Patents Assigned to FemtoDx
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Publication number: 20220011262Abstract: Systems and methods for detection of biological agents are generally described. Target biological agents may be detected by use of a sensor, which in some situations is a nanowire. An external electric field is applied in some embodiments to induce an electric dipole. The induced electric dipole is detected, allowing detection of the biological agent.Type: ApplicationFiled: August 17, 2020Publication date: January 13, 2022Applicant: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Publication number: 20210263025Abstract: Articles and systems for separating micro-sized analytes.Type: ApplicationFiled: February 19, 2021Publication date: August 26, 2021Applicant: FemtoDxInventors: Jiangang John Du, Robert DiNello, Pritiraj Mohanty
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Publication number: 20210255140Abstract: Some embodiments relate to a device with a fluidic stack that includes a filter, a fluidic block adjacent to the filter that includes a first channel through the fluidic block, a first layer adjacent to the fluidic block that includes at least a portion of a second channel that is in fluid communication with the first channel, and a sensor adjacent to the first layer and in fluid communication with the second channel. The device can include a fluid reservoir that includes one or more dimensions of the second channel and/or the sensor, and a reference electrode disposed within the fluid reservoir.Type: ApplicationFiled: January 27, 2021Publication date: August 19, 2021Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20210140906Abstract: The techniques relate to methods and apparatus for determining data indicative of a concentration of an analyte in a fluid. First data indicative of a first property measurement of a first sensor while in fluid communication with the fluid is accessed. Second data indicative of a second property measurement of a second sensor in fluid communication with the fluid is accessed. A set of one or more parameters related to the first sensor, the second sensor, or both are accessed. The data indicative of the concentration of the analyte in the fluid is determined based on the first property measurement, the second property measurement, and the set of one or more parameters.Type: ApplicationFiled: January 27, 2020Publication date: May 13, 2021Applicant: FemtoDxInventors: Sudhakar Pamarti, Shyamsunder Erramilli, Pritiraj Mohanty
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Publication number: 20200292578Abstract: Methods, systems and devices related to wafer level probing of electrical biosensors.Type: ApplicationFiled: October 16, 2019Publication date: September 17, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200271604Abstract: The techniques relate to methods and apparatus for conductance measurement. A device includes a fluid chamber, at least one sensor element configured to sense an analyte, wherein the at least one sensor element is in fluid communication with the fluid chamber, and a set of one or more electrodes in fluid communication with the fluid chamber for sensing a conductance of a fluid in the fluid chamber.Type: ApplicationFiled: January 27, 2020Publication date: August 27, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Patent number: 10746692Abstract: Systems and methods for detection of biological agents are generally described. Target biological agents may be detected by use of a sensor, which in some situations is a nanowire. An external electric field is applied in some embodiments to induce an electric dipole. The induced electric dipole is detected, allowing detection of the biological agent.Type: GrantFiled: July 22, 2015Date of Patent: August 18, 2020Assignee: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Publication number: 20200256828Abstract: The techniques relate to methods and apparatus for flow conductance measurement. A device includes a substrate, at least one set of a plurality of measurement electrodes disposed at least partially on a top surface of the substrate, and a fluid channel that extends along a direction such that a fluid introduced into the fluid channel flows along the direction, wherein the fluid channel is adjacent the top surface of the substrate, and the at least one set of the plurality of measurement electrodes are spaced along the direction of the fluid channel for determining a conductance of the fluid as the fluid flows through the fluid channel.Type: ApplicationFiled: January 27, 2020Publication date: August 13, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200254452Abstract: The techniques relate to methods and apparatus for sealed fluid chambers. The device includes a plurality of sensor chips, each sensor chip comprising a set of sensor elements, wherein each sensor element of the set of sensor elements is configured to sense an analyte, at least one fluid chamber comprising an inner portion proximate to, and in fluid communication with, at least one of the plurality of sensor chips, and a sealing member between the at least one fluid chamber and the at least one of the plurality of sensor chips.Type: ApplicationFiled: January 27, 2020Publication date: August 13, 2020Applicant: FemtoDxInventors: Shyamsunder Erramilli, Pritiraj Mohanty
