Patents by Inventor Dumbala Srinivasa Reddy

Dumbala Srinivasa Reddy 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).

  • Patent number: 11724995
    Abstract: Decalin derivative compounds of formula (I) are provided, including processes for preparation thereof, and pharmaceutical compositions including the decalin derivative compounds. Methods are provided for treating blood related disorders, such as sickle cell anemia, in a subject in need thereof using a compound of formula (I).
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: August 15, 2023
    Assignee: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Kiran Ashok Kulkarni, Hanuman Popat Kalmode, Paresh Ramesh Athawale, Suhag Sanjay Patil, Raveena Vijay Rajput, Yash Jignasu Mankad, Namrata Nandkishor Patil
  • Patent number: 11718633
    Abstract: The present invention relates to an indole compound of Formula (I) or pharmaceutically acceptable salt thereof, and process for the preparation thereof. The present invention also relates to a pharmaceutical composition of indole compound of Formula (I) or pharmaceutically acceptable salt thereof for treating mycobacterial infection or antimalarial infection or antifungal infection in a subject in need thereof.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: August 8, 2023
    Assignee: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Dumbala Srinivasa Reddy, Sidharth Chopra, Rahul Dilip Shingare, Sreenivasa Rao Ramana, Arunava Dasgupta
  • Publication number: 20220228086
    Abstract: The present invention discloses a process for the oxidation of fatty acids comprises reacting fatty acid with O2 containing O3 for a period of 0.1-60 min at a temp in the range of ?78 to 30 deg C. to obtain the corresponding products, wherein the conversion of the fatty acid is in the range of 80% to 100% and the process is catalyst free and co-oxidant free.
    Type: Application
    Filed: May 30, 2020
    Publication date: July 21, 2022
    Inventors: Amol Arvind KULKARNI, Dumbala Srinivasa REDDY, Paresh Ramesh ATHAWALE, Ranjit Shabu ATAPALKAR
  • Patent number: 11274081
    Abstract: The present disclosed an improved process for the synthesis of ivacaftor starting from indole acetic acid ester which can be performed in batch as well as continuous flow synthesis. The present invention further disclosed to a continuous process for the synthesis of compound of formula (II) or formula (III) from compound of formula (I) in continuous flow reactor.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 15, 2022
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Dumbala Srinivasa Reddy, Amol Arvind Kulkarni, Vasudevan Natarajan, Mrityunjay Keshavprasad Sharma
  • Publication number: 20210395212
    Abstract: Decalin derivative compounds of formula (I) are provided, including processes for preparation thereof, and pharmaceutical compositions including the decalin derivative compounds. Methods are provided for treating blood related disorders, such as sickle cell anemia, in a subject in need thereof using a compound of formula (I).
    Type: Application
    Filed: October 22, 2019
    Publication date: December 23, 2021
    Applicant: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Kiran Ashok Kulkarni, Hanuman Popat Kalmode, Paresh Ramesh Athawale, Suhag Sanjay Patil, Raveena Vijay Rajput, Yash Jignasu Mankad, Namrata Nandkishor Patil
  • Publication number: 20210238204
    Abstract: The present invention relates to an indole compound of Formula (I) or pharmaceutically acceptable salt thereof, and process for the preparation thereof. The present invention also relates to a pharmaceutical composition of indole compound of Formula (I) or pharmaceutically acceptable salt thereof for treating mycobacterial infection or antimalarial infection or antifungal infection in a subject in need thereof.
    Type: Application
    Filed: May 15, 2019
    Publication date: August 5, 2021
    Inventors: Dumbala Srinivasa REDDY, Sidharth CHOPRA, Rahul Dilip SHINGARE, Sreenivasa Rao RAMANA, Arunava DASGUPTA
  • Patent number: 11002524
    Abstract: The present invention discloses a cyclic compound of formula (I) and a process of preparation thereof. The present invention further discloses a process for the preparation of compound of formula (II) preferably Hunanamycin A from compound of formula (I).
