Patents by Inventor Brian Robert Champion

Brian Robert Champion 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).

  • Patent number: 11970536
    Abstract: The present disclosure relates to a replication deficient oncolytic viral vector or replication capable group B oncolytic adenovirus selected from the group consisting of Ad11 and enadenotucirev, wherein the virus encodes an antibody or a binding fragment thereof for expression on the surface of a cancer cell, wherein said antibody or binding fragment is specific to a CD3 protein of a T-cell receptor complex (TCR), wherein the virus does not encode a B7 protein or an active fragment thereof, pharmaceutical compositions comprising the same, and use of any one of the same in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: April 30, 2024
    Assignee: AKAMIS BIO LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown
  • Patent number: 11938159
    Abstract: The present disclosure relates to a group B adenovirus comprising a sequence of formula (I): 5?ITR-B1-BA-B2-BX-BB-BY-B3-3?ITR wherein: B1 is bond or comprises: E1A, E1B or E1A-E1B; BA comprises-E2B-L1-L2-L3-E2A-L4; B2 is a bond or comprises: E3; BX is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; BB comprises L5; BY is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; B3 is a bond or comprises: E4; wherein at least one of BX or BY is not a bond, pharmaceutical compositions comprising the same and use of the viruses and compositions in treatment, particularly in the treatment of cancer. The disclosure also extends to plasmids and processes employed to prepare the said viruses.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: March 26, 2024
    Assignee: AKAMIS BIO LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown, Kerry David Fisher, Tamara Nicolson
  • Patent number: 11439678
    Abstract: The present disclosure relates to a group B adenovirus comprising a sequence of formula (I): 5?ITR-B1-BA-B2-BX-BB-BY-B3-3?ITR wherein: B1 is bond or comprises: E1A, E1B or E1A-E1B; BA comprises-E2B-L1-L2-L3-E2A-L4; B2 is a bond or comprises: E3; BX is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; BB comprises L5; BY is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; B3 is a bond or comprises: E4; wherein at least one of BX or BY is not a bond, pharmaceutical compositions comprising the same and use of the viruses and compositions in treatment, particularly in the treatment of cancer. The disclosure also extends to plasmids and processes employed to prepare the said viruses.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: September 13, 2022
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown, Kerry David Fisher, Tamara Nicolson
  • Publication number: 20210338753
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Application
    Filed: April 5, 2021
    Publication date: November 4, 2021
    Inventors: Brian Robert Champion, Alice Claire Noel Bromley
  • Patent number: 11155622
    Abstract: The present disclosure relates to a replication deficient oncolytic viral vector or replication capable oncolytic virus encoding an antibody or a binding fragment thereof to the antigen-specific T-cell receptor complex (TCR) for expression on the surface of a cancer cell, pharmaceutical compositions comprising the same, and use of any one of the same in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: October 26, 2021
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Alice Claire Noel Brown, Brian Robert Champion
  • Publication number: 20210187047
    Abstract: The present disclosure relates to a group B adenovirus comprising a sequence of formula (I): 5?ITR-B1-BA-B2-BX-BB-BY-B3-3?ITR wherein: B1 is bond or comprises: E1A, E1B or E1A-E1B; BA comprises-E2B-L1-L2-L3-E2A-L4; B2 is a bond or comprises: E3; BX is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; BB comprises L5; BY is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; B3 is a bond or comprises: E4; wherein at least one of BX or BY is not a bond, pharmaceutical compositions comprising the same and use of the viruses and compositions in treatment, particularly in the treatment of cancer. The disclosure also extends to plasmids and processes employed to prepare the said viruses.
    Type: Application
    Filed: December 23, 2020
    Publication date: June 24, 2021
    Inventors: Brian Robert Champion, Alice Claire Noel Brown, Kerry David Fisher, Tamara Nicolson
  • Patent number: 11000559
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: May 11, 2021
    Assignee: PsiOxus Therapeutics Limited
    Inventors: Brian Robert Champion, Alice Claire Noel Bromley
  • Patent number: 10849945
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: December 1, 2020
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown
  • Patent number: 10548929
    Abstract: The present disclosure provides a oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a membrane anchored anti-CD3 antibody or a binding fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: February 4, 2020
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown
  • Publication number: 20190233536
    Abstract: A modified adenovirus, in particular Enadenotucirev (EnAd), armed with at least two bispecific T cell engager (BiTE™) each comprising at least two binding domains, wherein at least one of the domains is specific for a surface antigen on an immune cell of interest, such as a T-cell of interest. Also provided are a composition, such as a pharmaceutical formulation comprising the virus, use of the virus and virus formulations for treatment, such as in the treatment of cancer. The disclosure also extends to processes for preparing the virus.
