Patents by Inventor Christopher J. Evans
Christopher J. Evans 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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Publication number: 20260097642Abstract: An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating assembly. A radiator is hingedly coupled to the frame assembly aft of the seating assembly. The radiator is pivotable between an operating configuration and an access configuration. In the operating configuration, the radiator has a forward tilted orientation in which a top of the radiator is positioned forward of a bottom of the radiator. In the access configuration, the radiator has an aftward tilted orientation in which the top of the radiator is positioned aftward of the bottom of the radiator.Type: ApplicationFiled: December 2, 2025Publication date: April 9, 2026Applicant: Arctic Cat Inc.Inventors: Brent Thomas Gilge, Christopher J. Evans, Charles Simenson
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Patent number: 12508895Abstract: An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating assembly. A radiator is hingedly coupled to the frame assembly aft of the seating assembly and is configured to pivot aftwardly from an operating configuration to an access configuration. In the operating configuration, the radiator has a forward tilted orientation in which a top of the radiator is positioned forward of a bottom of the radiator. In the access configuration, the radiator has a substantially vertical orientation or an aftward tilted orientation in which the top of the radiator is positioned aftward of the bottom of the radiator.Type: GrantFiled: May 5, 2023Date of Patent: December 30, 2025Assignee: Arctic Cat Inc.Inventors: Brent Thomas Gilge, Christopher J. Evans, Charles Simenson
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Publication number: 20250346322Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: ApplicationFiled: May 21, 2025Publication date: November 13, 2025Inventors: Derek Sorenson, Lucas Purcell, Ethan R. Klaphake, Jens T. Pearson, Brent Gilge, Chuck Simenson, Christopher J. Evans, Gayland Jensen, Todd MacDonald, Ira Johnson
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Patent number: 12330738Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: GrantFiled: November 18, 2021Date of Patent: June 17, 2025Assignee: Arctic Cat Inc.Inventors: Derek Sorenson, Lucas Purcell, Ethan R. Klaphake, Jens T. Pearson, Brent Gilge, Chuck Simenson, Christopher J. Evans, Gayland Jensen, Todd MacDonald, Ira Johnson
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Publication number: 20250042498Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: ApplicationFiled: August 13, 2024Publication date: February 6, 2025Inventors: Derek Sorenson, Brent Gilge, Chuck Simenson, Christopher J. Evans, Todd Ethan MacDonald
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Publication number: 20240367504Abstract: An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating assembly. A radiator is hingably coupled to the frame assembly aft of the seating assembly and is configured to pivot aftwardly from an operating configuration to an access configuration. In the operating configuration, the radiator has a forwardly tilted orientation in which a top of the radiator is positioned forward of a bottom of the radiator. In the access configuration, the radiator has a substantially vertical orientation or an aftwardly tilted orientation in which the top of the radiator is positioned aftward of the bottom of the radiator.Type: ApplicationFiled: May 5, 2023Publication date: November 7, 2024Applicant: Arctic Cat Inc.Inventors: Brent Thomas Gilge, Christopher J. Evans, Charles Simenson
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Patent number: 12084145Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: GrantFiled: May 16, 2022Date of Patent: September 10, 2024Assignee: Arctic Cat Inc.Inventors: Derek Sorenson, Brent Gilge, Chuck Simenson, Christopher J. Evans, Todd Ethan MacDonald
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Publication number: 20220348283Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: ApplicationFiled: May 16, 2022Publication date: November 3, 2022Inventors: Derek Sorenson, Lucas Purcell, Ethan R. Klaphake, Alexander Tiemann, Jacob Tyler Crosby, Jens T. Pearson, Brent Gilge, Matt Keller, Chuck Simenson, Christopher J. Evans, Erick Halvorson, Gayland Jensen, Todd Ethan MacDonald
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Publication number: 20220153380Abstract: Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.Type: ApplicationFiled: November 18, 2021Publication date: May 19, 2022Inventors: Derek Sorenson, Lucas Purcell, Ethan R. Klaphake, Alexander Tiemann, Jacob Tyler Crosby, Jens T. Pearson, Brent Gilge, Matt Keller, Chuck Simenson, Christopher J. Evans, Erick Halvorson, Gayland Jensen
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Patent number: 8456644Abstract: Deformations of a surface of a test object can be measured by attaching mirrors to a surface of a test object, each mirror having a reflective surface with a dimension and a radius of curvature smaller than those of the surface of the test object. Light is directed towards the mirrors and a reference surface, and interference patterns are generated using light reflected from the mirrors and the reference surface. Changes in the surface of the test object are determined based on the interference patterns.Type: GrantFiled: September 2, 2010Date of Patent: June 4, 2013Assignee: Zygo CorporationInventors: Christopher J. Evans, John Filhaber, Vivek G. Badami, Jan Liesener
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Publication number: 20110051147Abstract: Deformations of a surface of a test object can be measured by attaching mirrors to a surface of a test object, each mirror having a reflective surface with a dimension and a radius of curvature smaller than those of the surface of the test object. Light is directed towards the mirrors and a reference surface, and interference patterns are generated using light reflected from the mirrors and the reference surface. Changes in the surface of the test object are determined based on the interference patterns.Type: ApplicationFiled: September 2, 2010Publication date: March 3, 2011Inventors: Christopher J. Evans, John Filhaber, Vivek G. Badami, Jan Liesener
