Patents by Inventor Cameron Paul
Cameron Paul 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: 12350155Abstract: Methods and devices for transvascular prosthetic chordae tendinea implantation are disclosed. A catheter is advanced into the left atrium. From an atrium side, the catheter can be anchored to a superior surface of a mitral valve leaflet and a leaflet anchor can be advanced into the mitral valve leaflet to secure the mitral valve leaflet to a leaflet suture. A ventricular anchor is anchored to the wall of the ventricle to secure the ventricular wall to a ventricle suture. The leaflet suture and the ventricle suture may be tensioned and connected by a suture lock to form an artificial chordae.Type: GrantFiled: June 2, 2021Date of Patent: July 8, 2025Assignee: Pipeline Medical Technologies, Inc.Inventors: Cameron Paul Purcell, Gordon B. Bishop, Trung Ho Pham, Stephen R. McDaniel, Hien Ngoc Lam, Whittaker Ian Hamill, Katie Nicole Riojas
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Publication number: 20240375480Abstract: A method of operating a cooling system of a vehicle includes measuring a refrigerant pressure and a refrigerant temperature of a flow of refrigerant in a refrigerant circuit of the cooling system, estimating a relative humidity of a supply airflow across an evaporator of the refrigerant circuit utilizing the measured refrigerant pressure and the measured refrigerant temperature, and changing operation of one or more components of the refrigerant circuit as a result of the estimated relative humidity.Type: ApplicationFiled: May 8, 2023Publication date: November 14, 2024Inventors: Min Sun, David Eugene Edwards, Cameron Paul Smith, Rupesh Sonu Kakade
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Publication number: 20240366357Abstract: Vascular filters and deflectors and methods for filtering bodily fluids. A blood filtering assembly can capture embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature. A blood deflecting assembly can deflect embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature.Type: ApplicationFiled: July 16, 2024Publication date: November 7, 2024Applicant: Claret Medical, Inc.Inventors: Cameron Paul Purcell, Antony J. Fields, Whittaker Ian Hamill, Daniel Wayne Fifer, Philip Jon Haarstad, David John Blaeser
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Publication number: 20240328732Abstract: A thermal management system including a heat exchanger and an expansion valve. The expansion valve is in fluid communication with the heat exchanger to control flow of a first heat exchange medium to the heat exchanger. The expansion valve includes a valve inlet, a first valve outlet in fluid communication with a first inlet and first passageways of the heat exchanger, and a second valve outlet in fluid communication with a second inlet and second passageways of the heat exchanger. An actuator of the expansion valve is movable from a closed position to a first open position and a second open position.Type: ApplicationFiled: March 30, 2023Publication date: October 3, 2024Inventors: Cameron Paul SMITH, Tapan Gaurav DANGARWALA, Kyle HOLIHAN
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Patent number: 12097108Abstract: Vascular filters and deflectors and methods for filtering bodily fluids. A blood filtering assembly can capture embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature. A blood deflecting assembly can deflect embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature.Type: GrantFiled: December 6, 2021Date of Patent: September 24, 2024Assignee: Claret Medical, Inc.Inventors: Cameron Paul Purcell, Antony J. Fields, Whittaker Ian Hamill, Daniel Wayne Fifer
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Patent number: 12064332Abstract: Vascular filters and deflectors and methods for filtering bodily fluids. A blood filtering assembly can capture embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature. A blood deflecting assembly can deflect embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature.Type: GrantFiled: October 21, 2021Date of Patent: August 20, 2024Assignee: Claret Medical, Inc.Inventors: Cameron Paul Purcell, Antony J. Fields, Whittaker Ian Hamill, Daniel Wayne Fifer, Philip Jon Haarstad, David John Blaeser
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Publication number: 20240231428Abstract: Disclosed embodiments describe techniques for personal area network (PAN) enablement. PAIN connection uses an interconnection laminate substrate for connectivity of personal area network components. The interconnection laminate substrate may be flexible or rigid. In one preferred form of the invention, the interconnection laminate substrate is flexible. A plurality of personal area network components is provided. An interconnection laminate substrate is provided within a manufactured article (e.g., a soft good assembly), where the interconnection laminate substrate enables connectivity among the plurality of personal area network components, and where the interconnection laminate substrate comprises interconnection wiring encapsulated in at least one protective encapsulation layer, with the interconnection wiring being coupled to a plurality of exposed connectors.Type: ApplicationFiled: October 13, 2020Publication date: July 11, 2024Inventors: Brian Farrell, Cameron Paul Barron, Allan Neville, Richard Bernard Streeter, Verne Patterson
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Patent number: 12010229Abstract: Systems and methods for enforcing durability of second level encryption keys by a key management system (KMS) are provided. In embodiment, a method includes: receiving a first request to encrypt a first level key, the request including the first level key and a second level key identification associated with a stored encrypted second level key; determining that a durability check of the encrypted second level key is required based on the request; determining a durability status of the encrypted second level key by comparing actual storage of the encrypted second level key in one or more storage locations with predetermined storage rules for a durability level of the encrypted second level key, wherein the durability status indicates that the storage of the encrypted second level key complies with the durability level; and sending a notification regarding the durability status to the data storage service.Type: GrantFiled: May 25, 2021Date of Patent: June 11, 2024Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Vaijayanthimala K. Anand, Wesley Leggette, Akila Srinivasan, Bruno Henriques, Cameron Paul Kurotori
