Patents by Inventor Elliott W. Shanklin

Elliott W. Shanklin 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).

  • Thermally Stable Macromolecular Compound and Petroleum Composition Including the Same
    Publication number: 20230212472
    Abstract: In one embodiment, an alkylphenol copolymer is disclosed wherein the copolymer comprises at least one alkylphenol monomer and the alkylphenol copolymer exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?5° C. in a first oscillation temperature sweep and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?5° C. In a further embodiment, a petroleum composition is disclosed wherein the composition comprises a petroleum source and a macromolecular compound wherein the macromolecular compound exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?10° C. in a first oscillation temperature sweep, and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?10° C.
    Type: Application
    Filed: January 20, 2023
    Publication date: July 6, 2023
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Thermally stable macromolecular compound and petroleum composition including the same
    Patent number: 11560526
    Abstract: In one embodiment, an alkylphenol copolymer is disclosed wherein the copolymer comprises at least one alkylphenol monomer and the alkylphenol copolymer exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?5° C. in a first oscillation temperature sweep and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?5° C. In a further embodiment, a petroleum composition is disclosed wherein the composition comprises a petroleum source and a macromolecular compound wherein the macromolecular compound exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?10° C. in a first oscillation temperature sweep, and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?10° C.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: January 24, 2023
    Assignee: SI Group, Inc.
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Alkylphenol copolymer
    Patent number: 10961476
    Abstract: An alkylphenol copolymer, such as for use in a petroleum composition, is provided. The alkylphenol copolymer has the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C2-C40 alkyl, wherein R2 is different than R1.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: March 30, 2021
    Assignee: SI Group, Inc.
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Asphaltene dispersant composition
    Patent number: 10961475
    Abstract: An asphaltene dispersant composition is provided. The composition may contain an alkylphenol copolymer having the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C2-C40 alkyl, wherein R2 is different than R1.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: March 30, 2021
    Assignee: SI Group, Inc.
    Inventors: Joseph T. Doane, Kelly S. Chichak, Brian Christofel, Elliott W. Shanklin
  • Paraffin inhibitor composition for use at low temperatures
    Patent number: 10961474
    Abstract: A paraffin inhibitor composition that exhibits stable properties at low temperature is provided. The composition may contain, for instance, an alkylphenol copolymer having the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C16-C40 alkyl.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: March 30, 2021
    Assignee: SI Group, Inc.
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Asphaltene Dispersant Composition
    Publication number: 20190276660
    Abstract: An asphaltene dispersant composition is provided. The composition may contain an alkylphenol copolymer having the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C2-C40 alkyl, wherein R2 is different than R1.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 12, 2019
    Inventors: Joseph T. Doane, Kelly S. Chichak, Brian Christofel, Elliott W. Shanklin
  • Thermally Stable Macromolecular Compound and Petroleum Composition Including the Same
    Publication number: 20190276759
    Abstract: In one embodiment, an alkylphenol copolymer is disclosed wherein the copolymer comprises at least one alkylphenol monomer and the alkylphenol copolymer exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?5° C. in a first oscillation temperature sweep and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?5° C. In a further embodiment, a petroleum composition is disclosed wherein the composition comprises a petroleum source and a macromolecular compound wherein the macromolecular compound exhibits the following: an oscillation displacement ? of greater than 0 at a temperature of ?10° C. in a first oscillation temperature sweep, and an oscillation displacement ? in a second oscillation temperature sweep within 25% of the oscillation displacement ? in the first oscillation temperature sweep at a temperature of ?10° C.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 12, 2019
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Alkylphenol Copolymer
    Publication number: 20190276756
    Abstract: An alkylphenol copolymer, such as for use in a petroleum composition, is provided. The alkylphenol copolymer has the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C2-C40 alkyl, wherein R2 is different than R1.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 12, 2019
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • Paraffin Inhibitor Composition for Use at Low Temperatures
    Publication number: 20190276755
    Abstract: A paraffin inhibitor composition that exhibits stable properties at low temperature is provided. The composition may contain, for instance, an alkylphenol copolymer having the following repeating units (A) and (B): wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a straight or branched C1-C15 alkyl; and R2 is a straight or branched C16-C40 alkyl.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 12, 2019
    Inventors: Kelly S. Chichak, Joseph T. Doane, Brian Christofel, Elliott W. Shanklin
  • POLY(ARYLENE ETHER) BLOCK COPOLYMER COMPOSITIONS, METHODS, AND ARTICLES
    Publication number: 20070208159
    Abstract: Poly(arylene ether)-polycarbonate block copolymers and methods for their preparation are provided. The block copolymers include structural units derived from a hydroquinone, a poly(arylene ether), and an activated aromatic carbonate.
    Type: Application
    Filed: June 15, 2006
    Publication date: September 6, 2007
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Patrick J. McCloskey, Warren W. Reilly, Elliott W. Shanklin, Gary W. Yeager