Patents by Inventor Walter Perkins

Walter Perkins 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: 20190248731
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C3-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Application
    Filed: May 31, 2018
    Publication date: August 15, 2019
    Inventors: Vladimir MALININ, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Patent number: 10343979
    Abstract: Methods for making prodrugs of trepreostinil and treprostinil derivatives are provided. Specifically, methods are provided herein for producing prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide). The linkage, in one embodiment, is via an amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. The compounds provided herein can be used to treat pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: July 9, 2019
    Assignee: Insmed Incorporated
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna M. Konicek, Zhili Li, Adam Plaunt
  • Publication number: 20190022232
    Abstract: In one aspect, the invention provides a stabilized lipid-based glycopeptide antibiotic composition and a process for producing the same. In another aspect, the invention provides methods for treating a bacterial pulmonary infection by administering to a subject in need thereof a therapeutically effective amount of the stabilized lipid-based glycopeptide antibiotic composition.
    Type: Application
    Filed: September 26, 2018
    Publication date: January 24, 2019
    Inventors: Walter Perkins, Vladimir Malinin
  • Publication number: 20180360864
    Abstract: Provided herein are systems for treating a subject with a pulmonary infection, for example, a nontuberculous mycobacterial pulmonary infection, a Burkholderia pulmonary infection, a pulmonary infection associated with bronchiectasis, or a Pseudomonas pulmonary infection. The system includes a pharmaceutical formulation comprising a liposomal aminoglycoside dispersion, and the lipid component of the liposomes consist essentially of electrically neutral lipids. The system also includes a nebulizer which generates an aerosol of the pharmaceutical formulation at a rate greater than about 0.53 gram per minute. The aerosol is delivered to the subject via inhalation for the treatment of the pulmonary infection.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 20, 2018
    Inventors: Walter Perkins, Vladimir Malinin, Xingong Li, Brian Miller, Dominique Seidel, Philipp Holzmann, Harald Schulz, Michael Hahn
  • Patent number: 10124066
    Abstract: In one aspect, the invention provides a stabilized lipid-based glycopeptide antibiotic composition and a process for producing the same. In another aspect, the invention provides methods for treating a bacterial pulmonary infection by administering to a subject in need thereof a therapeutically effective amount of the stabilized lipid-based glycopeptide antibiotic composition.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: November 13, 2018
    Assignee: INSMED INCORPORATED
    Inventors: Walter Perkins, Vladimir Malinin
  • Publication number: 20180200186
    Abstract: Compositions comprising an RNA interference (RNAi) compound complexed to or encapsulated by lipid particles are provided. The lipid particle is a lipid nanoparticle, a liposome or a combination thereof. The lipid particle comprises a cationic lipid, a phospholipid, a sterol or a tocopherol or a derivative thereof, and a conjugated lipid. The invention also provides methods for treating pulmonary diseases or disorders such as pulmonary fibrosis and sarcoidosis using the compositions comprising the RNAi-lipid particles of the invention. The methods comprise administering one or more of the RNAi compositions to the lungs of the patient in need thereof via an inhalation delivery device, for example, a nebulizer, dry powder inhaler, or a metered dose inhaler.
    Type: Application
    Filed: July 11, 2016
    Publication date: July 19, 2018
    Inventors: Kuan-Ju CHEN, Franziska LEIFER, Vladimir MALININ, Walter PERKINS, Jimin ZHANG, Keith DIPETRILLO
  • Patent number: 10010518
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: July 3, 2018
    Assignee: INSMED INCORPORATED
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Publication number: 20170320813
    Abstract: Methods for making prodrugs of trepreostinil and treprostinil derivatives are provided. Specifically, methods are provided herein for producing prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide). The linkage, in one embodiment, is via an amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. The compounds provided herein can be used to treat pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension.
    Type: Application
    Filed: November 18, 2015
    Publication date: November 9, 2017
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna M. Konicek, Zhili Li, Adam Plaunt
  • Publication number: 20170196900
    Abstract: Provided herein are systems for treating a subject with a pulmonary infection, for example, a nontuberculous mycobacterial pulmonary infection, a Burkholderia pulmonary infection, a pulmonary infection associated with bronchiectasis, or a Pseudomonas pulmonary infection. The system includes a pharmaceutical formulation comprising a liposomal aminoglycoside dispersion, and the lipid component of the liposomes consist essentially of electrically neutral lipids. The system also includes a nebulizer which generates an aerosol of the pharmaceutical formulation at a rate greater than about 0.53 gram per minute. The aerosol is delivered to the subject via inhalation for the treatment of the pulmonary infection.
    Type: Application
    Filed: December 15, 2016
    Publication date: July 13, 2017
    Inventors: Walter Perkins, Vladimir Malinin, Xingong LI, Brian Miller, Dominique Seidel, Philipp Holzmann, Harald Schulz, Michael Hahn
  • Publication number: 20170165374
    Abstract: Provided herein are pharmaceutical compositions comprising an antibiotic encapsulated in liposomes. The lipid membrane component of the liposomes, or portion thereof comprises an unsaturated phospholipid. The antibiotic-to-lipid component weight ratio of the liposomes ranges from about 0.5-to-1 to about 3-to-1. The pharmaceutical compositions in some embodiments also include free antibiotic, in addition to encapsulated antibiotic. Methods for treating bacterial infections, e.g., pulmonary bacterial infections such as nontuberculous mycobacterial infections with the pharmaceutical compositions are also provided.
