Patents by Inventor April Roberts
April Roberts 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: 20240086752Abstract: A device includes a first set of circuit components implementing a qubit and a second set of circuit components implementing a readout resonator for reading out a state of the qubit. A first footprint of the first set of circuit components overlaps a second footprint of the second set of circuit components. The first footprint is oriented relative to the second footprint based on a first electric dipole of the first set of circuit components and a second electric dipole of the second set of circuit components.Type: ApplicationFiled: September 14, 2022Publication date: March 14, 2024Inventors: Thomas George McConkey, April Carniol, Srikanth Srinivasan, Joseph Robert Suttle
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Publication number: 20230165949Abstract: The present application relates to recombinant Clostridium difficile antigens based on a fusion protein that consists of or comprises a first amino acid sequence and a second amino acid sequence, wherein: a) the first amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of residues 1500-1850 of a C. difficile Toxin A sequence or residues 1500-1851 of a C. difficile Toxin B sequence; and b) the second amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of a long repeat unit located within amino acid residues 1851-2710 of a C. difficile Toxin A sequence or within amino acid residues 1852-2366 of a C. difficile Toxin B sequence; though with the proviso that the fusion protein is not a polypeptide comprising amino acid residues 543-2710 of a C.Type: ApplicationFiled: August 23, 2022Publication date: June 1, 2023Applicants: Secretary of State for Health and Social Care, MicroPharm LimitedInventors: Clifford Shone, April Roberts, Helen Ahern, Michael Maynard-Smith, John Landon
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Publication number: 20210369830Abstract: The present application relates to recombinant Clostridium difficile antigens based on a fusion protein that consists of or comprises a first amino acid sequence and a second amino acid sequence, wherein: a) the first amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of residues 1500-1850 of a C. difficile Toxin A sequence or residues 1500-1851 of a C. difficile Toxin B sequence; and b) the second amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of a long repeat unit located within amino acid residues 1851-2710 of a C. difficile Toxin A sequence or within amino acid residues 1852-2366 of a C. difficile Toxin B sequence; though with the proviso that the fusion protein is not a polypeptide comprising amino acid residues 543-2710 of a C.Type: ApplicationFiled: April 7, 2021Publication date: December 2, 2021Applicants: Secretary of State for Health and Social Care, MicroPharm LimitedInventors: Clifford Shone, April Roberts, Helen Ahern, Michael Maynard-Smith, John Landon
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Publication number: 20190328859Abstract: The present application relates to recombinant Clostridium difficile antigens based on a fusion protein that consists of or comprises a first amino acid sequence and a second amino acid sequence, wherein: a) the first amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of residues 1500-1850 of a C. difficile Toxin A sequence or residues 1500-1851 of a C. difficile Toxin B sequence; and b) the second amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of a long repeat unit located within amino acid residues 1851-2710 of a C. difficile Toxin A sequence or within amino acid residues 1852-2366 of a C. difficile Toxin B sequence; though with the proviso that the fusion protein is not a polypeptide comprising amino acid residues 543-2710 of a C.Type: ApplicationFiled: July 15, 2019Publication date: October 31, 2019Applicants: The Secretary of State for Health, MicroPharm LimitedInventors: Clifford Shone, April Roberts, Helen Ahern, Michael Maynard-Smith, John Landon
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Patent number: 10369206Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a fusion protein that consists of or comprises a first amino acid sequence and a second amino acid sequence, wherein: a) the first amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of residues 500-1850 of a C. difficile Toxin A sequence or residues 1500-1851 of a C. difficile Toxin B sequence; and b) the second amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of a long repeat unit located within amino acid residues 1851-2710 of a C. difficile Toxin A sequence or within amino acid residues 1852-2366 of a C. difficile Toxin B sequence; though with the proviso that the fusion protein is not a polypeptide comprising amino acid residues 543-2710 of a C.Type: GrantFiled: October 5, 2011Date of Patent: August 6, 2019Assignees: THE SECRETARY OF STATE FOR HEALTH, MICROPHARM LIMITEDInventors: Clifford Shone, April Roberts, Helen Ahern, Michael Maynard-Smith, John Landon
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Patent number: 9896514Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a polypeptide, consisting of or comprising an amino acid sequence having at least 80% sequence identity with an amino acid sequence consisting of residues 1500-700 of a C. difficile Toxin A sequence or a C. difficile Toxin B sequence; though with the proviso that the polypeptide does not include one or more Repeat Unit (RU) located between amino acid residues 1851-2710 of C. difficile Toxin A and/or residues 1853-2366 of a C. difficile Toxin B protein that consists of or comprises a first amino acid sequence and a second amino acid. Also provided is the use of said antigens for the prevention/treatment/suppression of Clostridium difficile infection (CDI), together with methods for generating said antigens, methods for generating antibodies that bind to said antigens, and the use of said antibodies for the prevention/treatment/suppression of CDI.Type: GrantFiled: April 15, 2016Date of Patent: February 20, 2018Assignee: The Secretary of State for HealthInventors: Clifford Shone, April Roberts, Michael Maynard-Smith
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Publication number: 20160319037Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a polypeptide, consisting of or comprising an amino acid sequence having at least 80% sequence identity with an amino acid sequence consisting of residues 1500-700 of a C. difficile Toxin A sequence or a C. difficile Toxin B sequence; though with the proviso that the polypeptide does not include one or more Repeat Unit (RU) located between amino acid residues 1851-2710 of C. difficile Toxin A and/or residues 1853-2366 of a C. difficile Toxin B protein that consists of or comprises a first amino acid sequence and a second amino acid. Also provided is the use of said antigens for the prevention/treatment/suppression of Clostridium difficile infection (CDI), together with methods for generating said antigens, methods for generating antibodies that bind to said antigens, and the use of said antibodies for the prevention/treatment/suppression of CDI.Type: ApplicationFiled: April 15, 2016Publication date: November 3, 2016Applicant: The Secretary of State for HealthInventors: Clifford Shone, April Roberts, Michael Maynard-Smith
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Patent number: 9315555Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a polypeptide, consisting of or comprising an amino acid sequence having at least 80% sequence identity with an amino acid sequence consisting of residues 1500-700 of a C. difficile Toxin A sequence or a C. difficile Toxin B sequence; though with the proviso that the polypeptide does not include one or more Repeat Unit (RU) located between amino acid residues 1851-2710 of C. difficile Toxin A and/or residues 1853-2366 of a C. difficile Toxin B protein that consists of or comprises a first amino acid sequence and a second amino acid. Also provided is the use of said antigens for the prevention/treatment/suppression of Clostridium difficile infection (CDI), together with methods for generating said antigens, methods for generating antibodies that bind to said antigens, and the use of said antibodies for the prevention/treatment/suppression of CDI.Type: GrantFiled: April 4, 2013Date of Patent: April 19, 2016Assignee: The Secretary of State for HealthInventors: Clifford Shone, April Roberts, Michael Maynard-Smith
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Publication number: 20150093389Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a polypeptide, consisting of or comprising an amino acid sequence having at least 80% sequence identity with an amino acid sequence consisting of residues 1500-700 of a C. difficile Toxin A sequence or a C. difficile Toxin B sequence; though with the proviso that the polypeptide does not include one or more Repeat Unit (RU) located between amino acid residues 1851-2710 of C. difficile Toxin A and/or residues 1853-2366 of a C. difficile Toxin B protein that consists of or comprises a first amino acid sequence and a second amino acid. Also provided is the use of said antigens for the prevention/treatment/suppression of Clostridium difficile infection (CDI), together with methods for generating said antigens, methods for generating antibodies that bind to said antigens, and the use of said antibodies for the prevention/treatment/suppression of CDI.Type: ApplicationFiled: April 4, 2013Publication date: April 2, 2015Applicant: The Secretary of State for HealthInventors: Clifford Shone, April Roberts, Michael Maynard-Smith
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Patent number: 8921529Abstract: The present invention provides an antibody composition comprising ovine antibodies, for use in the prevention or treatment of C. difficile infection wherein the antibodies bind to a C. difficile toxin, and wherein said prevention or treatment is by oral delivery of the antibody composition. Also provided is a pharmaceutical composition of ovine antibodies for oral delivery, which further comprises one or more means for protecting the antibodies from trypsin and/or chymotrypsin and/or stomach acid.Type: GrantFiled: December 6, 2010Date of Patent: December 30, 2014Assignee: Health Protection AgencyInventors: Clifford Shone, April Roberts, John Landon
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Publication number: 20130266583Abstract: The present invention relates to recombinant Clostridium difficile antigens based on a fusion protein that consists of or comprises a first amino acid sequence and a second amino acid sequence, wherein: a) the first amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of residues 500-1850 of a C. difficile Toxin A sequence or residues 1500-1851 of a C. difficile Toxin B sequence; and b) the second amino acid sequence is provided by an amino acid sequence that has at least 80% sequence identity with an amino acid sequence consisting of a long repeat unit located within amino acid residues 1851-2710 of a C. difficile Toxin A sequence or within amino acid residues 1852-2366 of a C. difficile Toxin B sequence; though with the proviso that the fusion protein is not a polypeptide comprising amino acid residues 543-2710 of a C.Type: ApplicationFiled: October 5, 2011Publication date: October 10, 2013Applicants: MICROPHARM LIMITED, HEALTH PROTECTION AGENCYInventors: Clifford Shone, April Roberts, Helen Ahern, Michael Maynard-Smith, John Landon
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Publication number: 20130004561Abstract: The present invention provides an antibody composition comprising ovine antibodies, for use in the prevention or treatment of C. difficile infection wherein the antibodies bind to a C. difficile toxin, and wherein said prevention or treatment is by oral delivery of the antibody composition. Also provided is a pharmaceutical composition of ovine antibodies for oral delivery, which further comprises one or more means for protecting the antibodies from trypsin and/or chymotrypsin and/or stomach acid.Type: ApplicationFiled: December 6, 2010Publication date: January 3, 2013Inventors: Clifford Shone, April Roberts, John Landon