Patents by Inventor Pullela Venkata Srinivas

Pullela Venkata Srinivas 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: 20120277297
    Abstract: The present invention relates to pharmaceutical composition comprising the naturally occurring compounds selected from (±) Marrnesin, Columbianetin, Dihydroxanthyletin and substituted coumarin derivatives of 7-allyloxy coumarin, 7-benzyloxy coumarin, 7 -methoxycoumarin, 7-acetyloxy coumarin, 4-methyl-7-hydroxy coumarin and 4-methyl-7-acetyloxy coumarin. The said compositions possess a high degree of acetylcholinesterase inhibitory (AChE) property.
    Type: Application
    Filed: April 30, 2012
    Publication date: November 1, 2012
    Applicant: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Bhimapaka China Raju, Pullela Venkata Srinivas, Katragadda Suresh Babu, Jhillu Singh Yadav, Kondapuram Vijaya Raghvan, Hemant Kumar Singh, Chandiswar Nath
  • Publication number: 20120209011
    Abstract: This invention relates to novel process for the preparation of prostaglandin compounds having formula (K), wherein R is selected from the group consisting of C1-C7 alkyl; C7-C17 aralkyl wherein the aryl group is unsubstituted or substituted with one to three substituents selected from the group consisting of C1-C6 alkyl, halo and CF3; and (CH2)nOR2 wherein n is from 1 to 3 and R2 represents a C6-C10 aryl group which is unsubstituted or substituted with one to three substituents selected from the group consisting of C1-C6 alkyl, halo and CF3; and R1 is selected from OR3 and NHR3 wherein R3 is C1-C6 alkyl, H; and dashed lines represents a double bond or a single bond, is disclosed. Novel intermediates are also disclosed.
    Type: Application
    Filed: December 21, 2009
    Publication date: August 16, 2012
    Inventors: Chandrashekar Aswathanarayanappa, Pullela Venkata Srinivas, Divya Kangath, Thilak Gregory Soundararajan, Anegondi Sreenivasa Prasad, Suriyan Masinaickenpatty Raghavendran
  • Patent number: 8188143
    Abstract: The present invention relates to pharmaceutical composition comprising the naturally occurring compounds selected from (±) Marmesin, Columbianetin, Dihydroxanthyletin and substituted coumarin derivatives of 7-allyloxy coumarin, 7-benzyloxy coumarin, 7-methoxy coumarin, 7-acetyloxy coumarin, 4-methyl-7-hydroxy coumarin and 4-methyl-7-acetyloxy coumarin. The said compositions posses a high degree of acetylcholinesterase inhibitory (AChE) property.
    Type: Grant
    Filed: March 20, 2007
    Date of Patent: May 29, 2012
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Bhimapaka China Raju, Pullela Venkata Srinivas, Katragadda Suresh Babu, Jhillu Singh Yadav, Kondapuram Vijaya Raghvan, Hemant Kumar Singh, Chandiswar Nath
  • Publication number: 20120022274
    Abstract: The present disclosure provides a crystalline form of orlistat, particularly form A of orlistat. The characterization of said form is performed using X-ray diffraction studies, IR and Differential Scanning calorimetry melting endotherm studies. Also, the disclosure provides a simple process to arrive at said crystalline form.
    Type: Application
    Filed: March 6, 2009
    Publication date: January 26, 2012
    Inventors: Umesh Sannachikkanna, Chandrashekar Aswathanarayanappa, Pullela Venkata Srinivas
  • Publication number: 20110245285
    Abstract: The present invention is in relation to a process for preparation of HMG-CoA reductase inhibitor. More particularly, the present invention provides a process for preparation of (3R,5S,6E) 6-{2-[4-(4-Fluoro-phenyl)-6-isopropyl-2-(methanesulfonyl-methyl-amino)-pyrimidin-5-yl]-vinyl}-2,2-dimethyl-[1,3]dioxan-4-yl)-acetic acid, calcium salt (Rosuvastatin acetonide calcium) which is used for treating hypercholesterolemia.
    Type: Application
    Filed: October 22, 2008
    Publication date: October 6, 2011
    Applicant: BIOCON LIMITED
    Inventors: Pullela Venkata Srinivas, Sreenivasa Prasad Anegondi, Shanmughasamy Rajmahendra, Thangarasu Ponnusamy
  • Patent number: 7285571
    Abstract: The present invention relate to a novel synergistic composition of lignans exhibiting anticancer activities for breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate cancer obtained from the plant extract of Cedrus deodra, said composition comprising of (?)-Matairesinol in the range of 9 to 13% by weight, (?)-Wikstromol in the range of 75 to 79% by weight, Dibenzylbutyrolactol in the range of 7 to 11% by weight, and Unidentified material in the range of 2.6 to 3% by weight; further, the synergistic composition of lignan is used in combination with pharmaceutically acceptable carriers for inhibiting growth of various human cancer cell lines selected from breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate tissues.
