Patents Assigned to BioCryst Pharmaceuticals, Inc.
  • Patent number: 11866418
    Abstract: Disclosed are compounds of formulae I and II, and pharmaceutically acceptable salts and prodrugs thereof, which are inhibitors of the complement system. Also provided are pharmaceutical compositions comprising such a compound, and methods of using the compounds and compositions in the treatment or prevention of a disease or condition characterized by aberrant complement system activity.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: January 9, 2024
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Weihe Zhang, Peng-Cheng Lu, Minwan Wu, Wei Lv, Trung Xuan Nguyen, Zhao Dang, Venkat R. Chintareddy, V. Satish Kumar, Krishnan Raman
  • Patent number: 11807605
    Abstract: Disclosed are compounds of formula I, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: November 7, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, V. Satish Kumar, Weihe Zhang, Lakshminarayana Vogeti
  • Patent number: 11708332
    Abstract: Disclosed are compounds of formula I as described herein, and pharmaceutically acceptable salts thereof. The compounds are disclosed to be inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: July 25, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11708347
    Abstract: Disclosed are compounds of formulae I and II, and pharmaceutically acceptable salts and prodrugs thereof, which are inhibitors of the complement system. Also provided are pharmaceutical compositions comprising such a compound, and methods of using the compounds and compositions in the treatment or prevention of a disease or condition characterized by aberrant complement system activity.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: July 25, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Weihe Zhang, Peng-Cheng Lu, Minwan Wu, Wei Lv, Trung Xuan Nguyen, Zhao Dang, Venkat R. Chintareddy, V. Satish Kumar, Krishnan Raman
  • Patent number: 11708333
    Abstract: Disclosed are compounds of formula I: as described herein, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one such compound, and methods involving use of the compounds and compositions in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: July 25, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11685721
    Abstract: Disclosed are compounds of formula I as described herein, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: June 27, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11661426
    Abstract: Disclosed are compounds of formula I, II, III, and IV, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of ALK2 kinase. Also provided are pharmaceutical compositions comprising a compound of formula I, II, III, or IV, or pharmaceutically acceptable salt thereof, and methods involving use of the compounds or pharmaceutically acceptable salts thereof and compositions in the treatment and prevention of various diseases and conditions, such as fibrodysplasia ossificans progressiva.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: May 30, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, V. Satish Kumar, Weihe Zhang, Peng-Cheng Lu, Krishnan Raman
  • Patent number: 11618731
    Abstract: Disclosed are compounds of formula I, II, and III, and pharmaceutically acceptable salts thereof, which are inhibitors of kallikrein. Also provided are pharmaceutical compositions comprising such a compound, and methods involving use of the compounds and compositions in the treatment and prevention of acquired or hereditary angioedema, or other diseases and conditions characterized by aberrant kallikrein activity.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: April 4, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, V. Satish Kumar, Venkat R. Chintareddy, Weihe Zhang, Lakshminarayana Vogeti
  • Patent number: 11618733
    Abstract: Disclosed are crystalline salts of Compound I, methods of preparing them, and related pharmaceutical preparations thereof. Also disclosed are methods of treatment using the crystalline salts of the invention.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: April 4, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Yahya El-Kattan, Yarlagadda S. Babu
  • Patent number: 11559515
    Abstract: Disclosed are compounds of formula I, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of the complement system. Also provided are pharmaceutical compositions comprising a compound of formula I, and methods involving use of the compounds and compositions in the treatment and prevention of diseases and conditions characterized by aberrant complement system activity.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: January 24, 2023
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Weihe Zhang, Lakshminarayana Vogeti, Minwan Wu, Venkat R. Chintareddy, Krishnan Raman
  • Patent number: 11464755
    Abstract: The invention provides unit dosage forms, kits, and methods useful for treating viral infections.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: October 11, 2022
    Assignee: Biocryst Pharmaceuticals, Inc.
