Patents by Inventor Gwendolyn Hawk

Gwendolyn Hawk 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).

  • Hydrotalcites, syntheses, and uses
    Patent number: 6979708
    Abstract: Synthetic hydrotalcites of the general formula [M2+1?xM3+x(OH)2]x+[An?x/n.mH2O]x? where M2+ is a divalent cation, M3+ is a trivalent cation and An? is an organic anion selected from straight chain carboxylates of C16-C18 acids, carboxylates of aromatic acids, carboxylates of acrylic acid, unsaturated carboxylates of methacrylic acid and unsaturated carboxylates of vinylacetic acid are disclosed, along with methods of synthesis and uses.
    Type: Grant
    Filed: August 23, 2001
    Date of Patent: December 27, 2005
    Assignee: Sunoco, Inc. (R&M)
    Inventors: Masaki Fujii, George R. Gallaher, Jr., Sehyun Kim, Steven J. Monaco, Edwin B. Townsend, IV, Gwendolyn Hawk, Thomas S. Brima
  • Novel hydrotalcites, syntheses, and uses
    Publication number: 20050020749
    Abstract: Synthetic hydrotalcites of the general formula: [M2+1-xM3+x(OH)2]x+[An?x/n·mH2O]x? where M2+ is a divalent cation, M3+ is a trivalent cation and An? is an organic anion selected from straight chain carboxylates of C16-C18 acids, carboxylates of aromatic acids, carboxylates of acrylic acid, unsaturated carboxylates of methacrylic acid and unsaturated carboxylates of vinylacetic acid are disclosed, along with methods of synthesis and uses.
    Type: Application
    Filed: August 20, 2004
    Publication date: January 27, 2005
    Inventors: Masaki Fujii, George Gallaher, Sehyun Kim, Steven Monaco, Edwin Townsend, Thomas Brima, Gwendolyn Hawk
  • Hydrotalcites, syntheses, and uses
    Patent number: 6846870
    Abstract: Synthetic hydrotalcites of the general formula [M2+1-xM3+x(OH)2]x+[An?x/n·mH2O]x? where M2+ is a divalent cation, M3+ is a trivalent cation and An? is an organic anion selected from straight chain carboxylates of C16-C18 acids, carboxylates of aromatic acids, carboxylates of acrylic acid, unsaturated carboxylates of methacrylic acid, unsaturated carboxylates of vinylacetic acid and C2 and higher organic acids containing heteroatoms such as nitrogen, phosphorous, sulfur and halogens are disclosed, along with methods of synthesis and uses.
    Type: Grant
    Filed: January 11, 2002
    Date of Patent: January 25, 2005
    Assignee: Sunoco, Inc. (R&M)
    Inventors: Gwendolyn Hawk, Masaki Fujii, George R. Gallaher, Jr., Sehyun Kim, Edwin B. Townsend, IV, Thomas S. Brima
  • Novel hydrotalcites, syntheses, and uses
    Publication number: 20030114699
    Abstract: Synthetic hydrotalcites of the general formula
    Type: Application
    Filed: January 11, 2002
    Publication date: June 19, 2003
    Applicant: Aristech Chemical Corporation
    Inventors: Thomas S. Brima, Masaki Fujii, George R. Gallaher, Sehyun Kim, Edwin B. Townsend, Gwendolyn Hawk
  • Novel hydrotalcites, syntheses, and uses
    Publication number: 20030078445
    Abstract: Synthetic hydrotalcites of the general formula
    Type: Application
    Filed: August 23, 2001
    Publication date: April 24, 2003
    Inventors: Masaki Fujii, George R. Gallaher, Sehyun Kim, Steven J. Monaco, Edwin B. Townsend, Thomas S. Brima, Gwendolyn Hawk