Patents Assigned to National Research Council of Canada
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Patent number: 11837681Abstract: An avalanche photodiode with a diffused junction and the method for its fabrication are disclosed. The method comprising forming, on a substrate, a first high-doped region and a low-doped region; performing selective area growth (SAG) with in-situ etchant on the low-doped region to grow a SAG structure; and diffusing through the SAG structure to form a second high-doped region in the low-doped region.Type: GrantFiled: December 9, 2019Date of Patent: December 5, 2023Assignee: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Oliver Pitts, Omid Salehzadeh Einabad
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Patent number: 11819021Abstract: Novel activators of the APC complex and methods and uses of these activators are provided. In particular, the activators are used for increasing resistance to stress and/or increasing lifespan in a plant or mammalian cell, in a plant or mammalian embryo or in a plant or subject. The activators are also used for treating cancer in a subject.Type: GrantFiled: April 4, 2018Date of Patent: November 21, 2023Assignee: University of Saskatchewan & National Research Council of CanadaInventors: Troy Harkness, Terra Gayle Arnason, Pankaj Bhowmik
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Patent number: 11820975Abstract: An in vitro population of human brain endothelial cells (hBECs) expressing claudin-5, occludin, ZO-1 and GLUT-1 and expressing one or more of FZD7, WNT7A, WNT7B, APCDD1, STRA6 and ZO-3 is provided. A blood brain barrier (BBB) comprising the hBECs and use of the BBB for analyzing permeability characteristics of a test agent are provided.Type: GrantFiled: December 9, 2015Date of Patent: November 21, 2023Assignee: National Research Council of CanadaInventors: Mahmud Bani, Danica Stanimirovic, Maria Ribecco-Lutkiewicz
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Publication number: 20230357566Abstract: Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using compositions comprising a polymer matrix comprising a first polymer material and a second polymer material that are immiscible with each other, and a plurality of piezoelectric particles located in at least a portion of the polymer matrix. The piezoelectric particles may remain substantially non-agglomerated when combined with the polymer matrix. The compositions may define an extrudable material that is a composite having a form factor such as a composite filament, a composite pellet, a composite powder, or a composite paste. Additive manufacturing processes using the compositions may comprise forming a printed part by depositing the compositions layer-by-layer.Type: ApplicationFiled: March 22, 2022Publication date: November 9, 2023Applicants: XEROX CORPORATION, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Sarah J. VELLA, Alexandros VASILEIOU, Yujie ZHU, Edward G. ZWARTZ, Chantal PAQUET, Silvio E. KRUGER, Mohammad RAFIEE, Yujie ZHANG, Thomas LACELLE, Derek ARANGUREN VAN EGMOND, Claudie ROY
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Publication number: 20230361637Abstract: An electrical machine, which may be a motor and/or a generator has a rotor mounted to rotate about an axis. A plurality of magnetic poles are spaced circumferentially around the rotor in the bore. The rotor comprises a shell shaped to provide a toroidal bore centered on the axis. A slit extends circumferentially around the rotor. The slit penetrates through the shell into the bore. The electrical machine also includes a stator that is supported in the bore by one or more supports extending through the slit of the rotor. The stator carries plural windings that are spaced apart around the bore.Type: ApplicationFiled: September 16, 2021Publication date: November 9, 2023Applicant: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Maged IBRAHIM, Fabrice BERNIER, Jean-Michel LAMARRE
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Patent number: 11795190Abstract: Heptose-1-monophosphate-7-derivatives are modifiable immunomodulators that can be used to prepare clinically active conjugate compounds. Such conjugate compounds are useful in modulating an immune response in a subject.Type: GrantFiled: December 29, 2018Date of Patent: October 24, 2023Assignees: NATIONAL RESEARCH COUNCIL OF CANADA, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Janelle Sauvageau, Andrew Cox, Xinyi Guo, Scott Gray-Owen
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Publication number: 20230331788Abstract: An expression system and process for the production of Diphtheria toxin polypeptides or mutated forms thereof, such as the toxoid CRM197 polypeptide, in genetically-modified E. coli with high yield is described. The system and process is based on the uncoupling of biomass growth from recombinant protein induction, i.e. using an inducer of protein production that cannot be used as a carbon source for growth by the bacteria. The use of specific components and conditions that improve protein yields are also described.Type: ApplicationFiled: May 30, 2023Publication date: October 19, 2023Applicant: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Luke MASSON, Melanie ARBOUR, Marie-Anne GAURIAT