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Publication number: 20240134416Abstract: Disclosed embodiments describe techniques for personal area network (PAN) enablement. PAIN connection uses an interconnection laminate substrate for connectivity of personal area network components. The interconnection laminate substrate may be flexible or rigid. In one preferred form of the invention, the interconnection laminate substrate is flexible. A plurality of personal area network components is provided. An interconnection laminate substrate is provided within a manufactured article (e.g., a soft good assembly), where the interconnection laminate substrate enables connectivity among the plurality of personal area network components, and where the interconnection laminate substrate comprises interconnection wiring encapsulated in at least one protective encapsulation layer, with the interconnection wiring being coupled to a plurality of exposed connectors.Type: ApplicationFiled: October 12, 2020Publication date: April 25, 2024Inventors: Brian Farrell, Cameron Paul Barron, Allan Neville, Richard Bernard Streeter, Verner Patterson
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Patent number: 11933528Abstract: Methods and systems provided for determining a phase state and/or for determining a degree of subcooling in a fluid. An exemplary method for operating a refrigeration cycle includes flowing a refrigerant through a metering device and calculating a pressure differential of the refrigerant across the metering device. Further, the method includes determining whether the refrigerant is a saturated liquid based on the pressure differential. The method includes, when the refrigerant is not a saturated liquid, cooling the refrigerant upstream of the metering device.Type: GrantFiled: November 30, 2021Date of Patent: March 19, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS, LLCInventors: Neeraj S Shidore, Min Sun, Ryan D Hopper, Cameron Paul Smith
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Publication number: 20230404756Abstract: Methods and devices for transvascular prosthetic chordae tendinea implantation are disclosed. A catheter is advanced into the left atrium. From an atrium side, a leaflet connector carried by a distal end of the catheter can be anchored to a superior surface of a mitral valve leaflet. A needle is axially advanceable through the leaflet connector and through the leaflet. A leaflet anchor having a leaflet suture can be advanced out of the needle to secure the mitral valve leaflet to the leaflet suture. A ventricular anchor is anchored to the wall of the ventricle to secure the ventricular wall to a ventricle suture. The leaflet suture and the ventricle suture may be tensioned and connected by a suture lock to form an artificial chordae.Type: ApplicationFiled: May 23, 2023Publication date: December 21, 2023Inventors: Trung Ho Pham, Gordon B. Bishop, Erik Griswold, Stephen McDaniel, Cameron Paul Purcell
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Patent number: 11807074Abstract: A thermal management system for a vehicle includes a plurality of fluid flow circuits including a heating ventilation and air conditioning (HVAC) circuit circulating a flow of refrigerant therethrough and including an evaporator, a chiller heat exchanger, a first expansion valve located upstream of the evaporator, a second expansion valve located upstream of the chiller heat exchanger, and a heat exchanger located fluidly upstream of the expansion valves. A propulsion cooling circuit circulates a flow of coolant therethrough which is utilized to condition one or more propulsion components of the vehicle. The flow of coolant is directed through the heat exchanger, thus subcooling the flow of refrigerant. A controller is operably connected to one or more control points of the thermal management system and is configured to adjust the one or more control points to achieve a target amount of subcooling of the flow of refrigerant at the heat exchanger.Type: GrantFiled: December 20, 2021Date of Patent: November 7, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Michael H. Carlson, Kyle Holihan, Cameron Paul Smith, Anthony James Donatelli, Lawrence P. Ziehr
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Publication number: 20230225865Abstract: Methods and devices for transvascular prosthetic chordae tendinea implantation are disclosed. A catheter is advanced into the left atrium. From an atrium side, the catheter can be anchored to a superior surface of a mitral valve leaflet and a leaflet anchor can be advanced into the mitral valve leaflet to secure the mitral valve leaflet to a leaflet suture. A ventricular anchor is anchored to the wall of the ventricle to secure the ventricular wall to a ventricle suture. The leaflet suture and the ventricle suture may be tensioned and connected by a suture lock to form an artificial chordae.Type: ApplicationFiled: June 2, 2021Publication date: July 20, 2023Inventors: Cameron Paul Purcell, Gordon B. Bishop, Trung Ho Pham, Stephen R. McDaniel, Hien Ngoc Lam, Whittaker Ian Hamill, Katie Nicole Riojas
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Patent number: 11690719Abstract: Methods and devices for transvascular prosthetic chordae tendinea implantation are disclosed. A catheter is advanced into the left atrium. From an atrium side, a leaflet connector carried by a distal end of the catheter can be anchored to a superior surface of a mitral valve leaflet. A needle is axially advanceable through the leaflet connector and through the leaflet. A leaflet anchor having a leaflet suture can be advanced out of the needle to secure the mitral valve leaflet to the leaflet suture. A ventricular anchor is anchored to the wall of the ventricle to secure the ventricular wall to a ventricle suture. The leaflet suture and the ventricle suture may be tensioned and connected by a suture lock to form an artificial chordae.Type: GrantFiled: May 21, 2020Date of Patent: July 4, 2023Assignee: Pipeline Medical Technologies, Inc.Inventors: Trung Ho Pham, Gordon B. Bishop, Erik Griswold, Stephen McDaniel, Cameron Paul Purcell
