Patents by Inventor Timothy M. Swager
Timothy M. Swager 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: 10620143Abstract: A sensor including a fluorinated receptor can be used to identify an analyte through shift in 19F NMR resonance of the receptor when the receptor interacts with the analyte.Type: GrantFiled: July 15, 2015Date of Patent: April 14, 2020Assignee: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Yanchuan Zhao, Lily Chen
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Patent number: 10545093Abstract: A detector can detect an analyte including a carbon-carbon multiple bond moiety and capable of undergoing Diels-Alder reaction with a heteroaromatic compound having an extrudable group. The detector can detect, differentiate, and quantify ethylene.Type: GrantFiled: April 4, 2014Date of Patent: January 28, 2020Assignee: MASSACHUSETTS INSTITUTE OF TECHNOLOGYInventors: Timothy M. Swager, Joseph M. Azzarelli, Kathleen R. White
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Publication number: 20190388849Abstract: Embodiments described herein may be useful for optofluidic devices. For example, optofluidic devices using dynamic fluid lens materials represent an ideal platform to create versatile, reconfigurable, refractive optical components. For example, the articles described herein may be useful as fluidic tunable compound micro-lenses. Such compound micro-lenses may be composed of two or more components (e.g., two or more inner phases) that form stable bi-phase emulsion droplets in outer phases (e.g., aqueous media). In some embodiments, the articles described herein may be useful as light emitting droplets. Advantageously, the plurality of droplets may be configured such that light rays may modified (e.g., via stimulation of the droplets, exposure to an analyte such as a pathogen) to have a detectable emission intensity and/or angle of maximum emission intensity under a particular set of conditions.Type: ApplicationFiled: May 17, 2019Publication date: December 26, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Sara N. Nagelberg, Mathias Kolle, Lukas Zeininger, Kent Harvey, Myles Herbert
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Publication number: 20190375887Abstract: Porous compositions such as flexible polymers with side chain porosity are generally provided. In some embodiments, the composition comprises a flexible polymer backbone and a plurality of rigid side chains. In some embodiments, the rigid side chains form pores. In some embodiments, the rigid side chains may comprise two or more [2.2.2] bicyclic cores (e.g., formed by a ring opening metathesis polymerization. The compounds and methods described herein may be useful in various applications including, for example, gas separation.Type: ApplicationFiled: June 7, 2019Publication date: December 12, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Yuan He, Zachary Smith, Sharon Lin, Francesco Maria Benedetti
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Patent number: 10475601Abstract: Devices comprising at least two electrodes with a layer disposed therebetween are disclosed. In some embodiments, the layer disposed therebetween may be an insulator. In some embodiments, the layer may be capable of being deformed. Deforming the layer may cause a change in one or more materials properties of the device, such as the electrical properties and/or the optical properties of the device.Type: GrantFiled: November 9, 2016Date of Patent: November 12, 2019Assignee: Massachusetts Institute of TechnologyInventors: Jeffrey H. Lang, Timothy M. Swager, Vladimir Bulovic, Farnaz Niroui, Ellen Sletten
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Publication number: 20190337806Abstract: Embodiments described herein generally relate to compositions including discrete nanostructures (e.g., nanostructures including a functionalized graphene layer and a core species bound to the functionalized graphene layer), and related articles and methods. A composition may have a coefficient of friction of less than or equal to 0.02. Discrete nanostructures may have a substantially non-planar configuration. A core species may reversibly covalently bind a first portion of a functionalized graphene layer to a second portion of the functionalized graphene layer. Articles, e.g., articles including a plurality of discrete nanostructures and a means for depositing the plurality of discrete nanostructures on a surface, are also provided. Methods (e.g., methods of forming a layer) are also provided, including depositing a composition onto a substrate surface and/or applying a mechanical force to the composition, e.g., such that the composition exhibits a coefficient of friction of less than or equal to 0.02.Type: ApplicationFiled: May 2, 2019Publication date: November 7, 2019Applicant: Massachusetts Institute of TechnologyInventors: Ian W. Hunter, Timothy M. Swager, Intak Jeon, Gee Hoon Park, Pan Wang
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Patent number: 10466218Abstract: A sensor can include a conductive region in electrical communication with at least two electrodes, the conductive region including a conductive material and an alkene-interacting metal complex.Type: GrantFiled: March 2, 2015Date of Patent: November 5, 2019Assignee: MASSACHUSETTS INSTITUTE OF TECHNOLOGYInventors: Timothy M. Swager, Sophie Liu, Graham Sazama, Alexander R. Petty, Jan M. Schnorr
