Patents by Inventor John Gregg Van Alsten

John Gregg Van Alsten 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).

  • Co-crystals and pharmaceutical compositions comprising the same
    Patent number: 10716789
    Abstract: The present invention relates to compositions and co-crystals each comprising a compound of formula I having the structure: wherein each of R1 and R2 is H or 2H and a co-crystal former selected from adipic acid, citric acid, fumaric acid, maleic acid, succinic acid, or benzoic acid. Also within the scope of this invention are methods of making and using the same.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: July 21, 2020
    Assignee: VERTEX PHARMACEUTICALS INCORPORATED
    Inventors: Kwame Wiredu Nti-Addae, Simon Adam O'Neil, Yuegang Zhang, Michael P. Waldo, Praveen Mudunuri, Bin Song, John Gregg Van Alsten, Mark Strohmeier, Kathy Stavropoulos, Irina Nikolaevna Kadiyala, Mettachit Navamal
  • CO-CRYSTALS AND PHARMACEUTICAL COMPOSITIONS COMPRISING THE SAME
    Publication number: 20180325897
    Abstract: The present invention relates to compositions and co-crystals each comprising a compound of formula I having the structure: wherein each of R1 and R2 is H or 2H and a co-crystal former selected from adipic acid, citric acid, fumaric acid, maleic acid, succinic acid, or benzoic acid. Also within the scope of this invention are methods of making and using the same.
    Type: Application
    Filed: July 18, 2018
    Publication date: November 15, 2018
    Inventors: Kwame Wiredu Nti-Addae, Simon Adam O'Neil, Yuegang Zhang, Michael Waldo, Praveen Mudunuri, Bin Song, John Gregg Van Alsten, Mark Strohmeier, Kathy Stavropoulos, Irina Nikolaevna Kadiyala, Mettachit Navamal
  • Co-crystals and pharmaceutical compositions comprising the same
    Patent number: 10039761
    Abstract: The present invention relates to compositions and co-crystals each comprising a compound of formula I having the structure: wherein each of R1 and R2 is H or 2H and a co-crystal former selected from adipic acid, citric acid, fumaric acid, maleic acid, succinic acid, or benzoic acid. Also within the scope of this invention are methods of making and using the same.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: August 7, 2018
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Kwame Wiredu Nti-Addae, Simon Adam O'Neil, Yuegang Zhang, Michael Waldo, Praveen Mudunuri, Bin Song, John Gregg Van Alsten, Mark Strohmeier, Kathy Stavropoulos, Irina Nikolaevna Kadiyala, Mettachit Navamal
  • Inhibitors of influenza viruses replication
    Patent number: 9771361
    Abstract: Polymorphic forms of Compound (1) or a pharmaceutically acceptable salt thereof, wherein Compound (1) is represented by the following structural formula: are Form A of HCl salt of Compound (1).½H2O, Form F of HCl salt of Compound (1).3H2O, Form D of HCl salt of Compound (1), Form A of Compound (1), and Form A of tosylate salt of Compound (1). Such polymorphic forms are employed for treating influenza, inhibiting the replication of influenza viruses, or reducing the amount of influenza viruses in a biological sample or in a subject.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: September 26, 2017
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Kwame W. Nti-Addae, Michael Waldo, Simon Adam O'Neil, John Gregg Van Alsten, Dainius Macikenas, Praveen Mudunuri, Yi Shi, Mark Willem Ledeboer, Valdas Jurkauskas, Ales Medek, Steven Jones, Randal Byrn, Mohammed Asmal, Sarah Marie Robertson, Wanjung Tsai
  • CO-CRYSTALS AND PHARMACEUTICAL COMPOSITIONS COMPRISING THE SAME
    Publication number: 20160339024
    Abstract: The present invention relates to compositions and co-crystals each comprising a compound of formula I having the structure: wherein each of R1 and R2 is H or 2H and a co-crystal former selected from adipic acid, citric acid, fumaric acid, maleic acid, succinic acid, or benzoic acid. Also within the scope of this invention are methods of making and using the same.
    Type: Application
    Filed: April 15, 2016
    Publication date: November 24, 2016
    Applicant: Vertex Pharmaceuticals Incorporated
    Inventors: Kwame Wiredu Nti-Addae, Simon Adam O'Neil, Yuegang Zhang, Michael Waldo, Praveen Mudunuri, Bin Song, John Gregg Van Alsten, Mark Strohmeier, Kathy Stavropoulos, Irina Nikolaevna Kadiyala, Mettachit Navamal
  • INHIBITORS OF INFLUENZA VIRUSES REPLICATION
    Publication number: 20160251353
    Abstract: Polymorphic forms of Compound (1) or a pharmaceutically acceptable salt thereof, wherein Compound (1) is represented by the following structural formula: are Form A of HCl salt of Compound (1).½H2O, Form F of HCl salt of Compound (1).3H2O, Form D of HCl salt of Compound (1), Form A of Compound (1), and Form A of tosylate salt of Compound (1). Such polymorphic forms are employed for treating influenza, inhibiting the replication of influenza viruses, or reducing the amount of influenza viruses in a biological sample or in a subject.
    Type: Application
    Filed: May 10, 2016
    Publication date: September 1, 2016
    Inventors: Kwame W. Nti-Addae, Michael Waldo, Simon Adam O'Neil, John Gregg Van Alsten, Dainius Macikenas, Praveen Mudunuri, Yi Shi, Mark Willem Ledeboer, Valdas Jurkauskas, Ales Medek, Steven Jones, Randal Byrn, Mohammed Asmal, Sarah Marie Robertson, Wanjung Tsai
  • METHODS OF STEREOSELECTIVE SYNTHESIS OF SUBSTITUTED NUCLEOSIDE ANALOGS
    Publication number: 20140309413
    Abstract: The present invention relates to the novel diastereoselective syntheses for generating phosphorothioate compounds. Examples include nucleoside phosphorothioate analogs that are useful in treating diseases and/or conditions such as viral infections.
    Type: Application
    Filed: March 10, 2014
    Publication date: October 16, 2014
    Applicant: Vertex Pharmaceuticals Incorporated
    Inventors: Peter Jamison Rose, Young Chun Jung, Cavan McKeon Bligh, Shereen Ibrahim, Luigi Anzalone, David B. Miller, JR., John Gregg Van Alsten, Timothy Thomas Curran
  • Derivatized metallic surfaces, composites of functionalized polymers with such metallic surfaces and processes for formation thereof
    Patent number: 6299983
    Abstract: This invention provides for metal surfaces which when derivatized with &agr;-&ohgr; bis-functionalized substantially linear aliphatic, including fluoroaliphatic acids and metal salts thereof exhibit changes in surface properties. In particular, composites formed from polymers and metallic surfaces derivatized according to a process of the present invention exhibit surprising durability.
    Type: Grant
    Filed: November 16, 1998
    Date of Patent: October 9, 2001
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: John Gregg Van Alsten