Patents by Inventor Lance Steward

Lance Steward 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).

  • Publication number: 20230190636
    Abstract: Methods for delivery of a biologic agent to the dermis or superficial muscles by topical application of the agent are provided. The methods comprise, in one embodiment, treating or conditioning a skin area to disrupt the stratum corneum in the skin area to define a treated skin area and applying a formulation comprising a biologic agent to the treated skin area.
    Type: Application
    Filed: July 14, 2022
    Publication date: June 22, 2023
    Inventors: Lance Steward, Amy Brideau-Andersen, Jie Shen, Lydia Andrews-Jones, Hsiang Ho, Betsy Bloom, Guang Wei Lu, Fangjing Wang, Sunny Kumar, Gregory Nicholson, Ron Broide
  • Patent number: 11248219
    Abstract: 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: Grant
    Filed: May 20, 2019
    Date of Patent: February 15, 2022
    Assignees: Ipsen Bioinnovation Limited, Allergan, Inc.
    Inventors: Peter James, Keith Foster, John Chaddock, Roger Aoki, Lance Steward, Joseph Francis
  • Publication number: 20210275691
    Abstract: An in vivo assay to evaluate topical delivery of a biologic agent from a formulation is provided. The assay comprises treating a skin area of a CD hairless rat with tape stripping to disrupt the stratum corneum in the skin area to define a treated skin area and topically applying a formulation to the treated skin area. The formulation, in one embodiment, comprises the biologic agent and a pharmaceutically acceptable carrier. Delivery of the biologic agent into the skin from the topically applied formulation is evaluated via in vitro or in vivo techniques.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 9, 2021
    Inventors: Jie Shen, Hsiang Ho, Lydia Andrew-Jones, Betsy Bloom, Greg Nicholson, Lance Steward, Amy Brideau-Anderson, Terrence Hunt, Ron Broide, David Rupp, David Canty
  • Patent number: 10619146
    Abstract: 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: Grant
    Filed: September 7, 2016
    Date of Patent: April 14, 2020
    Assignees: Ipsen Bioinnovation Limited, Allergan Inc.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Publication number: 20190343759
    Abstract: Methods for delivery of a biologic agent to the dermis or superficial muscles by topical application of the agent are provided. The methods comprise, in one embodiment, treating or conditioning a skin area to disrupt the stratum corneum in the skin area to define a treated skin area and applying a formulation comprising a biologic agent to the treated skin area.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 14, 2019
    Inventors: Lance Steward, Amy Brideau-Andersen, Jie Shen, Lydia Andrews-Jones, Hsiang Ho, Betsy Bloom, Guang Wei Lu, Fangjing Wang, Sunny Kumar, Gregory Nicholson, Ron Broide
  • Publication number: 20190309277
    Abstract: 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 prote
    Type: Application
    Filed: May 20, 2019
    Publication date: October 10, 2019
    Applicants: IPSEN BIOINNOVATION LIMITED, ALLERGAN, INC.
    Inventors: Peter JAMES, Keith FOSTER, John CHADDOCK, Roger AOKI, Lance STEWARD
  • Publication number: 20170327810
    Abstract: A 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 at which site the fusion protein is cleavable by a protease; a translocation domain capable of translocating the protease from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent; 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: Application
    Filed: July 27, 2017
    Publication date: November 16, 2017
    Inventors: Peter JAMES, Keith FOSTER, John CHADDOCK, Roger Kei AOKI, Lance STEWARD, Joseph FRANCIS
  • Publication number: 20160369257
    Abstract: 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: Application
    Filed: September 7, 2016
    Publication date: December 22, 2016
    Applicants: Ipsen Bioinnovation Ltd., Allergan Inc.
    Inventors: Keith FOSTER, John CHADDOCK, Charles PENN, Kei Roger AOKI, Joseph FRANCIS, Lance STEWARD
  • Patent number: 9474807
    Abstract: 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: Grant
    Filed: June 10, 2014
    Date of Patent: October 25, 2016
    Assignees: IPSEN BIOINNOVATION LIMITED, ALLERGAN INC.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Patent number: 9243301
    Abstract: A single chain, polypeptide fusion protein, comprising: a non-cytotoxic protease, or a fragment thereof, which protease or protease fragment can cleave a protein of the exocytic fusion apparatus of a nociceptive sensory afferent; a Targeting Moiety that can bind to a Binding Site on the nociceptive sensory afferent, which Binding Site can undergo endocytosis to be incorporated into an endosome within the nociceptive sensory afferent; a protease cleavage site at which site the fusion protein is cleavable by a protease, which is located between the non-cytotoxic protease and the Targeting Moiety; and a translocation domain that can translocate the protease or protease fragment from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent; wherein the Targeting Moiety is BAM, ?-endorphin, bradykinin, substance P, dynorphin and/or nociceptin. Nucleic acid sequences encoding the fusion proteins, methods of preparing same and uses thereof are also described.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: January 26, 2016
    Assignees: Allergan, Inc., Ipsen Bioinnovation Limited
    Inventors: Keith Foster, John Chaddock, Philip Marks, Patrick Stancombe, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Patent number: 9139635
    Abstract: 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. Nucleic acid sequences encoding the protein conjugates, methods of preparing same and uses thereof are also described.