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Publication number: 20190285757Abstract: Compositions, devices, and methods for determining ionizing radiation are generally described.Type: ApplicationFiled: March 19, 2019Publication date: September 19, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Maggie He, Lukas Zeininger
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Publication number: 20190212333Abstract: Embodiments described herein may be useful in the detection of analytes. The systems and methods may allow for a relatively simple and rapid way for detecting analytes such as chemical and/or biological analytes and may be useful in numerous applications including sensing, food manufacturing, medical diagnostics, performance materials, dynamic lenses, water monitoring, environmental monitoring, detection of proteins, detection of DNA, among other applications. For example, the systems and methods described herein may be used for determining the presence of a contaminant such as bacteria (e.g., detecting pathogenic bacteria in food and water samples which helps to prevent widespread infection, illness, and even death). Advantageously, the systems and methods described herein may not have the drawbacks in current detection technologies including, for example, relatively high costs, long enrichment steps and analysis times, and/or the need for extensive user training.Type: ApplicationFiled: August 27, 2018Publication date: July 11, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Qifan Zhang, Suchol Savagatrup
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Publication number: 20190184356Abstract: The present invention generally relates to compositions and methods for forming droplets and/or emulsions. In some embodiments, the compositions and methods comprise two or more components miscible at a first temperature and immiscible at a second temperature, dispersed in an outer phase.Type: ApplicationFiled: February 25, 2019Publication date: June 20, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Edmundo Daniel Blankschtein, Lauren Dell Zarzar, Vishnu Sresht, Ellen Sletten, Julia Ann Kalow
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Publication number: 20190170737Abstract: Embodiments described herein may be useful in the detection of analytes. The systems and methods may allow for a relatively simple and rapid way for detecting analytes such as chemical and/or biological analytes and may be useful in numerous applications including sensing, food manufacturing, medical diagnostics, performance materials, dynamic lenses, water monitoring, environmental monitoring, detection of proteins, detection of DNA, among other applications. For example, the systems and methods described herein may be used for determining the presence of a contaminant such as bacteria (e.g., detecting pathogenic bacteria in food and water samples which helps to prevent widespread infection, illness, and even death). Advantageously, the systems and methods described herein may not have the drawbacks in current detection technologies including, for example, relatively high costs, long enrichment steps and analysis times, and/or the need for extensive user training.Type: ApplicationFiled: November 27, 2018Publication date: June 6, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Hadley Sikes Johnson, Qifan Zhang, Eric Alexander Miller, Lukas Zeininger, Ki-Joo Sung, Kosuke Yoshinaga
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Publication number: 20190170736Abstract: Embodiments described herein may be useful in the detection of analytes. The systems and methods may allow for a relatively simple and rapid way for detecting analytes such as chemical and/or biological analytes and may be useful in numerous applications including sensing, food manufacturing, medical diagnostics, performance materials, dynamic lenses, water monitoring, environmental monitoring, detection of proteins, detection of DNA, among other applications. For example, the systems and methods described herein may be used for determining the presence of a contaminant such as bacteria (e.g., detecting pathogenic bacteria in food and water samples which helps to prevent widespread infection, illness, and even death). Advantageously, the systems and methods described herein may not have the drawbacks in current detection technologies including, for example, relatively high costs, long enrichment steps and analysis times, and/or the need for extensive user training.Type: ApplicationFiled: November 27, 2018Publication date: June 6, 2019Applicant: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Qifan Zhang
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Publication number: 20190135637Abstract: Carbon-based materials, and associated methods and articles, are generally provided. In some embodiments, a carbon-based material comprises a carbon-based portion and a functional group bonded to the carbon-based portion. The functional group may be capable of forming a reversible covalent bond with a species. Carbon may make up greater than or equal to 30 wt % of the carbon-based portion. The carbon-based portion may comprise graphene, and a ratio of a total number of functional groups in a plurality of functional groups bonded to the graphene to a total number of carbon atoms in the plurality of carbon atoms of the graphene may be greater than or equal to 1:50. The carbon-based portion may comprise graphene, and greater than or equal to 70% of the graphene sheets may be spaced apart from their nearest neighbors by a distance of greater than or equal to 10 ?. A method may comprise applying a voltage to a carbon-based material.Type: ApplicationFiled: November 6, 2018Publication date: May 9, 2019Applicant: Massachusetts Institute of TechnologyInventors: Intak Jeon, Timothy M. Swager