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: May 11, 2021
    Assignee: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Rahul Dilip Shingare
  • Publication number: 20200325104
    Abstract: The present disclosed an improved process for the synthesis of ivacaftor starting from indole acetic acid ester which can be performed in batch as well as continuous flow synthesis. The present invention further disclosed to a continuous process for the synthesis of compound of formula (II) or formula (III) from compound of formula (I) in continuous flow reactor.
    Type: Application
    Filed: May 26, 2017
    Publication date: October 15, 2020
    Inventors: Dumbala Srinivasa REDDY, Amol Arvind KULKARNI, Vasudevan NATARAJAN, Mrityunjay Keshavprasad SHARMA
  • Publication number: 20200249002
    Abstract: The present invention discloses a cyclic compound of formula (I) and a process of preparation thereof. The present invention further discloses a process for the preparation of compound of formula (II) preferably Hunanamycin A from compound of formula (I).
    Type: Application
    Filed: March 30, 2017
    Publication date: August 6, 2020
    Applicant: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Rahul Dilip Shingare
  • Patent number: 10562922
    Abstract: The present invention discloses novel silicon incorporated cyclic compounds of formula I, Wherein Ar1 and Ar2 are individually selected from any aryl group which can be optionally substituted; X is selected from any inorganic anion such as halide, carbonate, sulfate, nitrate or any organic anion selected from acetate, tartarate, citrate, carbonate or organosulfonates such as tosylate, mesylate, triflate; R1 and R2 are individually selected from C1-C8 alkyl, cycloalkyl, aryl, heteroaryl, aralkyl, alkoxyalkyl, aminoalkyl, thioalkyl, haloalkyl or hydroxyalkyl. R1 and R2 together may form a ring which optionally may be substituted or may contain heteroatoms; a pharmaceutical composition comprising a therapeutically effective amount of compounds of general formula I, including geometrical isomers and/or salts thereof along with a drug and optionally along with a carrier or diluent or pharmaceutically acceptable excipient for treating malaria and toxoplasmosis.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: February 18, 2020
    Assignee: Council of Scientific and Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Dhanasekaran Shanmugam, Remya Ramesh, Anurag Shukla, Meenakshi Anil Belekar
  • Patent number: 10550135
    Abstract: The present invention discloses a silicon incorporated quinoline of formula (I) wherein, X, Y, A, R1 and R2 are as described. The present invention further discloses a process for the preparation of silicon incorporated quinolines of formula I; a pharmaceutical composition comprising silicon incorporated quinolines of formula (I) or pharmaceutically acceptable salt thereof. The present invention also discloses a method for treating diseases caused by Plasmodium falciparum or other coccidian parasites using the silicon incorporated quinolines of formula I or pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: February 4, 2020
    Assignee: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Dhanasekaran Shanmugam, Remya Ramesh, Anurag Shukla, Meenakshi Anil Belekar
  • Publication number: 20190242686
    Abstract: A tape measure including a reinforced or coated tape measure blade is provided. The coating is thicker than the metal inner layer of the tape blade. The coating provides a reinforced tape blade such that elongate tape blade may have a pinch load threshold of greater than 50 lbs. and/or a pinch height at break of less than 1.5 mm. A hook assembly may also provide for reduced stress at the end of the tape blade.
    Type: Application
    Filed: March 30, 2017
    Publication date: August 8, 2019
    Applicant: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Rahul Dilip Shingare
  • Publication number: 20190202843
    Abstract: The present invention discloses novel silicon incorporated cyclic compounds of formula I, Wherein Ar1 and Ar2 are individually selected from any aryl group which can be optionally substituted; X is selected from any inorganic anion such as halide, carbonate, sulfate, nitrate or any organic anion selected from acetate, tartarate, citrate, carbonate or organosulfonates such as tosylate, mesylate, triflate; R1 and R2 are individually selected from C1-C8 alkyl, cycloalkyl, aryl, heteroaryl, aralkyl, alkoxyalkyl, aminoalkyl, thioalkyl, haloalkyl or hydroxyalkyl. R1 and R2 together may form a ring which optionally may be substituted or may contain heteroatoms; a pharmaceutical composition comprising a therapeutically effective amount of compounds of general formula I, including geometrical isomers and/or salts thereof along with a drug and optionally along with a carrier or diluent or pharmaceutically acceptable excipient for treating malaria and toxoplasmosis.
