Patents Assigned to IPSEN BIOINNOVATION LIMITED
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Patent number: 12037369Abstract: The present invention provides engineered clostridial toxins comprising at least one amino acid modification, wherein said at least one amino acid modification increases the isoelectric point (pi) of the engineered clostridial toxin to a value that is at least 0.2 pi units higher than the pi of an otherwise identical clostridial toxin lacking said at least one amino acid modification, and wherein said at least one amino acid modification is not located in the clostridial toxin binding domain (Hc domain). Also provided are medical uses of the engineered clostridial toxins.Type: GrantFiled: April 19, 2021Date of Patent: July 16, 2024Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Dina Brady Anderson, Gavin Stephen Hackett, Sai Man Liu
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Publication number: 20230285521Abstract: The invention provides methods for producing soluble di-chain BoNT/A protein.Type: ApplicationFiled: January 4, 2023Publication date: September 14, 2023Applicant: IPSEN BIOINNOVATION LIMITEDInventors: Shilpa PALAN, Sai Man LIU, Gavin Stephen HACKETT
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Patent number: 11642399Abstract: The invention provides methods for producing soluble di-chain BoNT/A protein.Type: GrantFiled: March 8, 2019Date of Patent: May 9, 2023Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Shilpa Palan, Sai Man Liu, Gavin Stephen Hackett
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Publication number: 20230015772Abstract: The present invention relates to a novel proteolytically active polypeptide and various uses of the polypeptide (and others) in screening and manufacturing methods.Type: ApplicationFiled: July 15, 2022Publication date: January 19, 2023Applicant: IPSEN BIOINNOVATION LIMITEDInventor: Andreas RUMMEL
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Patent number: 11441141Abstract: A proteolytically active polypeptide comprising an acid sequence having at least 50% sequence identity with the sequence of SEQ ID NO: 1 with the proviso that the polypeptide does not comprise the amino acid sequence of SEQ ID NO: 1. A nucleic acid encoding the polypeptide. An antibody specifically binding to the polypeptide. A method for the manufacture of a proteolytically processed polypeptide comprising contacting a first polypeptide having at least 50% sequence identity to SEQ ID NO: 1 with a second polypeptide that is susceptible to proteolysis by said first polypeptide.Type: GrantFiled: July 14, 2020Date of Patent: September 13, 2022Assignee: IPSEN BIOINNOVATION LIMITEDInventor: Andreas Rummel
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Patent number: 11248219Abstract: Single chain polypeptide fusion protein, comprising: a non-cytotoxic protease capable of cleaving a protein of the exocytic fusion apparatus of a nociceptive sensory afferent; a galanin targeting moiety; a protease cleavage site; a translocation domain; a first spacer located between the non-cytotoxic protease and the protease cleavage site; and a second spacer located between the galanin targeting moiety and the translocation domain.Type: GrantFiled: May 20, 2019Date of Patent: February 15, 2022Assignees: Ipsen Bioinnovation Limited, Allergan, Inc.Inventors: Peter James, Keith Foster, John Chaddock, Roger Aoki, Lance Steward, Joseph Francis
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Publication number: 20210246175Abstract: The present invention provides engineered clostridial toxins comprising at least one amino acid modification, wherein said at least one amino acid modification increases the isoelectric point (pi) of the engineered clostridial toxin to a value that is at least 0.2 pi units higher than the pi of an otherwise identical clostridial toxin lacking said at least one amino acid modification, and wherein said at least one amino acid modification is not located in the clostridial toxin binding domain (Hc domain). Also provided are medical uses of the engineered clostridial toxins.Type: ApplicationFiled: April 19, 2021Publication date: August 12, 2021Applicant: IPSEN BIOINNOVATION LIMITEDInventors: Dina Brady ANDERSON, Gavin Stephen HACKETT, Sai Man LIU
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Patent number: 11034947Abstract: The present invention provides an engineered clostridial toxin comprising at least one amino acid modification, wherein said at least one amino acid modification increases the isoelectric point (pI) of the engineered clostridial toxin to a value that is at least 0.2 pI units higher than the pI of an otherwise identical clostridial toxin lacking said at least one amino acid modification. Also provided are corresponding uses of the engineered clostridial toxin in therapy.Type: GrantFiled: February 6, 2018Date of Patent: June 15, 2021Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Dina Brady Anderson, Gavin Stephen Hackett, Sai Man Liu