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Patent number: 10252231Abstract: The present invention generally relates to compositions and methods for forming droplets and/or emulsions. In some embodiments, the compositions and methods comprise two or more components miscible at a first temperature and immiscible at a second temperature, dispersed in an outer phase.Type: GrantFiled: October 30, 2015Date of Patent: April 9, 2019Assignee: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Edmundo Daniel Blankschtein, Lauren Dell Zarzar, Vishnu Sresht, Ellen Sletten, Julia Ann Kalow
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Publication number: 20190086360Abstract: A sensor can include a redox-active complex. The sensor can be voltage sensitive.Type: ApplicationFiled: September 14, 2018Publication date: March 21, 2019Applicants: MASSACHUSETTS INSTITUTE OF TECHNOLOGY, KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Timothy M. Swager, Suchol Savagatrup, Vera Schroder, Maggie He, Sibo Lin, Xi-Xiang Zhang, Khaled N. Salama
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Patent number: 10236450Abstract: Embodiments described herein relate to compositions including bridged bicyclic compounds such as iptycene-based structures and extended iptycene structures. In some embodiments, the compositions may be useful in organic light-emitting diodes (OLEDs), organic photovoltaics, and other devices.Type: GrantFiled: March 23, 2016Date of Patent: March 19, 2019Assignee: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Troy Andrew Van Voorhis, Marc A. Baldo, Tony Wu, Katsuaki Kawasumi, Tianyu Zhu
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Publication number: 20190031832Abstract: Disclosed are cross-linked polymers comprising a monomer, a cross-linker, and a sulfur moiety in the polymer backbone. Methods of making cross-linked polymers comprising a monomer, a cross-linker, and a sulfur moieity in the polymer backbone are disclosed. A metal complex, comprising a cross-linked polymer chelated to a toxic heavy metal atom or ion is disclosed. The disclosure provides a method of toxic heavy metal remediation using the cross-linked polymers. Also provided are articles and coatings comprising the disclosed cross-linked polymers.Type: ApplicationFiled: July 24, 2018Publication date: January 31, 2019Inventors: Timothy M. Swager, Wen J. Ong
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Patent number: 10160715Abstract: Methods for mechanochemically synthesizing compositions comprising bridged bicyclic-based compounds such as iptycene-based compounds are generally provided. In some cases, two or more polycyclic aromatic hydrocarbons may be mechanochemically reacted such that the product comprises the bridged bicyclic-based compound. In some embodiments, the product (e.g., the bridged bicyclic compound) may comprise two or more [2.2.2] bicyclic cores. In certain embodiments, the mechanochemical reactions described herein may produce higher order bridged bicyclic-based compounds such as oligoiptcyenes or poly-iptycenes. In certain embodiments, the bridged bicyclic based compound comprises a molecular cage.Type: GrantFiled: August 26, 2016Date of Patent: December 25, 2018Assignee: Massachusetts Institute of TechnologyInventors: Timothy M. Swager, Yanchuan Zhao, Silvia Veleirinho de Oliveira Rocha
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Publication number: 20180330897Abstract: Devices comprising at least two electrodes with a layer disposed therebetween are disclosed. In some embodiments, the layer disposed therebetween may be an insulator. In some embodiments, the layer may be capable of being deformed. Deforming the layer may cause a change in one or more materials properties of the device, such as the electrical properties and/or the optical properties of the device.Type: ApplicationFiled: November 9, 2016Publication date: November 15, 2018Applicant: Massachusetts Institute of TechnologyInventors: Jeffrey H. Lang, Timothy M. Swager, Vladimir Bulovic, Farnaz Niroui, Ellen Sletten
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Patent number: 10082016Abstract: A composition for stabilizing dispersed particles in an ionically charged solution is disclosed. The composition includes a carbonaceous substrate, the carbonaceous substrate operable to undergo a grafting-to approach for functionalization. The composition also includes a covalently bound stabilizing polymer, the covalently bound stabilizing polymer operable to be prepared as a diazonium salt for grafting to the carbonaceous substrate and a plurality of positively and negatively charged subgroups, the plurality of positively and negatively charged subgroups positioned within the covalently bound stabilizing polymer, where the plurality of positively and negatively charged subgroups are operable to stabilize the dispersed particles amongst positively and negatively charged ions within the ionically charged solution.Type: GrantFiled: June 1, 2016Date of Patent: September 25, 2018Assignee: Saudi Arabian Oil CompanyInventors: Carlos A. Zuniga, John B. Goods, Jason R. Cox, Timothy M. Swager