositions can be useful in making various articles of manufacture, such as, for example, laboratory and medical application tubing.
    Type: Application
    Filed: August 25, 2010
    Publication date: March 1, 2012
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Gary Stuart Hawkins, Johnson Thomas, Joshua Brock Thomas, David Ray Arnold, Jeff Scott Howell