    Type: Application
    Filed: February 17, 2017
    Publication date: July 4, 2019
    Inventors: Dumbala Srinivasa Reddy, Dhanasekaran Shanmugam, Remya Ramesh, Anurag Shukla, Meenakshi Anil Belekar
  • Patent number: 10336703
    Abstract: The present patent discloses a novel one pot two-step process for the synthesis of ivacaftor and related compounds of [Formula (I)], wherein R1, R2, R3, R4, R5, R6, R7 and Ar1 are as described above; its tautomers or pharmaceutically acceptable salts thereof starting from indole acetic acid amides.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: July 2, 2019
    Assignee: Council of Scientific and Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Vasudevan Natarajan, Gorakhnath Rajaram Jachak
  • Publication number: 20190112321
    Abstract: The present invention discloses a silicon incorporated quinoline of formula (I) wherein, X, Y, A, R1 and R2 are as described. The present invention further discloses a process for the preparation of silicon incorporated quinolines of formula I; a pharmaceutical composition comprising silicon incorporated quinolines of formula (I) or pharmaceutically acceptable salt thereof. The present invention also discloses a method for treating diseases caused by Plasmodium falciparum or other coccidian parasites using the silicon incorporated quinolines of formula I or pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: March 30, 2017
    Publication date: April 18, 2019
    Inventors: Dumbala Srinivasa Reddy, Dhanasekaran Shanmugam, Remya Ramesh, Anurag Shukla, Meenakshi Anil Belekar
  • Patent number: 10246449
    Abstract: A 1,2,3 triazole-thiazole compound of formula (I) or pharmaceutically acceptable salt thereof, process for its preparation, its pharmaceutical composition and method for the treatment for stalling vitiligo spread or provide prophylactic benefit to individuals with vitiligo predisposition.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: April 2, 2019
    Assignee: Council of Scientific & Industrial Research
    Inventors: Rajesh Sudhir Gokhale, Dumbala Srinivasa Reddy, Balamkundu Seetharamsingh, Parul Ganju, Vivek Tirunelveli Natarajan
  • Patent number: 10221122
    Abstract: The present invention relates to an enantiospecific process for the preparation of (R) and (S) enantiomers of sex pheromones of the long-tailed mealybug with high enantiopurity.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: March 5, 2019
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Dumbala Srinivasa Reddy, Remya Ramesh
  • Publication number: 20180370962
    Abstract: A 1,2,3 triazole-thiazole compound of formula (I) or pharmaceutically acceptable salt thereof, process for its preparation, its pharmaceutical composition and method for the treatment for stalling vitiligo spread or provide prophylactic benefit to individuals with vitiligo predisposition.
    Type: Application
    Filed: December 20, 2016
    Publication date: December 27, 2018
    Inventors: Rajesh Sudhir GOKHALE, Dumbala Srinivasa REDDY, Balamkundu SEETHARAMSINGH, Parul GANJU, Vivek Tirunelveli NATARAJAN
  • Patent number: 10053472
    Abstract: The present invention discloses novel antifungal compounds of formula (I), method for preparing these compounds and the use of these compounds as antifungal agents in prevention and treatment of fungal infections, and compositions containing these novel compounds.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: August 21, 2018
    Assignee: Council of Scientific & Industrial Research
    Inventors: Dumbala Srinivasa Reddy, Gorakhnath Rajaram Jachak, Remya Ramesh, Santosh Genba Tupe, Mukund Vinayak Deshpande
  • Publication number: 20180134650
    Abstract: The present invention relates to an enantiospecific process for the preparation of (R) and (S) enantiomers of sex pheromones of the long-tailed mealybug with high enantiopurity.
    Type: Application
    Filed: May 12, 2016
    Publication date: May 17, 2018
    Inventors: Dumbala Srinivasa Reddy, Remya Ramesh