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Patent number: 7723071Abstract: Recombinant forms of isolated and purified delta opioid receptors and methods to screen for compounds interactive with delta opioid receptors are described.Type: GrantFiled: September 14, 2007Date of Patent: May 25, 2010Assignee: The Regents of the University of CaliforniaInventors: Christopher J. Evans, Duane E. Keith, Jr., Robert H. Edwards, Daniel Kaufman
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Publication number: 20080219925Abstract: Recombinant forms of isolated and purified delta opioid receptors and methods to screen for compounds interactive with delta opioid receptors are described.Type: ApplicationFiled: September 14, 2007Publication date: September 11, 2008Inventors: Christopher J. EVANS, Duane E. Keith, Robert H. Edwards, Daniel Kaufman
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Patent number: 7410765Abstract: The present invention provides methods and materials that can be used to detect, examine and exploit protease mediated protein expression. An illustrative embodiment of the invention is a polynucleotide encoding a polypeptide having a plurality of operatively linked elements comprising a polypeptide degradation signal that functions as a proteosome substrate; a polypeptide of interest having an observable activity; and a linker disposed between the polypeptide degradation signal and the polypeptide of interest. The linker comprises a protease recognition motif that is capable of being specifically recognized and cleaved by a protease. The activity of the polypeptide of interest is observed when the motif is specifically recognized and cleaved by the protease; and the activity of the polypeptide of interest is decreased or not observed when the motif is not specifically recognized and cleaved by the protease.Type: GrantFiled: November 17, 2005Date of Patent: August 12, 2008Assignee: The Regents of the University of CaliforniaInventors: Arnaud Lacoste, Christopher J. Evans
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Patent number: 7282563Abstract: Genes encoding opioid receptors (including opioid-like receptor (ORL) proteins) can be retrieved from vertebrate libraries using the murine probe disclosed herein under low-stringency conditions. The DNA sequence shown in FIG. 5 or its complement can be used to obtain the human delta, kappa and mu genes as well as the murine mu gene and human ORL-1. The probe provided encodes the murine delta opioid receptor.Type: GrantFiled: November 7, 2002Date of Patent: October 16, 2007Assignee: The Regents of the University of CaliforniaInventors: Christopher J. Evans, Duane E. Keith, Jr., Robert H. Edwards, Daniel Kaufman
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Patent number: 7073485Abstract: An engine management system for an internal combustion engine, which has at least one cylinder pressure sensor and at least one engine actuator, includes a data processor arranged to receive and process cylinder pressure data from the cylinder pressure sensor and the actuator controller arranged to control the actuator to optimize engine performance based on the processed data, in which the cylinder pressure data is obtained during a performance optimized engine cycle or cycles. The processor processes the data to construct a cylinder pressure variation function for the engine cycle or cycles and derive control data therefrom for the actuator controller.Type: GrantFiled: May 21, 2002Date of Patent: July 11, 2006Assignee: Ricardo UK LimitedInventors: Anthony J. Truscott, Andrew D. Noble, Ashu Akoachere, Christopher J. Evans, Philippe J. F. Moulin, Daniel J. Bowker
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Publication number: 20030124672Abstract: Genes encoding opioid receptors (including opioid-like receptor (ORL) proteins) can be retrieved from vertebrate libraries using the murine probe disclosed herein under low-stringency conditions. The DNA sequence shown in FIG. 5 or its complement can be used to obtain the human delta, kappa and mu genes as well as the murine mu gene and human ORL-1. The probe provided encodes the murine delta opioid receptor.Type: ApplicationFiled: November 7, 2002Publication date: July 3, 2003Inventors: Christopher J. Evans, Duane E. Keith, Robert H. Edwards, Daniel Kaufman
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Patent number: 6432652Abstract: Genes encoding opioid receptors (including opioid-like receptor (ORL) proteins) can be retrieved from vertebrate libraries using the murine probe disclosed herein under low-stringency conditions. The DNA sequence shown in FIG. 5 or its complement can be used to obtain the human delta, kappa and mu genes as well as the murine mu gene and human ORL-1. The probe provided encodes the murine delta opioid receptor.Type: GrantFiled: March 14, 1995Date of Patent: August 13, 2002Assignee: The Regents of the University of CaliforniaInventors: Christopher J. Evans, Duane E. Keith, Jr., Robert H. Edwards, Daniel Kaufman
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Publication number: 20020061554Abstract: Genes encoding opioid receptors (including opioid-like receptor (ORL) proteins) can be retrieved from vertebrate libraries using the murine probe disclosed herein under low-stringency conditions. The DNA sequence shown in FIG. 5 or its complement can be used to obtain the human delta, kappa and mu genes as well as the murine mu gene and human ORL-1. The probe provided encodes the murine delta opioid receptor.Type: ApplicationFiled: March 29, 2001Publication date: May 23, 2002Inventors: Christopher J. Evans, Duane E. Keith, Robert H. Edwards, Daniel Kaufman
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Patent number: 6265563Abstract: Genes encoding opioid receptors can be retrieved from vertebrate libraries using the murine probe disclosed herein under low-stringency conditions. The DNA sequence shown in FIG. 5 or its complement can be used to obtain the human delta, kappa and mu genes as well as the murine mu gene. The probe provided encodes the murine delta opioid receptor.Type: GrantFiled: February 13, 1995Date of Patent: July 24, 2001Assignee: The Regents of the University of CaliforniaInventors: Christopher J. Evans, Duane E. Keith, Robert H. Edwards, Daniel Kaufman