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).
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Patent number: 12264247Abstract: 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: GrantFiled: September 15, 2023Date of Patent: April 1, 2025Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 12134699Abstract: 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: GrantFiled: September 15, 2023Date of Patent: November 5, 2024Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 12122917Abstract: 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: GrantFiled: September 15, 2023Date of Patent: October 22, 2024Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 11905416Abstract: 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: GrantFiled: December 20, 2018Date of Patent: February 20, 2024Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 11905415Abstract: 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: GrantFiled: December 20, 2018Date of Patent: February 20, 2024Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 11898037Abstract: 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: GrantFiled: December 20, 2018Date of Patent: February 13, 2024Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 11827566Abstract: 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: GrantFiled: April 12, 2018Date of Patent: November 28, 2023Assignee: CARGILL, INCORPORATEDInventors: Todd Kurth, Scott Nivens, Christopher Stevermer, Anthony Joseph Sylvester, Hassan Tabatabaee
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Patent number: 11787945Abstract: 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: GrantFiled: December 20, 2018Date of Patent: October 17, 2023Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 10329426Abstract: 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: GrantFiled: September 26, 2017Date of Patent: June 25, 2019Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 10316189Abstract: 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: GrantFiled: September 26, 2017Date of Patent: June 11, 2019Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 10316192Abstract: 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: GrantFiled: September 26, 2017Date of Patent: June 11, 2019Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 10316190Abstract: 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: GrantFiled: September 26, 2017Date of Patent: June 11, 2019Assignee: CARGILL, INCORPORATEDInventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Publication number: 20190127584Abstract: 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: ApplicationFiled: December 20, 2018Publication date: May 2, 2019Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Publication number: 20190119497Abstract: 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: ApplicationFiled: December 20, 2018Publication date: April 25, 2019Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Publication number: 20190119499Abstract: 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: ApplicationFiled: December 20, 2018Publication date: April 25, 2019Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Publication number: 20190119498Abstract: 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: ApplicationFiled: December 20, 2018Publication date: April 25, 2019Inventors: Todd L. Kurth, Scott Nivens, Christopher Patrick Stevermer, Hassan Ali Tabatabaee
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Patent number: 8631874Abstract: 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: GrantFiled: January 6, 2011Date of Patent: January 21, 2014Assignee: Transocean Sedco Forex Ventures LimitedInventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
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Publication number: 20110108282Abstract: 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: ApplicationFiled: January 6, 2011Publication date: May 12, 2011Inventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
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Patent number: 7866399Abstract: 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: GrantFiled: October 20, 2006Date of Patent: January 11, 2011Assignee: Transocean Sedco Forex Ventures LimitedInventors: John Kozicz, Tim Juran, Andy Legault, Sandy Black, John Mackay, Scott Niven, Iain Sneddon
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Publication number: 20080306211Abstract: 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: ApplicationFiled: August 4, 2008Publication date: December 11, 2008Applicant: CARGILL, INCORPORATEDInventors: Daniel W. Lemke, Scott Nivens