    Inventors: Yarlagadda S Babu, Pooran Chand, Shanta Bantia, Shane Arnold, John Michael Kilpatrick
  • Patent number: 11370774
    Abstract: Disclosed are compounds of formulae I and II, and pharmaceutically acceptable salts and prodrugs thereof, which are inhibitors of the complement system. Also provided are pharmaceutical compositions comprising such a compound, and methods of using the compounds and compositions in the treatment or prevention of a disease or condition characterized by aberrant complement system activity.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: June 28, 2022
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Weihe Zhang, Peng-Cheng Lu, Minwan Wu, Wei Lv, Trung Xuan Nguyen, Zhao Dang, Venkat R. Chintareddy, V. Satish Kumar, Krishnan Raman
  • Publication number: 20220160694
    Abstract: This disclosure is generally in the field of ophthalmic therapies, and more particularly to the treatment of various ocular diseases and conditions by non-surgical administration to the eye of a subject of a drug composition described herein containing a plasma kallikrein inhibitor. Plasma kallikrein inhibitors include avoralstat. The compositions and methods include delivery of a plasma kallikrein inhibitor to the suprachoroidal space (SCS) of the eye.
    Type: Application
    Filed: April 8, 2020
    Publication date: May 26, 2022
    Applicant: BIOCRYST PHARMACEUTICALS, INC.
    Inventors: Yarlagadda Babu, Viral Kansara, Rick McElheny
  • Patent number: 11230530
    Abstract: Disclosed are compounds of formula I: as described herein, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one such compound, and methods involving use of the compounds and compositions in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: January 25, 2022
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11203574
    Abstract: Disclosed are compounds of formula I as described herein, and pharmaceutically acceptable salts thereof. The compounds are disclosed to be inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: December 21, 2021
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11192861
    Abstract: Disclosed are compounds of formula I as described herein, and pharmaceutically acceptable salts thereof. The compounds are disclosed to be inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: December 7, 2021
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Minwan Wu, Venkat R. Chintareddy, V. Satish Kumar, Weihe Zhang
  • Patent number: 11173159
    Abstract: The present invention is directed to methods and compositions for inhibition of viral nucleic acid polymerases, such as RNA and DNA polymerases, and methods and compositions that are useful for treating viral infections in subjects. The methods comprise administering to the subject a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or hydrate thereof, or a composition comprising a compound of formula I, or a pharmaceutically acceptable salt or hydrate thereof, and a pharmaceutically acceptable carrier. The composition or method may optionally comprise one or more additional anti-viral agents.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: November 16, 2021
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Shanta Bantia, Pravin L. Kotian, Yarlagadda S. Babu
  • Patent number: 11117867
    Abstract: Disclosed are crystalline salts of Compound I, methods of preparing them, and related pharmaceutical preparations thereof. Also disclosed are methods of treatment using the crystalline salts of the invention.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: September 14, 2021
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Yahya El-Kattan, Yarlagadda S. Babu
  • Patent number: 11110092
    Abstract: The present application relates to treatment of hematologic cancers, which treatments can include, e.g., administration of a purine nucleoside phosphorylase (PNP) inhibitor, an alkylating agent and/or an anti-CD20 agent, and related compositions and kits.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: September 7, 2021
    Assignee: BIOCRYST PHARMACEUTICALS, INC.
    Inventors: Shanta Bantia, Philip Breitfeld, Yarlagadda S Babu
  • Patent number: 11066360
    Abstract: Disclosed are compounds of formula I, and pharmaceutically acceptable salts thereof. The compounds are inhibitors of plasma kallikrein. Also provided are pharmaceutical compositions comprising at least one compound of the invention, and methods involving use of the compounds and compositions of the invention in the treatment and prevention of diseases and conditions characterized by unwanted plasma kallikrein activity.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: July 20, 2021
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, V. Satish Kumar, Weihe Zhang, Lakshminarayana Vogeti