    Type: Application
    Filed: November 18, 2016
    Publication date: June 15, 2017
    Inventors: Walter Perkins, Vladimir Malinin, Franziska Leifer, Carlos Figueroa, Keith DiPetrillo
  • Publication number: 20170050945
    Abstract: Compounds, methods, compositions and kits for treating a patient with pulmonary sarcoidosis are provided. The compositions are formulated for delivery to a patient in need of treatment via inhalation. In one embodiment, the method of treating pulmonary sarcoidosis in a patient in need thereof includes administering to the lungs of the patient via inhalation, a composition comprising an effective amount of a disease-modifying antisarcoid compound, a prodrug thereof, or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable inhalation excipient. The disease-modifying antisarcoid compound can be an immunomodulating agent, for example derivatives of mycophenolic acid, or a TNF-? antagonist.
    Type: Application
    Filed: July 25, 2016
    Publication date: February 23, 2017
    Inventors: Kuan-Ju CHEN, Vladimir MALININ, Walter PERKINS, Keith DIPETRILLO, Adam PLAUNT
  • Publication number: 20170049739
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Application
    Filed: October 24, 2014
    Publication date: February 23, 2017
    Inventors: Adam Plaunt, Walter Perkins, Franziska Leifer, Donna M. Konicek, Zhili Li, Vladimir Malinin
  • Patent number: 9566234
    Abstract: Provided herein are systems for treating a subject with a pulmonary infection, for example, a nontuberculous mycobacterial pulmonary infection, a Burkholderia pulmonary infection, a pulmonary infection associated with bronchiectasis, or a Pseudomonas pulmonary infection. The system includes a pharmaceutical formulation comprising a liposomal aminoglycoside dispersion, and the lipid component of the liposomes consist essentially of electrically neutral lipids. The system also includes a nebulizer which generates an aerosol of the pharmaceutical formulation at a rate greater than about 0.53 gram per minute. The aerosol is delivered to the subject via inhalation for the treatment of the pulmonary infection.
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: February 14, 2017
    Assignee: Insmed Incorporated
    Inventors: Walter Perkins, Vladimir Malinin, Xingong Li, Brian Miller, Dominique Seidel, Philipp Holzmann, Harald Schulz, Michael Hahn
  • Publication number: 20160318844
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C2-C18 alkyl, branched C3-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described, for example, for administration via subcutaneous or intravenous infusion to a patient in need of pulmonary hypertension treatment. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom.
    Type: Application
    Filed: April 29, 2016
    Publication date: November 3, 2016
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Patent number: 9469600
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: October 18, 2016
    Assignee: Insmed Incorporated
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Publication number: 20160256425
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Application
    Filed: May 13, 2016
    Publication date: September 8, 2016
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Patent number: 9255064
    Abstract: Prostacyclin compounds and compositions comprising the same are provided herein. Specifically, prostacyclin compounds comprising treprostinil covalently linked to a linear C5-C18 alkyl, branched C5-C18 alkyl, linear C2-C18 alkenyl, branched C3-C18 alkenyl, aryl, aryl-C1-C18 alkyl or an amino acid or a peptide (e.g., dipeptide, tripeptide, tetrapeptide) are described. The linkage, in one embodiment, is via a carbamate, amide or ester bond. Prostacyclin compounds provided herein can also include at least one hydrogen atom substituted with at least one deuterium atom. Methods for treating pulmonary hypertension (e.g., pulmonary arterial hypertension) and portopulmonary hypertension are also provided.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: February 9, 2016
    Assignee: Insmed Incorporated
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna Konicek, Zhili Li, Adam Plaunt
  • Publication number: 20150328232
    Abstract: The present invention relates to pharmaceutical compositions comprising a prostacyclin, a cationic compound, and a surfactant. Particulate compositions, including liposomal, solid nanoparticulate prostacyclin compositions, including treprostinil formulations comprising cationic compound and the surfactant are also described. The present invention also relates to a system comprising the pharmaceutical composition and an inhalation device. Methods for treating pulmonary hypertension and portopulmonary hypertension with the compositions and systems described herein are also provided.
    Type: Application
    Filed: December 2, 2013
    Publication date: November 19, 2015
    Inventors: Vladimir Malinin, Walter Perkins, Franziska Leifer, Donna M. Omiatek, Jane Ong, Renu Gupta, Zhili Li
  • Publication number: 20150314002
    Abstract: In one aspect, the invention provides a stabilized lipid-based glycopeptide antibiotic composition and a process for producing the same. In another aspect, the invention provides methods for treating a bacterial pulmonary infection by administering to a subject in need thereof a therapeutically effective amount of the stabilized lipid-based glycopeptide antibiotic composition.
    Type: Application
    Filed: November 27, 2013
    Publication date: November 5, 2015
    Inventors: Walter Perkins, Vladimir Malinin
  • Publication number: 20150272880
    Abstract: Provided herein are systems for treating a subject with a pulmonary infection, for example, a nontuberculous mycobacterial pulmonary infection, a Burkholderia pulmonary infection, a pulmonary infection associated with bronchiectasis, or a Pseudomonas pulmonary infection. The system includes a pharmaceutical formulation comprising a liposomal aminoglycoside dispersion, and the lipid component of the liposomes consist essentially of electrically neutral lipids. The system also includes a nebulizer which generates an aerosol of the pharmaceutical formulation at a rate greater than about 0.53 gram per minute. The aerosol is delivered to the subject via inhalation for the treatment of the pulmonary infection.
    Type: Application
    Filed: May 21, 2013
    Publication date: October 1, 2015
    Inventors: Dominique Seidel, Philipp Holzmann, Harald Schulz, Michael Hahn, Walter Perkins, Vladimir Malinin, Xingong Li, Brian Miller