Patents by Inventor Scott Niven

Scott Niven 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: 12264247
    Abstract: Disclosed herein are rejuvenating compositions for asphalt applications. In one aspect, the rejuvenating composition comprises a polymerized oil having a polymeric distribution ranging from about 2 to about 80 wt % oligomer content and Hildebrand solubility ranging from about 6 to about 12. In another aspect, the rejuvenating composition comprises an oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C. In yet another aspect, the rejuvenating composition comprises a modified oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C.
    Type: Grant
    Filed: September 15, 2023
    Date of Patent: April 1, 2025
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 12134699
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: September 15, 2023
    Date of Patent: November 5, 2024
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 12122917
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: September 15, 2023
    Date of Patent: October 22, 2024
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 11905416
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: February 20, 2024
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 11905415
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: February 20, 2024
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 11898037
    Abstract: Disclosed herein are rejuvenating compositions for asphalt applications. In one aspect, the rejuvenating composition comprises a polymerized oil having a polymeric distribution ranging from about 2 to about 80 wt % oligomer content and Hildebrand solubility ranging from about 6 to about 12. In another aspect, the rejuvenating composition comprises an oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C. In yet another aspect, the rejuvenating composition comprises a modified oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: February 13, 2024
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 11827566
    Abstract: Described herein is a rejuvenated asphalt and a method of rejuvenating asphalt comprising mixing a rejuvenator, bitumen, and aggregate to obtain an asphalt mixture, wherein the rejuvenator is present in an amount ranging from about 0.1-40 wt % by weight of the bitumen, and wherein at least 35 wt % of the bitumen is derived from recycled asphalt content. The rejuvenated asphalt provides desirable performance.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: November 28, 2023
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd Kurth, Scott Nivens, Christopher Stevermer, Anthony Joseph Sylvester, Hassan Tabatabaee
  • Patent number: 11787945
    Abstract: Described herein is a polymerized biorenewable, petroleum based, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.0 to about 5.0, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: October 17, 2023
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 10329426
    Abstract: Disclosed herein are rejuvenating compositions for asphalt applications. In one aspect, the rejuvenating composition comprises a polymerized oil having a polymeric distribution ranging from about 2 to about 80 wt % oligomer content and Hildebrand solubility ranging from about 6 to about 12. In another aspect, the rejuvenating composition comprises an oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C. In yet another aspect, the rejuvenating composition comprises a modified oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 25, 2019
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 10316189
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 11, 2019
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 10316192
    Abstract: Described herein is an emulsion for use in asphalt rejuvenation applications, comprising an oil phase comprising (1) a polymerized oil comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.0 to about 5.0, and sulfur content less than about 8 wt %; and (2) an aqueous phase, comprising a surfactant. The emulsion may be incorporated into asphalt paving, roofing, and coating applications and especially aged or recycled asphalt thereby obtaining rejuvenated asphalt.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 11, 2019
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 10316190
    Abstract: Described herein is a polymerized biorenewable, petroleum based, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.0 to about 5.0, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 11, 2019
    Assignee: CARGILL, INCORPORATED
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Publication number: 20190127584
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Application
    Filed: December 20, 2018
    Publication date: May 2, 2019
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Publication number: 20190119497
    Abstract: Described herein is a polymerized biorenewable, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.30 to about 2.20, and sulfur content ranging from 0.001 wt % to about 8 wt %.
    Type: Application
    Filed: December 20, 2018
    Publication date: April 25, 2019
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Publication number: 20190119499
    Abstract: Described herein is a polymerized biorenewable, petroleum based, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.0 to about 5.0, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.
    Type: Application
    Filed: December 20, 2018
    Publication date: April 25, 2019
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Publication number: 20190119498
    Abstract: Disclosed herein are rejuvenating compositions for asphalt applications. In one aspect, the rejuvenating composition comprises a polymerized oil having a polymeric distribution ranging from about 2 to about 80 wt % oligomer content and Hildebrand solubility ranging from about 6 to about 12. In another aspect, the rejuvenating composition comprises an oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C. In yet another aspect, the rejuvenating composition comprises a modified oil having a Hildebrand solubility ranging from about 6 to about 12 and a flash point ranging from about 100° C. to about 400° C.
    Type: Application
    Filed: December 20, 2018
    Publication date: April 25, 2019
    Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
  • Patent number: 8631874
    Abstract: A drilling system employing a main tubular having a plurality of fluid inlet and outlet conduits positioned thereon and a concentric inner tubular having a plurality seals for sealing the annular space between the concentric inner and main tubulars. The fluid inlet and outlet conduits work in cooperation with the annular seals to selectively open and close for effective management of pressure within the tubulars.
    Type: Grant
    Filed: January 6, 2011
    Date of Patent: January 21, 2014
    Assignee: Transocean Sedco Forex Ventures Limited
    Inventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
  • Publication number: 20110108282
    Abstract: A drilling system employing a main tubular having a plurality of fluid inlet and outlet conduits positioned thereon and a concentric inner tubular having a plurality seals for sealing the annular space between the concentric inner and main tubulars. The fluid inlet and outlet conduits work in cooperation with the annular seals to selectively open and close for effective management of pressure within the tubulars.
    Type: Application
    Filed: January 6, 2011
    Publication date: May 12, 2011
    Inventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
  • Patent number: 7866399
    Abstract: A drilling system employing a main tubular having a plurality of fluid inlet and outlet conduits positioned thereon and a concentric inner tubular having a plurality seals for sealing the annular space between the concentric inner and main tubulars. The fluid inlet and outlet conduits work in cooperation with the annular seals to selectively open and close for effective management of pressure within the tubulars.
    Type: Grant
    Filed: October 20, 2006
    Date of Patent: January 11, 2011
    Assignee: Transocean Sedco Forex Ventures Limited
    Inventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
  • Publication number: 20080306211
    Abstract: Disclosed is a method of reacting glycerol to form polyglycerol or mixed ethers of glycerol or other alcohols (e.g., polyols). In some embodiments, the method comprises reacting glycerol in the presence of a fatty acid-containing compound and a metal catalyst to form polyglycerol. In other embodiments, the method comprises reacting glycerol and/or an alcohol in the presence of a fatty acid-containing compound and a metal catalyst to form a mixed ether.
    Type: Application
    Filed: August 4, 2008
    Publication date: December 11, 2008
    Applicant: CARGILL, INCORPORATED
    Inventors: Daniel W. Lemke, Scott Nivens