Patents by Inventor Francis Lupton
Francis Lupton 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: 11925709Abstract: The present invention is directed to compositions comprising an extrudate or solid solution of a compound, or a salt thereof, of Formula I (API): wherein “Ra” is independently —H or —F, in a water-soluble polymer matrix which further comprises a disintegration system allowing a tablet made therefrom to rapidly disintegrate in the environment in which the API is to be released.Type: GrantFiled: December 3, 2020Date of Patent: March 12, 2024Assignee: Merck Sharp & Dohme Corp.Inventors: Mary Ann Johnson, Leonardo Resende Allain, W. Mark Eickhoff, Craig B. Ikeda, Chad D. Brown, Francis J. Flanagan, Jr., Rebecca Nofsinger, Melanie Marota, Lisa Lupton, Paresh B. Patel, Hanmi Xi, Wei Xu
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Patent number: 11655350Abstract: A process is provided of treating a feed comprising polyethylene terephthalate comprising dissolving said feed in a polar solvent at a temperature between about 100 to 250° C. to produce a dissolved feed; then adding an anti-solvent that is less polar than said polar solvent followed by cooling a resulting mixture resulting in precipitation of purified polyethylene terephthalate and then separation of solid purified polyethylene terephthalate from remaining liquids.Type: GrantFiled: April 16, 2021Date of Patent: May 23, 2023Assignee: UOP LLCInventors: Erin Broderick, Rodrigo Lobo, Francis Lupton, Shurong Yang, Raymond Shih, Andrea Bozzano, Hayim Abrevaya
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Publication number: 20220332914Abstract: A process is provided of treating a feed comprising polyethylene terephthalate comprising dissolving said feed in a polar solvent at a temperature between about 100 to 250° C. to produce a dissolved feed; then adding an anti-solvent that is less polar than said polar solvent followed by cooling a resulting mixture resulting in precipitation of purified polyethylene terephthalate and then separation of solid purified polyethylene terephthalate from remaining liquids.Type: ApplicationFiled: April 16, 2021Publication date: October 20, 2022Inventors: Erin Broderick, Rodrigo Lobo, Francis Lupton, Shurong Yang, Raymond Shih, Andrea Bozzano, Hayim Abrevaya
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Patent number: 9810714Abstract: A probe pin (100, 100?) for electronic testing of semi-conductor elements is provided. The pin contains an electrically conductive core element (200) made up of a metallic alloy, and an electrically insulating jacket element (300) which surrounds the core element (200) over regions thereof. The core element (200) contains a distal contact section (210) for electrical contacting to a semi-conductor element. The metallic alloy of the core element contains at least 67% by weight rhodium, 0.1% by weight to 1% by weight zirconium, up to 1% by weight yttrium, and up to 1% by weight cerium. A method for producing a probe pin is also described.Type: GrantFiled: November 7, 2013Date of Patent: November 7, 2017Assignee: Heraeus Deutschland GmbH & Co. KGInventors: Per Soerensen, Nicole Staudt, Reinhold Weiland, Ingo Prunzel, David Francis Lupton
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Publication number: 20160252547Abstract: A probe pin (100, 100?) for electronic testing of semi-conductor elements is provided. The pin contains an electrically conductive core element (200) made up of a metallic alloy, and an electrically insulating jacket element (300) which surrounds the core element (200) over regions thereof. The core element (200) contains a distal contact section (210) for electrical contacting to a semi-conductor element. The metallic alloy of the core element contains at least 67% by weight rhodium, 0.1% by weight to 1% by weight zirconium, up to 1% by weight yttrium, and up to 1% by weight cerium. A method for producing a probe pin is also described.Type: ApplicationFiled: November 7, 2013Publication date: September 1, 2016Inventors: Per Soerensen, Nicole Staudt, Reinhold Weiland, Ingo Prunzel, David Francis Lupton
