Patents by Inventor Narsimha Reddy Penthala

Narsimha Reddy Penthala 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: 20170362254
    Abstract: The present disclosure provides dimers of melampomagnolide B (MMB), including carbamate, carbonate, succinic amide, ester and carboxamide dimers of MMB. These derivatives are useful for treating cancer in humans, in particular in treating leukemia, including acute myelogenous leukemia (AML). A compound comprising Formula (1) wherein: Z is independently selected from the group consisting of CH2, O, C(O), and CH, wherein when Z is CH, Z is connected to Y via a double bond and Y is N.
    Type: Application
    Filed: December 3, 2015
    Publication date: December 21, 2017
    Inventors: Venumadhav Janganati, Peter Crooks, Narsimha Reddy Penthala, Craig Jordan, Shobanbabu Bommagani, Jessica Ponder
  • Publication number: 20170252347
    Abstract: A composition and method of treatment of neuromuscular, neuromuscular degenerative, neurodegenerative, autoimmune, developmental, traumatic, hearing loss related, and/or metabolic diseases, including spinal muscular atrophy (SMA) syndrome (SMA1, SMA2, SMA3, and SMA4, also called Type I, II, III and IV), traumatic brain injury (TBI), concussion, keratoconjunctivitis sicca (Dry Eye Disease), glaucoma, Sjogren's syndrome, rheumatoid arthritis, post-LASIK surgery, anti-depressants use, Wolfram Syndrome, and Wolcott-Rallison syndrome. The composition is selected from the group consisting of 2,3-DNP, 2,4-DNP, 2,5-DNP, 2,6-DNP, 3,4-DNP, or 3,5-DNP, bipartite 2,3-dinitrophenol, 2,4-dinitrophenol, 2,5-dinitrophenol, 2,6-dinitrophenol, 3,4-dinitrophenol, or 3,5-dinitrophenol (2,3-DNP, 2,4-DNP, 2,5-DNP, 2,6-DNP, 3,4-DNP, or 3,5-DNP) prodrugs; Gemini prodrugs, bioprecursor molecules, and combinations thereof. A dose of the composition for treatment of neurodegenerative diseases may be from about 0.
    Type: Application
    Filed: March 7, 2017
    Publication date: September 7, 2017
    Inventors: John Gerard Geisler, Robert Alonso, Peter Anthony Crooks, Narsimha Reddy Penthala, Zaineb Albayati
  • Patent number: 9597316
    Abstract: Provided herein are compounds, comprising Formula (I) or Formula (II), and their pharmaceutically acceptable salts. Also provided are pharmaceutical compositions comprising a pharmaceutically acceptable excipient and at least one compound of Formula (I) and (II), singly or in combination with other pharmaceutically active ingredients, such as anti-inflammatory agents or anticancer agents. These compounds and pharmaceutical compositions are useful for treating inflammation or an inflammation related disorder in a subject via administration to the subject. These compounds and pharmaceutical compositions are also useful for inhibiting COX-2, for treating cancer, for reducing the size of a neoplasm, and for inhibiting tubulin polymerization in a cell.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: March 21, 2017
    Assignee: BIOVENTURES LLC
    Inventors: Narsimha Reddy Penthala, Peter Crooks
  • Publication number: 20170015635
    Abstract: The present invention relates to disubstituted triazoles, their synthesis, and their use as anti-cancer compounds. In particular, compounds of Formula (I) are provided.
    Type: Application
    Filed: September 30, 2016
    Publication date: January 19, 2017
    Applicant: Board of Trustees of the University of Arkansas
    Inventors: Nikhil Reddy Madadi, Narsimha Reddy Penthala, Peter Crooks, Leena Maddukuri, Robert Eoff
  • Publication number: 20160368929
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, and thiocarbamates. The derivatives may be synthesized via an MMB triazole intermediate. These derivatives are useful for treating cancer in humans.
    Type: Application
    Filed: September 1, 2016
    Publication date: December 22, 2016
    Applicants: The Board of Trustees of the University of Arkansas, University of Rochester
    Inventors: Venumadhav Janganati, Narsimha Reddy Penthala, Peter A. Crooks, Craig T. Jordan
  • Publication number: 20160368928
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, thiocarbamates, ester and amide derivatives of MMB. These derivatives are useful for treating cancer in humans.
    Type: Application
    Filed: August 30, 2016
    Publication date: December 22, 2016
    Inventors: Shobanbabu Bommagani, Peter Crooks, Narsimha Reddy Penthala, Venumadhav Janganati, Craig T. Jordan, Jessica Ponder
  • Patent number: 9487536
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, thiocarbamates, ester and amide derivatives of MMB. These derivatives are useful for treating cancer in humans.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: November 8, 2016
    Assignees: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS, REGENTS OF THE UNIVERSITY OF COLORADO
    Inventors: Shobanbabu Bommagani, Peter Crooks, Narsimha Reddy Penthala, Venumadhav Janganati, Craig T. Jordan, Jessica Ponder
  • Patent number: 9469650
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, and thiocarbamates. The derivatives may be synthesized via an MMB triazole intermediate. These derivatives are useful for treating cancer in humans.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: October 18, 2016
    Assignees: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS, UNIVERSITY OF ROCHESTER
    Inventors: Venumadhav Janganati, Narsimha Reddy Penthala, Peter A. Crooks, Craig T. Jordan
  • Publication number: 20160083397
    Abstract: The present invention provides parthenolide derivatives. In particular, the present invention provides parthenolide derivatives that modulate processes controlled by regulated mRNA translation and have anticancer activity.
    Type: Application
    Filed: April 18, 2014
    Publication date: March 24, 2016
    Inventors: Narsimha Reddy Penthala, Peter Crooks, Venumadhav Janganati
  • Publication number: 20160077084
    Abstract: The present invention provides in vivo methods for screening compounds of interest. The methods rely on readily-observable phenotypic changes in amphibian oocytes or early embryos.
    Type: Application
    Filed: April 18, 2014
    Publication date: March 17, 2016
    Inventors: Angus MacNicol, Narsimha Reddy Penthala, Peter Crooks, Venumadhav Janganati
  • Publication number: 20160075689
    Abstract: Inhibitors of DNA damage polymerases, endonucleases, and helicases are provided. In particular, compounds comprising Formula (I) are described.
    Type: Application
    Filed: April 23, 2014
    Publication date: March 17, 2016
    Applicant: The Board of Trustees of the University of Arkansas
    Inventors: Narsimha Reddy Penthala, Peter Crooks, Robert Eoff, Grace Coggins, Leena Maddukuri, Jessica H. Hartman, Dae Song Jang, Alexei Basnakian, Suja Aarattuthodiyil, Kevin Raney
  • Publication number: 20160068506
    Abstract: The present invention relates novel heterocyclic analogs of combretastatin, their synthesis, and their use as anti-cancer compounds. In particular, compounds of Formula (I), Formula (II), and Formula (V) are provided.
    Type: Application
    Filed: April 15, 2014
    Publication date: March 10, 2016
    Inventors: Narsimha Reddy Penthala, Peter Crooks, Vijayakumar Sonar
  • Publication number: 20150328216
    Abstract: Provided herein are compounds, comprising Formula (I) or Formula (II), and their pharmaceutically acceptable salts. Also provided are pharmaceutical compositions comprising a pharmaceutically acceptable excipient and at least one compound of Formula (I) and (II), singly or in combination with other pharmaceutically active ingredients, such as anti-inflammatory agents or anticancer agents. These compounds and pharmaceutical compositions are useful for treating inflammation or an inflammation related disorder in a subject via administration to the subject. These compounds and pharmaceutical compositions are also useful for inhibiting COX-2, for treating cancer, for reducing the size of a neoplasm, and for inhibiting tubulin polymerization in a cell.
    Type: Application
    Filed: December 26, 2013
    Publication date: November 19, 2015
    Applicant: Board of Trustees of the University of Arkansas
    Inventors: Narsimha Reddy Penthala, Peter Crooks
  • Publication number: 20150203508
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, thiocarbamates, ester and amide derivatives of MMB. These derivatives are useful for treating cancer in humans.
    Type: Application
    Filed: April 1, 2015
    Publication date: July 23, 2015
    Inventors: Shobanbabu Bommagani, Peter Crooks, Narsimha Reddy Penthala, Venumadhav Janganati, Craig T. Jordan, Jessica Ponder
  • Publication number: 20150133444
    Abstract: The present disclosure provides derivatives of melampomagnolide B (MMB), including carbonates, carbamates, and thiocarbamates. The derivatives may be synthesized via an MMB triazole intermediate. These derivatives are useful for treating cancer in humans.
    Type: Application
    Filed: November 10, 2014
    Publication date: May 14, 2015
    Inventors: Venumadhav Janganati, Narsimha Reddy Penthala, Peter A. Crooks, Craig T. Jordan
  • Patent number: 8273918
    Abstract: The invention relates to an process for preparing Tamsulosin hydrochloride of Formula (I) which comprises (i) reacting (R)-(?)-5-(2-amino-propyl)-2-methoxybenzenesulfonamide of Formula (II) with substituted phenoxy compound of Formula (III), wherein Z represents a removing group, such as —OSO2CH3, —OSO2C6H4CH3, —F, —Br, —Cl, or —I, in a solvent in the presence of an alkaline earth metal oxide to obtain Tamsulosin base and (ii) converting Tamsulosin base into hydrochloride salt in a solvent by addition of aqueous hydrochloric acid.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: September 25, 2012
    Assignee: Avrobindo Pharma Ltd.
    Inventors: Anand Gopalkrishna Kamat, Narsimha Reddy Penthala, Sivakumaran Meenakshisunderam
  • Publication number: 20070161791
    Abstract: The present invention relates to an improved process for the preparation of 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-[[(2RS)-2,3,4,5-tetrahydrofuran-2-yl]carbonyl]piperazine hydrochloride dihydrate of Formula I, through an intermediate 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-[[(2RS)-2,3,4,5-tetrahydrofuran-2-yl]carbonyl]piperazine hydrochloride/hydrobromide (V).
    Type: Application
    Filed: January 3, 2007
    Publication date: July 12, 2007
    Inventors: Narsimha Reddy Penthala, Anand Gopalkrishna Kamat, Sivakumaran Meenakshisunderam