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Publication number: 20200249198Abstract: The techniques relate to methods and apparatus for sensing an analyte. At least one sensor element is configured to sense an analyte, the at least one sensor element comprising a first portion and a second portion. A first current electrode is attached to the first portion and a second current electrode is attached to the second portion. A first measurement electrode is attached to the first portion and a second measurement electrode is attached to the second portion.Type: ApplicationFiled: January 27, 2020Publication date: August 6, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200246793Abstract: The techniques relate to methods and apparatus for electroosmotic flow. A device includes a fluid chamber, at least one sensor element configured to sense an analyte, wherein the at least one sensor element is in fluid communication with the fluid chamber, and a set of electroosmotic electrodes disposed for creating an electroosmotic flow of a fluid in the fluid chamber over the at least one sensor element.Type: ApplicationFiled: January 27, 2020Publication date: August 6, 2020Applicant: FemtoDxInventors: Shyamsunder Erramilli, Pritiraj Mohanty
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Publication number: 20200249187Abstract: The techniques relate to methods and apparatus for sealed fluid chambers. The device includes a sensor chip comprising a set of sensor elements at least partially disposed on a first side of a substrate, wherein each sensor element of the set of sensor elements is configured to sense an analyte and comprises an associated set of through silicon vias (TSVs), each TSV of the set of TSVs extending from an associated portion of the sensor element through the substrate to a second side of the substrate that is opposite the first side. The device includes a fluid chamber proximate to the first side of the substrate and comprising an inner portion in fluid communication with the set of sensor elements, and a sealing member between the fluid chamber and the first side of the substrate.Type: ApplicationFiled: January 27, 2020Publication date: August 6, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200249225Abstract: The techniques relate to methods and apparatus for sealed fluid chambers. The device includes a sensor chip comprising a set of sensor elements configured to sense an analyte, and the set of sensor elements comprise an associated set of electrodes extending along the surface of the substrate. The device includes a fluid chamber comprising an edge proximate to the surface of the substrate, the fluid chamber comprising an inner portion in fluid communication with the set of sensor elements, wherein at least one electrodes extends from the inner portion of the chamber across the edge of the chamber and outside of the fluid chamber. The device includes a sealing member between the edge of the fluid chamber and the surface of the substrate such that the sealing member is disposed over at least a portion of the electrode that extends across the edge of the fluid chamber.Type: ApplicationFiled: January 27, 2020Publication date: August 6, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200149094Abstract: Systems and methods for detecting a target species using a semiconductor nanosensor are generally described.Type: ApplicationFiled: August 12, 2019Publication date: May 14, 2020Applicant: FemtoDxInventors: Shyamsunder Erramilli, Pritiraj Mohanty
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Publication number: 20200088723Abstract: Semiconductor-based sensor devices and methods for detection of biological agents are described herein.Type: ApplicationFiled: December 5, 2018Publication date: March 19, 2020Applicant: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Publication number: 20200088675Abstract: Semiconductor-based sensor devices and methods for detection of biological agents are described herein.Type: ApplicationFiled: December 5, 2018Publication date: March 19, 2020Applicant: FemtoDxInventor: Pritiraj Mohanty
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Publication number: 20200080962Abstract: A semiconductor sensor-based near-patient diagnostic system and related methods.Type: ApplicationFiled: November 14, 2019Publication date: March 12, 2020Applicant: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Publication number: 20200080963Abstract: A semiconductor sensor-based near-patient diagnostic system and relatedType: ApplicationFiled: November 14, 2019Publication date: March 12, 2020Applicant: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Publication number: 20200080961Abstract: A semiconductor sensor-based near-patient diagnostic system and related methods.Type: ApplicationFiled: November 14, 2019Publication date: March 12, 2020Applicant: FemtoDxInventors: Pritiraj Mohanty, Shyamsunder Erramilli
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Patent number: 10378044Abstract: Systems and methods for detecting a target species using a semiconductor nanosensor are generally described.Type: GrantFiled: October 1, 2014Date of Patent: August 13, 2019Assignee: FemtoDxInventors: Shyamsunder Erramilli, Pritiraj Mohanty