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Patent number: 8613788Abstract: The addition of 0.5 to 30 ppm boron and 0.5 to 20 ppm calcium to iridium and the Zr- and Hf-free alloys thereof and rhodium and the Zr- and Hf-free alloys thereof surprisingly increases the creep rupture strength at high temperatures, in particular around 1,800° C.Type: GrantFiled: June 28, 2010Date of Patent: December 24, 2013Assignee: Heraeus Materials Technology GmbH & Co. KGInventors: Uwe Hortig, Verena Baier, Harald Manhardt, Oliver Warkentin, David Francis Lupton
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Publication number: 20130186146Abstract: Methods for reducing the evaporation rate of platinum and Pt alloys upon their use at high temperatures >1,200° C. in an oxidizing atmosphere include the steps: (A) providing a component made of platinum or a platinum alloy; (B) wrapping the outer surface of the component with a flexible bandage having open porosity and provided with an oxide ceramic material and/or a glass-forming material; (C) using the component at operating temperatures >1,200° C. Methods for scavenging noble metal oxides evaporating or sublimating from the surface of platinum or Pt alloys include: (A) providing a component made of platinum or a platinum alloy; (B) wrapping the outer surface of the component with a flexible bandage having open porosity; and (C) using the component at operating temperatures >1,200° C. Correspondingly wrapped components are also provided.Type: ApplicationFiled: October 5, 2011Publication date: July 25, 2013Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Annette Lukas, David Francis Lupton, Nicole Gübler, Harald Manhardt, Mark Bissinger, Uwe Jantsch, Stefan Vorberg
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Patent number: 8293678Abstract: A metal fiber based on one or several elements from the group of platinum, palladium, rhodium, ruthenium, and iridium with 0 to 30% by weight of one or several additional alloy elements from the group of nickel, cobalt, gold, rhenium, molybdenum, and tungsten, contains 1 to 500 ppm by weight of boron or phosphorus. A non-woven material or netting, in particular for the production of nitrogen oxide or for the production of hydrocyanic acid, is made of such fibers. For the production of fibers based on noble metals having up to 30% by weight of additional alloy metals by drawing the fibers from a melt, the melting point of the metal is reduced by at least 400 ° C., before drawing of the fibers, by additionally alloying with boron or phosphorus, and the boron or the phosphorus is removed again from the fibers.Type: GrantFiled: July 30, 2009Date of Patent: October 23, 2012Assignee: Heraeus Materials Technology GmbH & Co. KGInventors: Uwe Jantsch, David Francis Lupton, Harald Manhardt, Stefan Vorberg
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Patent number: 8226855Abstract: A solid body of a metal alloy comprising less than 99% by weight of noble metal and more than 1% by weight of dispersion-strengthening metals is converted for production of a dispersion-strengthened platinum material by at least 90% oxidation of the dispersion-strengthening metals into a dispersion-strengthened platinum material. The dispersion-strengthened platinum material contains a noble metal component of platinum or a platinum alloy amounting to between 95 and 99% by weight and a dispersion-strengthening agent. The noble metal component includes at least 55% by weight Pt, 0 to 30% by weight Rh, 0 to 30% by weight Au, and 0 to 40% by weight Pd. The remaining proportion by mass of more than 1% by weight is a dispersion-strengthening agent, which contains at least one metal oxidized at least 90% by weight with oxygen, the metal being selected from the group of Ce, Zr, Sc, and Y.Type: GrantFiled: February 14, 2008Date of Patent: July 24, 2012Assignee: Heraeus Materials Technology GmbH & Co. KGInventors: Harald Manhardt, Tanja Eckardt, David Francis Lupton
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Publication number: 20120000582Abstract: Castings made of boron-containing alloys based on at least one platinum group metal are treated by thermal ageing in the presence of oxygen and at temperatures below the melting point of the alloy. This enables the alloys to be processed at temperatures customary in the jewelry industry. The treated castings can also be processed into medical technology products.Type: ApplicationFiled: February 26, 2010Publication date: January 5, 2012Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Harald Manhardt, Nicole Gübler, Ulrich H. M. Koops, David Francis Lupton
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Publication number: 20110198983Abstract: A method is provided for producing a wire or tape, especially for use as an electrode or electrode tip in spark plugs. The method includes the following steps: (a) producing an intermetallic compound having a melting point above 1700° C.; (b) grinding the intermetallic compound; (c) mixing the intermetallic compound with metal powder; (d) introducing the mixture obtained in step (c) in a tube produced from ductile material; and (e) shaping the tube filled in step (d) to give a wire or tape. Also provided are a wrapped wire or wrapped tape, especially a semifinished product for producing electrodes or electrode tips of spark plugs.Type: ApplicationFiled: March 29, 2007Publication date: August 18, 2011Applicant: W.C. HERAEUS GMBHInventors: Harald Manhardt, David Francis Lupton, Tanja Eckardt, Holger Zingg
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Publication number: 20110129406Abstract: A metal fiber based on one or several elements from the group of platinum, palladium, rhodium, ruthenium, and iridium with 0 to 30% by weight of one or several additional alloy elements from the group of nickel, cobalt, gold, rhenium, molybdenum, and tungsten, contains 1 to 500 ppm by weight of boron or phosphorus. A non-woven material or netting, in particular for the production of nitrogen oxide or for the production of hydrocyanic acid, is made of such fibers. For the production of fibers based on noble metals having up to 30% by weight of additional alloy metals by drawing the fibers from a melt, the melting point of the metal is reduced by at least 400 ° C., before drawing of the fibers, by additionally alloying with boron or phosphorus, and the boron or the phosphorus is removed again from the fibers.Type: ApplicationFiled: July 30, 2009Publication date: June 2, 2011Applicant: W.C. HERAEUS GMBHInventors: Uwe Jantsch, David Francis Lupton, Harald Manhardt, Stefan Vorberg
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Publication number: 20100329922Abstract: The addition of 0.5 to 30 ppm boron and 0.5 to 20 ppm calcium to iridium and the Zr- and Hf-free alloys thereof and rhodium and the Zr- and Hf-free alloys thereof surprisingly increases the creep rupture strength at high temperatures, in particular around 1,800° C.Type: ApplicationFiled: June 28, 2010Publication date: December 30, 2010Applicant: W.C. HERAEUS GMBHInventors: Uwe Hortig, Verena Baier, Harald Manhardt, Oliver Warkentin, David Francis Lupton
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Publication number: 20100276646Abstract: A solid body of a metal alloy comprising less than 99% by weight of noble metal and more than 1% by weight of dispersion-strengthening metals is converted for production of a dispersion-strengthened platinum material by at least 90% oxidation of the dispersion-strengthening metals into a dispersion-strengthened platinum material. The dispersion-strengthened platinum material contains a noble metal component and a dispersion-strengthening agent, the proportion by mass of the noble metal component amounting to between 95 and 99% by weight and the noble metal component of platinum or a platinum alloy including at least 55% by weight Pt, 0 to 30% by weight Rh, 0 to 30% by weight Au, and 0 to 40% by weight Pd. The remaining proportion by mass of more than 1% by weight is a dispersion-strengthening agent, which contains at least one metal oxidized at least 90% by weight with oxygen, the metal being selected from the group of Ce, Zr, Sc, and Y.Type: ApplicationFiled: February 14, 2008Publication date: November 4, 2010Applicant: W.C. Heraeus GmbHInventors: Harald MANHARDT, Tanja ECKARDT, David Francis LUPTON
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Patent number: 7815849Abstract: An iridium alloy is produced having at least 85% by weight iridium, at least 0.005% by weight molybdenum, 0.001 to 0.6% by weight hafnium and, optionally, rhenium, the sum of molybdenum and hafnium being between 0.002 and 1.2% by weight. The iridium alloy is produced in a process, in which an IrMo and an IrHf master alloy, respectively, are created in an electric arc and immersed into an iridium melt, optionally together with Re.Type: GrantFiled: July 7, 2006Date of Patent: October 19, 2010Assignee: W.C. Heraeus GmbHInventors: Michael Koch, David Francis Lupton, Harald Manhardt, Tobias Mueller, Reinhold Weiland, Bernd Fischer
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Patent number: 7736752Abstract: A wire, strip or reshaped part is produced from an alloy based on platinum, palladium or a mixture of platinum and palladium and hardened by oxide dispersion. The wire, strip or reshaped part cross-section exhibits a peripheral zone in which at least one relatively easily volatilized oxide generator is depleted by at least 25%. In addition, a process is provided for production of such a wire, strip or reshaped part, in which a porous skin is produced thermally on the wire, strip or reshaped part, and the porous skin is compacted by conversion into a soft or impermeable skin.Type: GrantFiled: February 14, 2008Date of Patent: June 15, 2010Assignee: W.C. Heraeus GmbHInventors: Harald Manhardt, Carsten Mohr, David Francis Lupton
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Publication number: 20080295925Abstract: A wire, strip or reshaped part is produced from an alloy based on platinum, palladium or a mixture of platinum and palladium and hardened by oxide dispersion. The wire, strip or reshaped part cross-section exhibits a peripheral zone in which at least one relatively easily volatilized oxide generator is depleted by at least 25%. In addition, a process is provided for production of such a wire, strip or reshaped part, in which a porous skin is produced thermally on the wire, strip or reshaped part, and the porous skin is compacted by conversion into a soft or impermeable skin.Type: ApplicationFiled: February 14, 2008Publication date: December 4, 2008Applicant: W.C. Heraeus GmbHInventors: Harald MANHARDT, Carsten MOHR, David Francis LUPTON
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Publication number: 20080213123Abstract: The invention relates to an iridium alloy of at least 85% by weight iridium, at least 0.005% by weight molybdenum, 0.001 to 0.6% by weight hafnium and, if necessary, rhenium, the sum of molybdenum and hafnium being between 0.002 and 1.2% by weight, and to a process for the production of an iridium alloy, an IrMo and an IrHf master alloy, respectively, being produced in the electric arc and immersed into an iridium melt, if necessary together with Re.Type: ApplicationFiled: July 7, 2006Publication date: September 4, 2008Applicant: W.C. Heraeus GmbHInventors: Michael Koch, David Francis Lupton, Harald Manhardt, Tobias Mueller, Reinhold Weiland, Bernd Fischer
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Publication number: 20070007201Abstract: Packed bed reactors that have a series of alternating layers of packing. A first packing layer has open body packing elements randomly packed in a layer up to about 10 packing elements deep; and a second packing layer has porous support elements of hydrophobic foam. The porous support elements are randomly packed up to about 10 porous support elements deep. Further, the packing elements of the first layer include substantially cylindrical shapes and the porous support elements of the second layer include substantially rectilinear shapes. In some embodiments, the second layer supports microbial organisms in a biological reactor, and the first layer of open body packing provides fluid flow spaces to facilitate fluid flow and distribution, mass transfer, and to minimize channeling.Type: ApplicationFiled: July 6, 2006Publication date: January 11, 2007Inventor: Francis Lupton
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Publication number: 20060226081Abstract: A water purification system comprising a thermal hydrolysis catalytic reactor, an adsorbent media bed and a reverse osmosis unit is provided. The water purification system may provide potable water from non-potable water, such as non-potable water contaminated with chemical warfare agents, biological warfare agents, radioactive agents and/or Toxic Industrial Chemicals (TICs). Methods for providing potable water using the water purification system of the present invention are also provided.Type: ApplicationFiled: April 12, 2005Publication date: October 12, 2006Applicant: Honeywell International Inc.Inventors: Francis Lupton, Russ Johnson, Peter Michalakos, Michel Jonqueres