    Type: Grant
    Filed: June 17, 2003
    Date of Patent: October 23, 2007
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan, Ajit Kumar Saxena, Mutiah Shanmugavel, Himani Kampasi, Gulam Nabi Qazi
  • Patent number: 7081260
    Abstract: The present invention relates to a method for providing ?-glucosidase inhibition to a subject by administering a pharmaceutical composition comprising a ?-glucosidase inhibitory agent selected from pipataline (formula 1a), sesamin (formula 1b), pellitorine (Formula 1c), guineensine (Formula 1d) and brachystamide-B (formula 1e) having therapeutic application for diabetes mellitus, cancer, viral diseases such as hepatitis B and C, HIV, AIDS etc; also the invention provides a process for the isolation of said ?-glucosidase inhibitory agent from the plant source Piper longum in significant yields.
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: July 25, 2006
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Vummenthala Anuradha, Ashok Kumar Tiwari, Amtul Zehra Ali, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • Publication number: 20040081711
    Abstract: The present invention relates to a method for providing &agr;-glucosidase inhibition to a subject by administering a pharmaceutical composition comprising a &agr;-glucosidase inhibitory agent selected from pipataline (formula 1a), sesamin (formula 1b), pellitorine (Formula 1c), guineensine (Formula 1d) and brachystamide-B (formula 1e) having therapeutic application for diabetes mellitus, cancer, viral diseases such as hepatitis B and C, HIV, AIDS etc; also the invention provides a process for the isolation of said &agr;-glucosidase inhibitory agent from the plant source Piper longum in significant yields.
    Type: Application
    Filed: October 29, 2002
    Publication date: April 29, 2004
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Vummenthala Anuradha, Ashok Kumar Tiwari, Amtul Zehra Ali, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • Publication number: 20030216464
    Abstract: The present invention relate to a novel synergistic composition of lignans exhibiting anticancer activities for breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate cancer obtained from the plant extract of Cedrus deodra, said composition comprising of (−)-Matairesinol in the range of 9 to 13% by weight, (−)-Wikstromol in the range of 75 to 79% by weight, Dibenzylbutyrolactol in the range of 7 to 11% by weight, and Unidentified material in the range of 2.6 to 3% by weight; further, the synergistic composition of lignan is used in combination with pharmaceutically acceptable carriers for inhibiting growth of various human cancer cell lines selected from breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate tissues.
    Type: Application
    Filed: June 17, 2003
    Publication date: November 20, 2003
    Applicant: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan, A.K. Saxena, M. Shanmugavel, Himani Kampasi, Gulam Nabi Qazi
  • Patent number: 6649650
    Abstract: The present invention relate to a novel synergistic composition of lignans exhibiting anticancer activities for breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate cancer obtained from the plant extract of Cedrus deodra, said composition comprising of (−)-Matairesinol in the range of 9 to 13% by weight, (−)-Wikstromol in the range of 75 to 79% by weight, Dibenzylbutyrolactol in the range of 7 to 11% by weight, and Unidentified material in the range of 2.6 to 3% by weight; further, the synergistic composition of lignan is used in combination with pharmaceutically acceptable carriers for inhibiting growth of various human cancer cell lines selected from breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate tissues.
    Type: Grant
    Filed: December 7, 2001
    Date of Patent: November 18, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan, Ajit Kumar Saxena, Mutiah Shanmugavek, Himani Kampasi, Gulam Nabi Qazi
  • Publication number: 20030118676
    Abstract: The present invention relate to a novel synergistic composition of lignans exhibiting anticancer activities for breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate cancer obtained from the plant extract of Cedrus deodra, said composition comprising_of (−)-Matairesinol in the range of 9 to 13% by weight, (−)-Wikstromol in the range of 75 to 79% by weight, Dibenzylbutyrolactol in the range of 7 to 11% by weight, and Unidentified material in the range of 2.6 to 3% by weight; further, the synergistic composition of lignan is used in combination with pharmaceutically acceptable carriers for inhibiting growth of various human cancer cell lines selected from breast, cervix, neuroblastoma, colon, liver, lung, mouth, ovary and prostate tissues.
    Type: Application
    Filed: December 7, 2001
    Publication date: June 26, 2003
    Inventors: Janaswamy Madhusudana Rao, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan, A.K. Saxena, M. Shanmugavel, Himani Kampasi, Gulam Nabi Qazi
  • Patent number: 6537593
    Abstract: This invention relates to the isolation of compound namely (−)-wikstromol and together with or associated with a therapeutically acceptable additive and useful as hepatoprotective agent.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: March 25, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • Publication number: 20020094351
    Abstract: This invention relates to the isolation of compound namely (−)-wikstromol and together with or associated with a therapeutically acceptable additive and usefull as hepatoprotective agent.
    Type: Application
    Filed: January 29, 2002
    Publication date: July 18, 2002
    Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Pullela Venkata Srinivas, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan