Patents by Inventor John P. Ferraris
John P. Ferraris 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: 10046284Abstract: In some aspects, the present disclosure provides a polymer composition which comprises two polymer molecules and a compatibilizing agent. In some embodiments, the polymer composition is useful for the preparation of membranes used in the separation of two or more gases. In some embodiments, the polymer composition comprises a polyimide polymer and a polybenzimidazole polymer which have been compatibilizing with a small molecule or a metal organic framework.Type: GrantFiled: March 11, 2016Date of Patent: August 14, 2018Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEMInventors: John P. Ferraris, Nimanka Panapitiya, Sumudu Wijenayake, Inga H. Musselman, Chamaal Karunaweera, Kenneth J. Balkus, Jr.
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Publication number: 20160263534Abstract: In some aspects, the present disclosure provides a polymer composition which comprises two polymer molecules and a compatibilizing agent. In some embodiments, the polymer composition is useful for the preparation of membranes used in the separation of two or more gases. In some embodiments, the polymer composition comprises a polyimide polymer and a polybenzimidazole polymer which have been compatibilizing with a small molecule or a metal organic framework.Type: ApplicationFiled: March 11, 2016Publication date: September 15, 2016Applicant: The Board of Regents of the University of Texas SystemInventors: John P. FERRARIS, Nimanka PANAPITIYA, Sumudu WIJENAYAKE, Inga H. MUSSELMAN, Chamaal Karunaweera, JR., Kenneth J. Balkus, JR.
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Patent number: 9331352Abstract: An aspect of the invention is directed to a polymer comprising a sulfonated perfluorocyclopentyl compound. Another aspect of the invention is directed to a sulfonated copolymer comprising one or more sulfonated polymers. A further aspect of the invention is directed to membranes prepared from the polymers of the claimed invention.Type: GrantFiled: July 20, 2013Date of Patent: May 3, 2016Assignee: The Board of Regents of the University of Texas SystemInventors: Dennis W. Smith, Jr., Daniel K. Dei, John P. Ferraris, Kenneth J. Balkus, Jr., Inga H. Musselman, Duck J. Yang, Grace Jones D. Kalaw, Babloo Sharma
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Publication number: 20140162173Abstract: An aspect of the invention is directed to a polymer comprising a sulfonated perfluorocyclopentyl compound. Another aspect of the invention is directed to a sulfonated copolymer comprising one or more sulfonated polymers. A further aspect of the invention is directed to membranes prepared from the polymers of the claimed invention.Type: ApplicationFiled: July 20, 2013Publication date: June 12, 2014Applicant: The Board of Regents of the University of Texas SystemInventors: Dennis W. Smith, JR., Daniel K. Dei, John P Ferraris, Kenneth J. Balkus, Inga H. Musselman, Duck J. Yang, Grace Jones D. Kalaw, Babloo Sharma
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Publication number: 20120189877Abstract: The claimed invention uses activated carbon fibers that incorporate porous carbon with a suitable pore size to maximize capacitance. The porous carbon material is prepared using a template, followed by incorporation into a matrix polymer and electrospinning of the mixture. Subsequent thermal treatments retain the fiber form, and a composite carbon fiber incorporating templated porous carbon is attained. The resulting electrode is binder free and 100% electrochemically active. Energy densities up to 41 Wh/kg in energy density 1.5 kW/kg in power density (electrode weight only) have been achieved.Type: ApplicationFiled: January 24, 2012Publication date: July 26, 2012Applicants: Solarno, Inc., The Board of Regents of the University of Texas SystemInventors: John P. Ferraris, Qiang Wu, Marilou E. Dela Cruz
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Patent number: 8096119Abstract: Fuel-powered actuators are described wherein actuation is a consequence of electrochemical processes, chemical processes, or combinations thereof. These fuel-powered actuators include artificial muscles and actuators in which actuation is non-mechanical. The actuators range from large actuators to microscopic and nanoscale devices.Type: GrantFiled: March 2, 2007Date of Patent: January 17, 2012Assignee: Board of Regents, The University of Texas SystemInventors: Ray H. Baughman, Von Howard Ebron, Zhiwei Yang, Daniel J. Seyer, Mikhail Kozlov, Jiyoung Oh, Hui Xie, Joselito Razal, John P. Ferraris, Alan G. MacDiarmid, Robin B. McConnell, legal representative, Gayle P. Gentile, legal representative, William Alexander Macaulay
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Patent number: 7938996Abstract: Process, apparatus, compositions and application modes are provided that relate to nanofiber spinning without the use of superacids in the spinning solution. The methods employ either acids or bases for a flocculation solution. The advances disclosed therein enable the use of nanofibers, including carbon nanotubes, for a variety of applications including, but not limited to, electromechanical actuators, supercapacitors, electronic textiles, and in devices for electrical energy harvesting.Type: GrantFiled: September 30, 2005Date of Patent: May 10, 2011Assignee: Board of Regents, The University of Texas SystemInventors: Ray H. Baughman, Mikhail Kozlov, Von Howard Ebron, Ryan Capps, John P. Ferraris
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Patent number: 7794833Abstract: Electrospun fibers comprising mesoporous molecular sieve materials are described. In an aspect of the invention, fibers are electrospun from a conducting solution to which a high voltage electric current is applied. The apparatus includes in one aspect one or more conducting solution introduction devices for providing a quantity of conducting solution, said conducting solution introduction devices being electrically charged thereby establishing an electric field between said conducting solution introduction devices and a target, and means for controlling the flow characteristics of conducting solution from said one or more conducting solution introduction devices.Type: GrantFiled: June 20, 2003Date of Patent: September 14, 2010Assignee: Board of Regents, The University of Texas SystemInventors: Kenneth J. Balkus, Jr., John P. Ferraris, Sudha Madhugiri, Ashley S. Scott
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Publication number: 20100167177Abstract: This invention relates to carbon nanofiber having a skin-core structure containing pitch and polyacrylonitrile, to a method of producing the carbon nanofiber, and to a product including the carbon nanofiber. The carbon nanofiber includes polyacrylonitrile and pitch having different properties respectively constituting a skin layer and/or a core layer, with a diameter of 1 ?m or less, and thus functions of the carbon nanofiber vary depending on change in composition thereof.Type: ApplicationFiled: April 8, 2009Publication date: July 1, 2010Applicants: INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY, BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEMInventors: Kap Seung Yang, Bo-Hye Hye Kim, John P. Ferraris, Marilou dela Cruz
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Publication number: 20090021106Abstract: Fuel-powered actuators are described wherein actuation is a consequence of electrochemical processes, chemical processes, or combinations thereof. These fuel-powered actuators include artificial muscles and actuators in which actuation is non-mechanical. The actuators range from large actuators to microscopic and nanoscale devices.Type: ApplicationFiled: March 2, 2007Publication date: January 22, 2009Applicant: Board of Regents, The University of Texas SystemInventors: Ray H. Baughman, Von Howard Ebron, Zhiwei Yang, Daniel J. Seyer, Mikhail Kozlov, Jiyoung Oh, Hui Xie, Joselito Razal, John P. Ferraris, Alan G. Macdiarmid, William Alexander Macaulay
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Patent number: 7390452Abstract: The invention is directed to an apparatus and methods for electrospinning composite fibers including polymeric material and mesoporous molecular sieve material. The methods include in one aspect electrospinning fibers from a conducting solution to which a high voltage electric current is applied. The apparatus includes in one aspect one or more conducting solution introduction devices for providing a quantity of conducting solution, the conducting solution introduction devices being electrically charged thereby establishing an electric field between the conduction solution introduction devices and a target, and means for controlling the flow characteristics of conducting solution from the conducting solution introduction devices.Type: GrantFiled: March 10, 2003Date of Patent: June 24, 2008Assignee: Board of Regents, The University of Texas SystemInventors: Kenneth J. Balkus, Jr., John P. Ferraris, Sudha Madhugiri
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Patent number: 7135241Abstract: Generally, and in one form, the present invention is a composition of light-emitting block copolymer. In another form, the present invention is a process producing a light-emitting block copolymers that intends polymerizing a first di(halo-methyl) aromatic monomer compound in the presence of an anionic initiator and a base to form a polymer and contacting a second di(halo-methyl) aromatic monomer compound with the polymer to form a homopolymer or block copolymer wherein the block copolymer is a diblock, triblock, or star polymer. In yet another form, the present invention is an electroluminescent device comprising a light-emitting block copolymer, wherein the electroluminescent device is to be used in the manufacturing of optical and electrical devices.Type: GrantFiled: May 24, 2002Date of Patent: November 14, 2006Assignee: Board of Regents, The University of Texas SystemInventors: John P. Ferraris, Jose J. Gutierrez
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Publication number: 20040137225Abstract: Electrospun fibers comprising mesoporous molecular sieve materials are described. In an aspect of the invention, fibers are electrospun from a conducting solution to which a high voltage electric current is applied. The apparatus includes in one aspect one or more conducting solution introduction devices for providing a quantity of conducting solution, said conducting solution introduction devices being electrically charged thereby establishing an electric field between said conducting solution introduction devices and a target, and means for controlling the flow characteristics of conducting solution from said one or more conducting solution introduction devices.Type: ApplicationFiled: June 20, 2003Publication date: July 15, 2004Inventors: Kenneth J. Balkus, John P. Ferraris, Sudha Madhugiri, Ashley S. Scott
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Publication number: 20030222246Abstract: Generally, and in one form, the present invention is a composition of light-emitting block copolymer. In another form, the present invention is a process producing a light-emitting block copolymers that intends polymerizing a first di(halo-methyl) aromatic monomer compound in the presence of an anionic initiator and a base to form a polymer and contacting a second di(halo-methyl) aromatic monomer compound with the polymer to form a homopolymer or block copolymer wherein the block copolymer is a diblock, triblock, or star polymer. In yet another form, the present invention is an electroluminescent device comprising a light-emitting block copolymer, wherein the electroluminescent device is to be used in the manufacturing of optical and electrical devices.Type: ApplicationFiled: May 24, 2002Publication date: December 4, 2003Inventors: John P. Ferraris, Jose J. Gutierrez
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Publication number: 20030168756Abstract: An apparatus and methods for electrospinning composite fibers comprising polymeric material and mesoporous molecular sieve material are described. The methods include in one aspect electrospinning fibers from a conducting solution to which a high voltage electric current is applied. The apparatus includes in one aspect one or more conducting solution introduction devices for providing a quantity of conducting solution, said conducting solution introduction devices being electrically charged thereby establishing an electric field between said conducting solution introduction devices and a target, and means for controlling the flow characteristics of conducting solution from said one or more conducting solution introduction devices.Type: ApplicationFiled: March 10, 2003Publication date: September 11, 2003Inventors: Kenneth J. Balkus, John P. Ferraris, Sudha Madhugiri
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Patent number: 6598966Abstract: The present invention includes an apparatus for and method of creating electrically modifiable images using a computer printer. In one embodiment, one or more ink reservoirs of a printer cartridge are filled with an electrochromic ink. The printer thus prepared can be used to print electrochromic patterns on a surface using standard ink application methods. In certain embodiments, more than one ink reservoir is filled with electrochromic ink. In these embodiments, separate reservoirs are filled with separate ink formulations so that the characteristics of the electrochromic pattern can be varied.Type: GrantFiled: April 11, 2002Date of Patent: July 29, 2003Assignee: Board of Regents, The University of Texas SystemInventors: John P. Ferraris, Thuc H. Dam, David Meeker
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Patent number: 6501587Abstract: The present invention comprises an apparatus for and method of creating electrically modifiable images using a computer printer. In one embodiment, one or more ink reservoirs of a printer cartridge are filled with an electrochromic ink. The printer thus prepared can be used to print electrochromic patterns on a surface using standard ink application methods. In certain embodiments, more than one ink reservoir is filled with electrochromic ink. In these embodiments, separate reservoirs are filled with separate ink formulations so that the characteristics of the electrochromic pattern can be varied.Type: GrantFiled: September 27, 2000Date of Patent: December 31, 2002Assignee: Board of Regents, The University of Texas SystemInventors: John P. Ferraris, Thuc H. Dam, David Meeker
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Publication number: 20020141033Abstract: The present invention comprises an apparatus for and method of creating electrically modifiable images using a computer printer. In one embodiment, one or more ink reservoirs of a printer cartridge are filled with an electrochromic ink. The printer thus prepared can be used to print electrochromic patterns on a surface using standard ink application methods. In certain embodiments, more than one ink reservoir is filled with electrochromic ink. In these embodiments, separate reservoirs are filled with separate ink formulations so that the characteristics of the electrochromic pattern can be varied.Type: ApplicationFiled: April 11, 2002Publication date: October 3, 2002Inventors: John P. Ferraris, Thuc H. Dam, David Meeker
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Patent number: 6426399Abstract: The present invention describes an improved method for the polymerization of &agr;,&agr;-dihalo-p-xylene's such as the &agr;,&agr;′-dihalo-2-methoxy-5-(2-ethylhexyloxy)-xylene's. The procedure for synthesis is based on the specific order of addition of reagents and the use of an anionic initiator that allows control of the molecular weight of the polymer. The molecular weight control allows processability of the polymer which is important for its utility in applications including in light-emitting-diodes, field effect transistors and photovoltaic devices.Type: GrantFiled: February 11, 2000Date of Patent: July 30, 2002Assignee: Board of Regents, The University of Texas SystemInventors: John P. Ferraris, Charles J. Neef
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Patent number: 5527640Abstract: A new class of electrochemical capacitors provides in its charged state a positive electrode including an active material of a p-doped material and a negative electrode including an active material of an n-doped conducting polymer, where the p-doped and n-doped materials are separated by an electrolyte. In a preferred embodiment, the positive and negative electrode active materials are selected from conducting polymers consisting of polythiophene, polymers having an aryl group attached in the 3-position, polymers having aryl and alkyl groups independently attached in the 3- and 4-positions, and polymers synthesized from bridged dimers having polythiophene as the backbone. A preferred electrolyte is a tetraalykyl ammonium salt, such as tetramethylammonium trifluoromethane sulphonate (TMATFMS), that provides small ions that are mobile through the active material, is soluble in acetonitrile, and can be used in a variety of capacitor configurations.Type: GrantFiled: September 14, 1994Date of Patent: June 18, 1996Assignee: The Regents of the University of California, Office of Technology TransferInventors: Andrew J. Rudge, John P. Ferraris, Shimshon Gottesfeld