Patents by Inventor Shreerang Vidyadhar Joshi

Shreerang Vidyadhar Joshi 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).

  • Compounds with antifungal properties and process thereof
    Publication number: 20070259948
    Abstract: The present invention relates to compounds of formula (1), its solvates and pharmaceutically acceptable salts having antifungal activity and its pharmaceutical composition comprising an effective amount of compound of formula (1) wherein R is substituted alkyl, alkenyl, aryl, heteroaryl, 2-thienyl, 3-thienyl, halothienyl, haloalkyl, halophenyl, or pyrrolyl; and R1 and R2, each independent of the other, are hydrogen, halogen, or alkoxy. The invention also relates to a process for the preparation of said compounds by contacting the intermediate alcohol, prepared from 1,2-O-isopropylideneglyceraldehyde and substituted phenylacetates, with acid chlorides under appropriate conditions to obtain some of the preferred compounds of the invention.
    Type: Application
    Filed: August 4, 2006
    Publication date: November 8, 2007
    Inventors: Mukund Keshav Gurjar, Radhika Dilip Wakharkar, Hanumant Bapurao Borate, Ramesh Ganesh Kelkar, Andiappan Murugan, Mohan Anand Chandavarkar, Shreerang Vidyadhar Joshi, Sharangi Ravindra Vaiude
  • Process for preparing (RS) 3-methyl-1-(2-piperidinyl phenyl) butyl amine
    Patent number: 7041830
    Abstract: The Present invention relates to a process for the preparation of (RS) 3-methyl-1-(2-piperidinyl phenyl) butyl amine of formula 1. (RS) 3-Methyl-1-(2-piperidinyl phenyl butyl amine having formula 1 is an important key intermediate for the synthesis of repaglinide of formula 2 an oral hypoglycemic agent.
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: May 9, 2006
    Assignee: Council of Scientific and Industrial Research
    Inventors: Uttam Ramrao Kalkote, Mukund Keshao Gurjar, Shreerang Vidyadhar Joshi, Suresh Mahadev Kadam, Harish Kashinath Mondkar
  • Racemization of optically active 2-substituted phenyl glycine esters
    Patent number: 6812363
    Abstract: A process for preparing racemic mixtures containing nearly equal amounts of stereo isomers of compounds of formula (I), or their salts, by heating an enantiomerically enriched material with thionyl chloride. A required useful enantiomer may thereby be recovered from unwanted mother liquors that would otherwise be otherwise be discarded.
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: November 2, 2004
    Assignee: USV Limited
    Inventors: Krishna K. Maheshwari, Rayaprolu Kodandarama Sarma, Shreerang Vidyadhar Joshi, Anup Ramkrishna Barde, Rajiv Pandurang Sutar, Prasad Vasudeo Ranade
  • Process for preparing (RS) 3-methyl-1-(2-piperidinyl phenyl) butyl amine
    Publication number: 20040192921
    Abstract: The Present invention relates to a process for the preparation of (RS) 3-methyl-1-(2-piperidinyl phenyl) butyl amine of formula 1.
    Type: Application
    Filed: March 31, 2003
    Publication date: September 30, 2004
    Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Uttam Ramrao Kalkote, Mukund Keshao Gurjar, Shreerang Vidyadhar Joshi, Suresh Mahadev Kadam, Harish Kashinath Mondkar
  • Racemization of optically active 2-substituted phenyl glycine esters
    Publication number: 20040073057
    Abstract: A process for preparing racemic mixtures containing nearly equal amounts of stereo isomers of compounds of formula (I), or their salts, by heating an enantiomerically enriched material with thionyl chloride.
    Type: Application
    Filed: October 15, 2002
    Publication date: April 15, 2004
    Inventors: Krishna K. Maheshwari, Rayaprolu Kodandarama Sarma, Shreerang Vidyadhar Joshi, Anup Ramkrishna Barde, Rajiv Pandurang Sutar, Prasad Vasudeo Ranade