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Patent number: 11014968Abstract: Method for preventing or treating a condition or disease in a subject comprising administering to the subject an engineered clostridial toxin comprising at least one amino acid modification that increases the isoelectric point of the toxin to a value that is at least 0.2 pI units higher than the isoelectric point of an otherwise identical clostridial toxin lacking the modification.Type: GrantFiled: February 25, 2020Date of Patent: May 25, 2021Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Dina Brady Anderson, Gavin Stephen Hackett, Sai Man Liu
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Patent number: 10883096Abstract: The present invention relates to a transport protein which can be obtained by modifying the heavy chain of the neurotoxin formed by Clostridium botulinum wherein (i) the protein binds specifically to nerve cells with a higher or lower affinity as the native neurotoxin; (ii) the protein has an increased or reduced neurotoxicity compared to the native neurotoxin, the neurotoxicity being preferably determined in the hemidiaphragm assay; and/or (iii) the protein comprises a lower affinity against neutralizing antibodies compared to the native neurotoxin. The invention also relates to methods for producing the same and the use thereof in cosmetic and pharmaceutical compositions.Type: GrantFiled: December 14, 2018Date of Patent: January 5, 2021Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Andreas Rummel, Tanja Weil, Aleksandrs Gutcaits
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Publication number: 20200339971Abstract: A proteolytically active polypeptide comprising an acid sequence having at least 50% sequence identity with the sequence of SEQ ID NO: 1 with the proviso that the polypeptide does not comprise the amino acid sequence of SEQ ID NO: 1. A nucleic acid encoding the polypeptide. An antibody specifically binding to tile polypeptide. A method for the manufacture of a proteolytically processed polypeptide comprising contacting a first polypeptide having at least 50% sequence identity to SEQ ID NO: 1 with a second polypeptide that is susceptible to proteolysis by said first polypeptide.Type: ApplicationFiled: July 14, 2020Publication date: October 29, 2020Applicant: IPSEN BIOINNOVATION LIMITEDInventor: Andreas Rummel
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Patent number: 10808236Abstract: The present invention relates to a novel protcolytically active polypeptide and various uses of the polypeptide (and others) in screening and manufacturing methods.Type: GrantFiled: August 20, 2018Date of Patent: October 20, 2020Assignee: IPSEN BIOINNOVATION LIMITEDInventor: Andreas Rummel
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Publication number: 20200291073Abstract: Method for preventing or treating a condition or disease in a subject comprising administering to the subject an engineered clostridial toxin comprising at least one amino acid modification that increases the isoelectric point of the toxin to a value that is at least 0.2 pI units higher than the isoelectric point of an otherwise identical clostridial toxin lacking the modification.Type: ApplicationFiled: February 25, 2020Publication date: September 17, 2020Applicant: Ipsen Bioinnovation LimitedInventors: Dina Brady ANDERSON, Gavin Stephen HACKETT, Sai Man LIU
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Patent number: 10744190Abstract: The present invention relates to a modified polypeptide comprising a non-cytotoxic protease, a translocation domain, a destructive protease cleavage site and a Targeting Moiety that binds to a Binding Site on a nerve cell, wherein after cleavage of the destructive cleavage site the polypeptide has reduced potency. The destructive cleavage site is recognised and cleaved by a protease present at or in an off-site target cell, and, in one embodiment, the polypeptide is a modified clostridial neurotoxin. The present invention also relates to the use of said polypeptides for treating a range of conditions, and to nucleic acids encoding said polypeptides.Type: GrantFiled: April 28, 2016Date of Patent: August 18, 2020Assignee: IPSEN BIOINNOVATION LIMITEDInventors: John Andrew Chaddock, Keith Alan Foster
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Patent number: 10647750Abstract: Engineered clostridial toxins comprising an amino acid modification that increases the isoelectric point of the engineered clostridial toxin to a value that is at least 0.2 pI units higher than the isoelectric point of an otherwise identical clostridial toxin lacking the modification, wherein the modification is not located in the clostridial toxin binding domain (HC domain).Type: GrantFiled: January 9, 2015Date of Patent: May 12, 2020Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Dina Brady Anderson, Gavin Stephen Hackett, Sai Man Liu