    Type: Application
    Filed: August 29, 2017
    Publication date: August 1, 2019
    Inventors: Brian Robert CHAMPION, Alice Claire Noel BROMLEY, Joshua David FREEDMAN, Kerry David FISHER, Leonard William SEYMOUR
  • Publication number: 20190194690
    Abstract: A modified adenovirus, in particular Enadenotucirev (EnAd), armed with a bispecific T cell engager (BiTE™) comprising at least two binding domains, wherein at least one of the domains is specific for a surface antigen on a T-cell of interest. Also provided are a composition, such as a pharmaceutical formulation comprising the virus, use of the virus and virus formulations for treatment, such as in the treatment of cancer. The disclosure also extends to processes for preparing the virus.
    Type: Application
    Filed: August 29, 2017
    Publication date: June 27, 2019
    Inventors: Brian Robert CHAMPION, Alice Claire Noel BROMLEY, Joshua David FREEDMAN, Kerry David FISHER, Leonard William SEYMOUR
  • Patent number: 10322152
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: June 18, 2019
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Bromley
  • Publication number: 20190076493
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Application
    Filed: September 18, 2018
    Publication date: March 14, 2019
    Inventors: Brian Robert Champion, Alice Claire Noel Brown
  • Publication number: 20190077865
    Abstract: The present disclosure relates to a replication deficient oncolytic viral vector or replication capable group B oncolytic adenovirus selected from the group consisting of Ad11 and enadenotucirev, wherein the virus encodes an antibody or a binding fragment thereof for expression on the surface of a cancer cell, wherein said antibody or binding fragment is specific to a CD3 protein of a T-cell receptor complex (TCR), wherein the virus does not encode a B7 protein or an active fragment thereof, pharmaceutical compositions comprising the same, and use of any one of the same in treatment, particularly in the treatment of cancer.
    Type: Application
    Filed: December 19, 2016
    Publication date: March 14, 2019
    Inventors: Brian Robert CHAMPION, Alice Claire Noel BROWN
  • Publication number: 20180369304
    Abstract: The present disclosure relates to a replication deficient oncolytic viral vector or replication capable oncolytic virus encoding an antibody or a binding fragment thereof to the antigen-specific T-cell receptor complex (TCR) for expression on the surface of a cancer cell, pharmaceutical compositions comprising the same, and use of any one of the same in treatment, particularly in the treatment of cancer.
    Type: Application
    Filed: December 19, 2016
    Publication date: December 27, 2018
    Applicant: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Alice Claire Noel BROWN, Brian Robert CHAMPION
  • Patent number: 10124028
    Abstract: The present disclosure provides a replication competent oncolytic adenovirus with selectivity for cancer cells, wherein the adenovirus comprises a transgene under the control of a promoter endogenous to the virus, wherein the transgene comprises a DNA sequence encoding a B7 protein or an active fragment thereof, compositions comprising same, methods of generating the viruses, and use of the viruses and compositions in treatment, particularly in the treatment of cancer.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: November 13, 2018
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Brian Robert Champion, Alice Claire Noel Brown
  • Publication number: 20180318407
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: April 19, 2018
    Publication date: November 8, 2018
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Publication number: 20180311291
    Abstract: The present disclosure relates to a group B adenovirus comprising a sequence of formula (I): 5?ITR-B1-BA-B2-BX-BB-BY-B3-3?ITR wherein: B1 is bond or comprises: E1A, E1B or E1A-E1B; BA comprises-E2B-L1-L2-L3-E2A-L4; B2 is a bond or comprises: E3; BX is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; BB comprises L5; BY is a bond or a DNA sequence comprising: a restriction site, one or more transgenes or both; B3 is a bond or comprises: E4; wherein at least one of BX or BY is not a bond, pharmaceutical compositions comprising the same and use of the viruses and compositions in treatment, particularly in the treatment of cancer. The disclosure also extends to plasmids and processes employed to prepare the said viruses.
    Type: Application
    Filed: April 30, 2018
    Publication date: November 1, 2018
    Inventors: Brian Robert CHAMPION, Alice Claire Noel BROWN, Kerry David FISHER, Tamara NICOLSON
  • Patent number: 10034905
    Abstract: The present disclosure relates to a type B adenovirus wherein E4orf4 is deleted or non-functional and generally having a DNA sequence in the E3 region, in particular viruses of formula (I), compositions containing the virus, for example pharmaceutical formulations of the virus, processes for making the viruses and the compositions and use of any one of the same in treatment, particularly in the treatment of cancer, such as colorectal cancer and ovarian cancer. 5?ITR-B1-BA-B2-BX-BB-BT-B3-3?ITR??(I).
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: July 31, 2018
    Assignee: PSIOXUS THERAPEUTICS LIMITED
    Inventors: Leonard Charles William Seymour, Alice Claire Noel Brown, Brian Robert Champion
  • Patent number: 9987341
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: June 5, 2018
    Assignee: Pfizer Vaccines LLC
    Inventors: Brian Robert Champion, Jr., Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt