Patents by Inventor Vaddu Venkata Narayana Reddy

Vaddu Venkata Narayana 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).

  • Substituted 1, 4-dioxa-8-azaspiro[4,5]decanes useful as fungicides and a process for the preparation thereof
    Patent number: 8841296
    Abstract: This invention provides novel substituted 1,4-dioxa-8-azaspiro[4,5]decane compounds of the general formula (1), wherein R1 is selected from phenethyl, 4,6-dimethoxypyrimidin-2-yl and (2-chloro-5-thiazolyl)methyl and R2 is selected from the group consisting of hydroxy, 4-bromo-2-chlorophenoxy, morpholin-4-yl, (2-chloro-5-thiazolyl)methyloxy, benzyloxy, phenylsulfanyl, benzotriazol and 5-chloro-2-fluoroanilino. The present invention also relates to a process for the preparation of novel substituted 1,4-dioxa-8-azaspiro[4,5]decanes of general formula (1). The novel substituted 1,4-dioxa-8-azaspiro[4,5]decane of general formula (1) has fungicidal activity.
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: September 23, 2014
    Assignee: Council of Scientific and Industrial Research, Anusandhan Bhawan, Rafi Marg
    Inventors: Mukund Vinayak Deshpande, Sunita Ranjan Deshpande, Fazal Shirazi, Preeti Madhukar Chaudhary, Nelavelli Malleswara Rao, Baidyanath Mohanty, Nageshwar Nath Sharma, Anand Kumar Bachhawat, Ganesan Kaliannan, Sanjoy Paul, Raj Kumar, Bommena Vittal Rao, Bhimrao Bodhanrao Gawali, Vaddu Venkata Narayana Reddy, Jhillu Singh Yadav
  • SUBSTITUTED 1, 4-DIOXA-8-AZASPIRO[4,5]DECANES USEFUL AS FUNGICIDES AND A PROCESS FOR THE PREPARATION THEREOF
    Publication number: 20120225877
    Abstract: This invention relates provides novel substituted 1,4-dioxa-8-azaspiro[4,5]decane of general formula (1), wherein R1 is selected from phenethyl, 4,6-dimethoxypyrimidin-2-yl and (2-chloro-5-thiazolyl)methyl and R2 is selected from the group consisting of hydroxy, 4-bromo-2-chlorophenoxy, morpholin-4-yl, (2-chloro-5-thiazolyl)methyloxy, benzyloxy, phenylsulfanyl, benzotriazol-1-yl and 5-chloro-2-fluoroanilino. The present invention also relates to a process for the preparation of novel substituted 1,4-dioxa-8-azaspiro[4,5]decanes of general formula (1). The novel substituted 1,4-dioxa-8-azaspiro[4,5]decane of general formula (1) has fungicidal activity.
    Type: Application
    Filed: March 23, 2010
    Publication date: September 6, 2012
    Inventors: Mukund Vinayak Deshpande, Sunita Ranjan Deshpande, Fazal Shirazi, Preeti Madhukar Chaudhary, Nelavelli Malleswara Rao, Baidyanath Mohanty, Nageshwar Nath Sharma, Anand Kumar Bachhawat, Ganesan Kaliannan, Sanjoy Paul, Raj Kumar, Bommena Vittal Rao, Bhimrao Bodhanrao Gawali, Vaddu Venkata Narayana Reddy, Jhillu Singh Yadav
  • Process for preparing (S)- alpha-cyano-3-phenoxybenzyl-(S)-2-(4-chlorophenyl)-isovalerate
    Patent number: 7560585
    Abstract: The present invention relates to an environmentally benign process for the preparation of (S)-?-cyano-3-phenoxybenzyl-(S)-2-(4-chlorophenyl)isovalerate from its diastereomeric mixture (RS)-?-cyano-3-phenoxybenzyl-(S)-2-(4-chlorophenyl) isovalerate.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: July 14, 2009
    Assignee: Council of Scientific & Industrial Research
    Inventors: Vaddu Venkata Narayana Reddy, Khwaja Ishratullah, Penumatcha Venkata Krishnam Raju, Tella Ramesh Babu, Masna Mahesh, Chappeta Venkateswara Reddy