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Patent number: 10619146Abstract: The present invention is directed to non-cytotoxic protein conjugates for inhibition or reduction of exocytic fusion in a nociceptive sensory afferent cell. The protein conjugates comprise: (i) a Targeting Moiety (TM), wherein the TM is an agonist of a receptor present on a nociceptive sensory afferent cell, and wherein the receptor undergoes endocytosis to be incorporated into an endosome within the nociceptive sensory afferent cell; (ii) a non-cytotoxic protease or a fragment thereof, wherein the protease or protease fragment is capable of cleaving a protein of the exocytic fusion apparatus of the nociceptive sensory afferent cell; and (iii) a Translocation Domain, wherein the Translocation Domain translocates the protease or protease fragment from within the endosome, across the endosomal membrane, and into the cytosol of the nociceptive sensory afferent cell wherein the Targeting Moiety is selected from the group consisting of BAM, ?-endorphin, bradykinin, substance P, dynorphin and/or nociceptin.Type: GrantFiled: September 7, 2016Date of Patent: April 14, 2020Assignees: Ipsen Bioinnovation Limited, Allergan Inc.Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
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Patent number: 10550377Abstract: The present invention relates to a method for suppressing or treating cancer, in particular to a method for suppressing or treating one or more of colorectal cancer, breast cancer, prostate cancer and/or lung cancer. The therapy employs use of a non-cytotoxic protease, which is targeted to a growth hormone-secreting cell such as to a pituitary cell. When so delivered, the protease is internalised and inhibits secretion/transmission of growth hormone from said cell. The present invention also relates to polypeptides and nucleic acids for use in said methods.Type: GrantFiled: April 11, 2014Date of Patent: February 4, 2020Assignee: IPSEN BIOINNOVATION LIMITEDInventors: Frederic Madec, Philip Lecane, Philip Marks, Keith Foster
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Publication number: 20200024588Abstract: The present invention relates to a transport protein which can be obtained by modifying the heavy chain of the neurotoxin formed by Clostridium botulinum wherein (i) the protein binds specifically to nerve cells with a higher or lower affinity as the native neurotoxin; (ii) the protein has an increased or reduced neurotoxicity compared to the native neurotoxin, the neurotoxicity being preferably determined in the hemidiaphragm assay; and/or (iii) the protein comprises a lower affinity against neutralizing antibodies compared to the native neurotoxin. The invention also relates to methods for producing the same and the use thereof in cosmetic and pharmaceutical compositions.Type: ApplicationFiled: December 14, 2018Publication date: January 23, 2020Applicant: IPSEN BIOINNOVATION LIMITEDInventors: Andreas RUMMEL, Tanja WEIL, Aleksandrs GUTCAITS
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Publication number: 20190309277Abstract: A single chain, polypeptide fusion protein, comprising: a non-cytotoxic protease, which protease is capable of cleaving a protein of the exocytic fusion apparatus of a nociceptive sensory afferent (eg clostridial neurotoxin L-chain or IgA protease); a galanin Targeting Moiety that is capable of binding to a Binding Site on the nociceptive sensory afferent, which Binding Site is capable of undergoing endocytosis to be incorporated into an endosome within the nociceptive sensory afferent (eg GALR1, GALR2, or GALR3 receptor); a protease cleavage site at which site the fusion protein is cleavable by a protease, wherein the protease cleavage site is located between the non-cytotoxic protease and the galanin Targeting Moiety; a translocation domain that is capable of translocating the protease from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent (eg HN domain of clostridial neurotoxin); a first spacer located between the non-cytotoxic protease and the proteType: ApplicationFiled: May 20, 2019Publication date: October 10, 2019Applicants: IPSEN BIOINNOVATION LIMITED, ALLERGAN, INC.Inventors: Peter JAMES, Keith FOSTER, John CHADDOCK, Roger AOKI, Lance STEWARD
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Publication number: 20190201505Abstract: The invention provides methods for producing soluble di-chain BoNT/A protein.Type: ApplicationFiled: March 8, 2019Publication date: July 4, 2019Applicant: IPSEN BIOINNOVATION LIMITEDInventors: Shilpa PALAN, Sai Man Liu, Gavin Stephen HACKETT