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Patent number: 11685234Abstract: A control system includes a refrigerant recovery module and at least one of a valve control module and a compressor control module. The refrigerant recovery module is configured to generate a refrigerant recovery signal to initiate a recovery of refrigerant from a first heat exchanger of a thermal system for an electric vehicle, and to stop the refrigerant recovery based on a temperature of refrigerant circulating through the first heat exchanger. The valve control module is configured to open a first valve to allow refrigerant to flow through the first heat exchanger in response to the refrigerant recovery signal. The compressor control module is configured to increase a speed of a compressor disposed upstream from the first heat exchanger in response to the refrigerant recovery signal.Type: GrantFiled: July 14, 2021Date of Patent: June 27, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Devin C. Richardson, Cameron Paul Smith, Anthony James Donatelli, Nathan John English, Tanay Kalpej Patel
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Publication number: 20230191880Abstract: A thermal management system for a vehicle includes a plurality of fluid flow circuits including a heating ventilation and air conditioning (HVAC) circuit circulating a flow of refrigerant therethrough and including an evaporator, a chiller heat exchanger, a first expansion valve located upstream of the evaporator, a second expansion valve located upstream of the chiller heat exchanger, and a heat exchanger located fluidly upstream of the expansion valves. A propulsion cooling circuit circulates a flow of coolant therethrough which is utilized to condition one or more propulsion components of the vehicle. The flow of coolant is directed through the heat exchanger, thus subcooling the flow of refrigerant. A controller is operably connected to one or more control points of the thermal management system and is configured to adjust the one or more control points to achieve a target amount of subcooling of the flow of refrigerant at the heat exchanger.Type: ApplicationFiled: December 20, 2021Publication date: June 22, 2023Inventors: Michael H. Carlson, Kyle Holihan, Cameron Paul Smith, Anthony James Donatelli, Lawrence P. Ziehr
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Patent number: 11666441Abstract: Methods and devices for transvascular prosthetic chordae tendineae implantation are disclosed. A catheter is advanced into the left atrium. From an atrium side, a leaflet anchor having a leaflet suture is secured to the mitral valve leaflet. A ventricular anchor is anchored to the wall of the ventricle to secure the ventricular wall to a ventricle suture. The leaflet suture and the ventricle suture may be tensioned and connected by a suture lock to form an artificial chordae. The suture lock has a body with a suture path extending therethrough. A wall in the housing is movable to reduce the cross section of the suture path. A drive mechanism advances the movable wall to clamp sutures extending through the suture path, in response to rotation of a coupling on the housing.Type: GrantFiled: July 11, 2019Date of Patent: June 6, 2023Assignee: Pipeline Medical Technologies, Inc.Inventors: Stephen McDaniel, Gordon B. Bishop, Erik Griswold, Trung Ho Pham, Cameron Paul Purcell
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Publication number: 20230168014Abstract: Methods and systems provided for determining a phase state and/or for determining a degree of subcooling in a fluid. An exemplary method for operating a refrigeration cycle includes flowing a refrigerant through a metering device and calculating a pressure differential of the refrigerant across the metering device. Further, the method includes determining whether the refrigerant is a saturated liquid based on the pressure differential. The method includes, when the refrigerant is not a saturated liquid, cooling the refrigerant upstream of the metering device.Type: ApplicationFiled: November 30, 2021Publication date: June 1, 2023Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Neeraj S Shidore, Min Sun, Ryan D Hopper, Cameron Paul Smith
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Publication number: 20230047943Abstract: Vascular filters and deflectors and methods for filtering bodily fluids. A blood filtering assembly can capture embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature. A blood deflecting assembly can deflect embolic material dislodged or generated during an endovascular procedure to inhibit or prevent the material from entering the cerebral vasculature.Type: ApplicationFiled: October 17, 2022Publication date: February 16, 2023Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: CAMERON PAUL PURCELL, DANIEL WAYNE FIFER
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Publication number: 20230016257Abstract: A control system includes a refrigerant recovery module and at least one of a valve control module and a compressor control module. The refrigerant recovery module is configured to generate a refrigerant recovery signal to initiate a recovery of refrigerant from a first heat exchanger of a thermal system for an electric vehicle, and to stop the refrigerant recovery based on a temperature of refrigerant circulating through the first heat exchanger. The valve control module is configured to open a first valve to allow refrigerant to flow through the first heat exchanger in response to the refrigerant recovery signal. The compressor control module is configured to increase a speed of a compressor disposed upstream from the first heat exchanger in response to the refrigerant recovery signal.Type: ApplicationFiled: July 14, 2021Publication date: January 19, 2023Inventors: Devin C. RICHARDSON, Cameron Paul SMITH, Anthony James DONATELLI, Nathan John ENGLISH, Tanay Kalpej PATEL