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Patent number: 11753485Abstract: The present application relates to polymer microparticle-metal nanoparticle composites, to methods of preparing polymer microparticle-metal nanoparticle composites and to uses of such composites. The methods comprise introducing into a microfluidic device, a composition comprising: a cationic metal nanoparticle precursor; a polymer microparticle precursor that comprises a plurality of photopolymerizable groups; and a photoreducer-photoinitiator; then irradiating the composition under conditions to simultaneously reduce the cationic metal and polymerize the photopolymerizable groups to obtain the composite.Type: GrantFiled: September 25, 2018Date of Patent: September 12, 2023Assignee: National Research Council of CanadaInventors: Lidija Malic, Xuefeng Zhang, Keith Morton, Teodor Veres
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Publication number: 20230282880Abstract: An electrochemical device is disclosed, which may include an anode, a cathode, and a molded electrolyte composition disposed between the anode and the cathode. Implementations of the electrochemical device may include where the cathode and/or the anode are disposed in a stacked geometry. The electrolyte composition may include a gel polymer electrolyte, which can include a hydrogel of a copolymer and a salt dispersed in the hydrogel of a copolymer. The electrolyte composition may alternatively include a crosslinker or a photoinitiator.Type: ApplicationFiled: March 1, 2022Publication date: September 7, 2023Applicants: XEROX CORPORATION, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Naveen CHOPRA, Gregory McGUIRE, Nan-Xing HU, Alexis LAFORGUE, Robert BLACK
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Patent number: 11749558Abstract: A method for treating a wafer is provided with a portion of a semiconductor layer is selectively removed from the wafer so as to create an inactive region of the wafer surrounding a first active region of the wafer. The inactive region of the wafer has an exposed portion of an insulator layer, but none of the semiconductor layer. The first active region of the wafer includes a first portion of the semiconductor layer and a first portion of the insulator layer. At least one conductor is formed in contact with the first portion of the semiconductor layer, such that the conductor and the first portion of the semiconductor layer form a portion of an electrical circuit. The first active region of the wafer is selectively treated to remove a native oxide layer from the first portion of the semiconductor layer. A resulting wafer is also disclosed.Type: GrantFiled: December 13, 2021Date of Patent: September 5, 2023Assignees: Quantum Silicon Inc., The Governors of the University of Alberta, National Research Council of CanadaInventors: Bruno Vieira Da Cunha Martins, Robert A. Wolkow, Marco Taucer, Jason Pitters
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Patent number: 11744884Abstract: The present invention provides compositions and methods of inducing an immune response in a subject in need thereof, comprising administering to the subject an immunologically-effective amount of a live Salmonella Typhi vector comprising a heterologous antigen from a pathogen, wherein the heterologous antigen comprises an outer membrane protein, an antigenic fragment thereof or a variant thereof, wherein the antigen is delivered to a mucosal tissue of the subject by an outer membrane vesicle.Type: GrantFiled: May 15, 2018Date of Patent: September 5, 2023Assignees: UNIVERSITY OF MARYLAND, BALTIMORE, NATIONAL RESEARCH COUNCIL OF CANADAInventors: James E. Galen, Thanh Pham, Dacie R. Bridge, Jin Yuan Wang, Wangxue Chen
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Patent number: 11744924Abstract: A stretchable multiple-layer nanocomposite material is provided and includes at least a nanocomposite material layer comprising a network of nanotubes modified with an elastomeric polymer; and at least one additional layer laminated with the nanocomposite material layer. The number of nanocomposite layers and additional layers, the nature and composition thereof, may be varied in a surface direction and/or a thickness direction so as to provide tailored mechanical and physico-chemical properties to a resulting skin that can be used to produce morphing or deployable structures.Type: GrantFiled: May 14, 2018Date of Patent: September 5, 2023Assignee: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Behnam Ashrafi, Michael Jakubinek, Kurtis Laqua, Yadienka Martinez-Rubi, Benoit Simard
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Patent number: 11739154Abstract: AXL-specific antibodies and uses therefor are described, including monoclonal and single domain antibodies. Such antibodies bind to cell surface expressed human AXL at an epitope in an immunoglobulin-like (IgL) domain of the AXL ectodomain. The antibody may be used in an antibody-drug conjugate (ADC), for example in the treatment, detection or staging of cancer. The antibody may be biparatopic.Type: GrantFiled: September 10, 2018Date of Patent: August 29, 2023Assignee: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Kevin Henry, Maria Luz Jaramillo, Colin Roger Mackenzie, Anne Marcil