    Type: Grant
    Filed: March 28, 2011
    Date of Patent: September 22, 2015
    Assignees: SYNTAXIN, LTD., ALLERGAN, INC.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Publication number: 20150197739
    Abstract: 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; 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; 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; a first spacer located between the non-cytotoxic protease and the protease cleavage site, wherein said first spacer comprises an amino acid sequence of from 4 to 25 amino acid residues; and a second sp
    Type: Application
    Filed: August 27, 2013
    Publication date: July 16, 2015
    Inventors: Peter James, Keith Foster, John Chaddock, Roger Kei Aoki, Lance Steward, Joseph Francis
  • Patent number: 9072736
    Abstract: Use of a therapeutic molecule, for the treatment of specific pain conditions, wherein the therapeutic molecule is a single chain, polypeptide fusion protein, comprising: a non-cytotoxic protease, or a fragment thereof, which protease or protease fragment can cleave a protein of the exocytic fusion apparatus of a nociceptive sensory afferent; a Targeting Moiety that can bind to a Binding Site on the nociceptive sensory afferent, which Binding Site can undergo endocytosis to be incorporated into an endosome within the nociceptive sensory afferent; 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 or fragment thereof and the Targeting Moiety; and a translation domain that can translocate the protease or protease fragment from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent.
    Type: Grant
    Filed: January 27, 2012
    Date of Patent: July 7, 2015
    Assignees: Allergan, Inc., Syntaxin Limited
    Inventors: Keith Foster, John Chaddock, Philip Marks, Patrick Stancombe, K. Roger Aoki, Joseph Francis, Lance Steward
  • Patent number: 9012195
    Abstract: 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 dynorphin 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. Nucleic acid sequences encoding the protein conjugates, methods of preparing same and uses thereof are also described.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: April 21, 2015
    Assignees: Syntaxin, Ltd., Allergan, Inc.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Patent number: 8940870
    Abstract: A single chain, polypeptide fusion protein, comprising: a non-cytotoxic protease, or a fragment thereof, which protease or protease fragment is capable of cleaving a protein of the exocytic fusion apparatus of a nociceptive sensory afferent; a dynorphin 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; 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 or fragment thereof and the dynorphin Targeting Moiety; and a translocation domain that is capable of translocating the protease or protease fragment from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: January 27, 2015
    Assignees: Syntaxin, Ltd., Allergan, Inc.
    Inventors: Keith Foster, John Chaddock, Philip Marks, Patrick Stancombe, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Publication number: 20140294797
    Abstract: 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: Application
    Filed: June 10, 2014
    Publication date: October 2, 2014
    Inventors: Keith FOSTER, John CHADDOCK, Charles PENN, Kei Roger AOKI, Joseph FRANCIS, Lance STEWARD
  • Patent number: 8778634
    Abstract: 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: Grant
    Filed: March 13, 2012
    Date of Patent: July 15, 2014
    Assignees: Syntaxin, Ltd., Allergan, Inc.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Publication number: 20140056870
    Abstract: A single chain, polypeptide fusion protein, comprising: a non-cytotoxic protease, which cleaves a protein of the exocytic fusion apparatus of a nociceptive sensory afferent; a galanin Targeting Moiety that binds a Binding Site on the nociceptive sensory afferent, which can undergo endocytosis to be incorporated into an endosome; a protease cleavage site where the fusion protein is cleavable by a protease located between the non-cytotoxic protease and the galanin Targeting Moiety; a translocation domain that translocates the protease from within an endosome, across the endosomal membrane and into the cytosol of the nociceptive sensory afferent; a first spacer from 4 to 25 amino acids between the non-cytotoxic protease and protease cleavage site; and a second spacer comprising from 4 to 35 residues between the galanin Targeting Moiety and translocation domain. Nucleic acid sequences encoding the polypeptide fusion proteins, methods of preparing same and uses thereof are also described.
    Type: Application
    Filed: August 27, 2012
    Publication date: February 27, 2014
    Applicants: ALLERGAN, INC., SYNTAXIN LIMITED
    Inventors: Peter James, Keith Foster, John Chaddock, Kei Roger Aoki, Lance Steward, Joseph Francis
  • Patent number: 8603779
    Abstract: 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 galanin 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. Nucleic acid sequences encoding the protein conjugates, methods of preparing same and uses thereof are is also described.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: December 10, 2013
    Assignees: Syntaxin, Ltd., Allergan, Inc.
    Inventors: Keith Foster, John Chaddock, Charles Penn, Kei Roger Aoki, Joseph Francis, Lance Steward
  • Publication number: 20130295643
    Abstract: 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 dynorphin 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. Nucleic acid sequences encoding the protein conjugates, methods of preparing same and uses thereof are also described.
    Type: Application
    Filed: July 17, 2013
    Publication date: November 7, 2013
    Inventors: Keith FOSTER, John CHADDOCK, Charles PENN, Kei Roger AOKI, Joseph FRANCIS, Lance STEWARD