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Patent number: 11738075Abstract: There are provided compositions and methods for lyophilization and/or storage of live vaccine strains of Francisella tularensis. More specifically, there are provided lyophilization media and uses thereof for the preparation and long-term storage of Francisella tularensis vaccines.Type: GrantFiled: March 20, 2019Date of Patent: August 29, 2023Assignee: NATIONAL RESEARCH COUNCIL OF CANADAInventors: Joseph Wayne Conlan, Kevan McRae
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Publication number: 20230257424Abstract: A brain-penetrating composition of amyloid-ß binding peptide is disclosed. This may be useful in the treatment of Alzheimer's disease, for example as a bifunctional molecule, comprising a blood-brain barrier crossing antibody and an amyloid-ß targeting peptide linked via an Fc fragment that is able to transmigrate across the blood-brain barrier into the brain, and compositions comprising same. Methods of using this composition for treating Alzheimer's disease are disclosed.Type: ApplicationFiled: July 31, 2018Publication date: August 17, 2023Applicant: National Research Council of CanadaInventors: Balu Chakravarthy, Danica Stanimirovic, Yves Durocher
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Patent number: 11702456Abstract: An expression system and process for the production of Diphtheria toxin polypeptides or mutated forms thereof, such as the toxoid CRM197 polypeptide, in genetically-modified E. coli with high yield is described. The system and process is based on the uncoupling of biomass growth from recombinant protein induction, i.e. using an inducer of protein production that cannot be used as a carbon source for growth by the bacteria. The use of specific components and conditions that improve protein yields are also described.Type: GrantFiled: August 16, 2018Date of Patent: July 18, 2023Assignee: National Research Council of CanadaInventors: Luke Masson, Melanie Arbour, Marie-Anne Gauriat
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Patent number: 11702466Abstract: A brain-penetrating composition of amyloid-ß binding peptide is disclosed. This may be useful in the treatment of Alzheimer's disease, for example as a bifunctional molecule, comprising a blood-brain barrier crossing antibody and an amyloid-ß targeting peptide linked via an Fc fragment that is able to transmigrate across the blood-brain barrier into the brain, and compositions comprising same. Methods of using this composition for treating Alzheimer's disease are disclosed.Type: GrantFiled: January 30, 2018Date of Patent: July 18, 2023Assignee: National Research Council of CanadaInventors: Balu Chakravarthy, Danica Stanimirovic, Yves Durocher
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Publication number: 20230212405Abstract: Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using compositions comprising a plurality of piezoelectric particles and a polymer material comprising at least one thermoplastic polymer and at least one thermally curable polymer precursor. At a sufficient temperature, the at least one thermally curable polymer precursor may undergo a reaction, optionally also undergoing a reaction with the piezoelectric particles, and form an at least partially cured printed part. The piezoelectric particles may be mixed with the polymer material and remain substantially non-agglomerated when combined with the polymer material.Type: ApplicationFiled: March 22, 2022Publication date: July 6, 2023Applicants: XEROX CORPORATION, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Sarah J. VELLA, Alexandros VASILEIOU, Yujie ZHU, Edward G. ZWARTZ, Chantal PAQUET
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Publication number: 20230193054Abstract: Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using compositions that are extrudable and comprise a plurality of piezoelectric particles and a plurality of carbon nanomaterials dispersed in at least a portion of a polymer material. The piezoelectric particles may remain substantially non-agglomerated when combined with the polymer material. The polymer material may comprise at least one thermoplastic polymer, optionally further containing at least one polymer precursor. The compositions may define an extrudable material that is a composite having a form factor such as a composite filament, a composite pellet, a composite powder, or a composite paste. Additive manufacturing processes using the compositions may comprise forming a printed part by depositing the compositions layer-by-layer.Type: ApplicationFiled: March 22, 2022Publication date: June 22, 2023Applicants: XEROX CORPORATION, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Sarah J. VELLA, Alexandros VASILEIOU, Yujie ZHU, Edward G. ZWARTZ, Chantal PAQUET
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Patent number: 11682761Abstract: A nickel hydroxide includes stacked nickel hydroxide layers. Each of the nickel hydroxide layers includes Ni2+ and OH?. At least one of the nickel hydroxide layers further includes a type of polyatomic anions. The polyatomic anions include a type of anions that are not SO42? or CO32?.Type: GrantFiled: June 26, 2020Date of Patent: June 20, 2023Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Kenji Takahashi, Christina Bock, Nafiseh Ebrahimi, Olga Naboka