Patents by Inventor Vijaya Raghavan

Vijaya Raghavan 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: 20030180398
    Abstract: The present invention relates to a novel synergistic herbal composition for the treatment of gastric ulcer, a method for preparing said synergistic herbal composition and a process for the treatment of gastric ulcer using said composition and more particularly, the present invention relates to a novel synergistic herbal composition which is effective against pyloric ligation induced ulcer model and histamine induced ulcer model.
    Type: Application
    Filed: March 25, 2002
    Publication date: September 25, 2003
    Inventors: Janaswamy Madhusudana Rao, Upparapalli Sampathkumar, Boggavarapu Subrahmanya Sastry, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan, Gautam Palit, Deepak Rai, Panniyampally Madhavankutty Varier, Trikovil Sankaran Muraleedharan, Kollath Muraleedharan
  • Publication number: 20030180250
    Abstract: A composition exhibiting anti-inflammatory activity comprising of a momodisperse macromolecular polymers such as dendrimer having a plurality of terminal groups or such molecules bound/complexed to drug moieties having anti-inflammatory activity or which assist in anti-inflammatory activity and its use in the pharmaceutical formulation for treating disease or pathological conditions associated with inflammation.
    Type: Application
    Filed: March 22, 2002
    Publication date: September 25, 2003
    Applicant: Council of Scientific and Industrial Research
    Inventors: Abhay Singh Chauhan, Prakash Vamanrao Diwan, Narendra Kumar Jain, Kondapuram Vijaya Raghavan
  • Publication number: 20030180399
    Abstract: A therapeutic or an edible composition comprising at least three of the five herbs selected from Prunus amygdales, Ocimum sanctum, Azadirachta indica, Aegle marelose and Vitus vinefera, is provided for the treatment of hyperglycemia, especially for non-insulin dependent diabetic subjects, and the herbal composition has significantly reduced the blood glucose levels in both diabetic and non-diabetic experimental subjects having elevated blood glucose levels.
    Type: Application
    Filed: March 19, 2002
    Publication date: September 25, 2003
    Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Abhay Singh Chauhan, Kishore Babu Chalasani, Sridevi Surapanini, Sharath Kumar Yandrapu, Rajasekhar Kataram, Govardhana Maroju Chary, Prakash Vamanrao Diwan, Kondapuram Vijaya Raghavan
  • Publication number: 20030176705
    Abstract: The present invention relates to an improved process for the preparation of 2-chloro-5-methyl pyridine-3-carbaldehyde which is a useful intermediate in the preparation of a variety of pharmaceutical and pesticide products.
    Type: Application
    Filed: March 7, 2002
    Publication date: September 18, 2003
    Inventors: Bhimapaka Chinaraju, Vaidya Jayathirtha Rao, Kondapuram Vijaya Raghavan
  • Publication number: 20030175915
    Abstract: The present invention provides a process for the preparation of antimicrobial compound &bgr;-keto aliphatic acid ester, a novel, aliphatic, fatty acid derivative from Bacillus sp.
    Type: Application
    Filed: March 18, 2002
    Publication date: September 18, 2003
    Inventors: Annapurna Jetty, Dattatray M. Akkewar, Kondapuram Vijaya Raghavan
  • Publication number: 20030166980
    Abstract: This invention relates to a process for the nitration of xylene isomers by using zeolite-beta as a catalyst. This invention particularly relates to a process for the nitration of xylenes using solid acid catalyst, thus totally eliminating the disposal of spent acid and salts. Herein we describe the nitration of disubstituted benzenes, all the isomers of xylene, by employing nitric acid and beta zeolite catalyst dispensing the use of acetic anhydride.
    Type: Application
    Filed: December 21, 2001
    Publication date: September 4, 2003
    Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Boyapati Manoranjan Choudary, Mannepalli Lakshmi Kantam, Nadakuditi Sailendra Kumar, Kompella Vishweshwara Ram Prasad, Kondapuram Vijaya Raghavan
  • Patent number: 6605194
    Abstract: The present invention relates to novel calix pyrroles and a process for synthesis of calix (4) pyrroles by reacting pyrrole with cyclic or acyclic ketones in dichloro methane (DCM) solvent over molecular sieve catalysts which provides an eco-friendly, more economical and selective heterogeneous method.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: August 12, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Kondapuram Vijaya Raghavan, Shivanand Janardan Kulkarni, Motkuri Radha Kishan, Nagabandi Srinivas
  • Patent number: 6592911
    Abstract: This invention relates to a pharmaceutical composition comprising an effective amount of (−)-Olivil together with or associated with an additive useful as an antioxidant; a process for isolating the (−)-Olivil from the pant Stereospermum personatum and also relates to use of the active fraction (−)-Olivil as an antioxidant or free radical scavenger.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: July 15, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Upparapalli Sampath Kumar, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • 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: 6583175
    Abstract: This invention relates to novel alkylxanthates of formulae 1 to 3 and use of alkylxanthates of formulae 1 to 6 in the integrated pest management, more specifically alkyl xanthates are used as insect growth regulators for pest management in agricultural fields no or less environmental impact.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: June 24, 2003
    Assignee: Council of Scientific & Industrial Research
    Inventors: Janapala Venkateswara Rao, Yenamandra Venkateswarlu, Kondapuram Vijaya Raghavan
  • Publication number: 20030105367
    Abstract: The present invention provides a supported osmate useful as a reusable catalyst in the preparation of vicinal diols. The present invention also relates to a process for the preparation of supported osmates of the formula (S—NR3)2OsO4.nH2O wherein S is a support, R is an alkyl group, n is the number of water molecules and use thereof in the preparation of vicinal diols by asymmetric dihydroxylation (AD) of olefins in presence of cinchona alkaloid compounds.
    Type: Application
    Filed: March 13, 2002
    Publication date: June 5, 2003
    Inventors: Boyapati Manoranjan Choudary, Naidu Sreenivasa Chowdari, Mannepalli Lakshmi Kantam, Kondapuram Vijaya Raghavan
  • Patent number: 6566292
    Abstract: The present invention relates to enhancement of the cycle life of a zinc chromium based catalyst used in the synthesis of 2-methylpyrazine by increasing the reaction temperature step-wise, starting from a low temperature, while monitoring the levels of total conversion and selectivity towards pyrazine. The catalyst can be regenerated after each cycle of use without substantial loss of activity.
    Type: Grant
    Filed: March 27, 2001
    Date of Patent: May 20, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Sai Prasad Potharaju Seetharamanjaneya, Kondapuram Vijaya Raghavan, Panja Kanta Rao, Shivanand Janardan Kulkarni, Katabathini Narasimha Rao, Rajesh Gopinath, Suresh Farsinavis, Harshadas Mitaram Meshram
  • Patent number: 6562381
    Abstract: The present invention relates to a novel pharmaceutical composition containing (+)-Cycloolivil and an additives, which is used as an antioxidant and is obtained from a new source namely Stereospermum personatum; the invention also provides a process for isolation the active compound (+)-Cycloolivil from a plant source namely Stereospermum personatum and use of the compound (+)-Cycloolivil as an antioxidant.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: May 13, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Upparapalli Sampath Kumar, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • Publication number: 20030068828
    Abstract: The present invention provides a method for the chromatographic fingerprinting, chemical and therapeutic standardization, bar-coding of the fingerprints and preparation of a data base for Enterprise Resource Planning (ERP) and Customer Relationship Management (CRM) machines and applications of medicines in general and traditional medicines in particular; this invention includes a software based instrumental method and a novel method of fingerprinting and standardization is proposed for the above purpose and the said method for the chromatographic finger printing which facilitates to correlate the traditional therapeutic standardization methods with the chemical properties of the medicines and humors and provides a rational basis to understand the methods used for the said purpose.
    Type: Application
    Filed: February 8, 2001
    Publication date: April 10, 2003
    Inventors: Vijaya Kumar Dadala, Kondapuram Vijaya Raghavan
  • 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: 20030046658
    Abstract: A computer system receives a description of a finite state machine including a temporal logic condition and generates code for emulating the described finite state machine.
    Type: Application
    Filed: May 2, 2001
    Publication date: March 6, 2003
    Inventors: Vijaya Raghavan, Ebrahim Mehran Mestchian
  • Patent number: 6528647
    Abstract: Disclosed is a process for selectively producing aliphatic cyclic amines which comprises reacting a dihydric alcohol characterized by four to six carbons, preferably 1,5-pentane diol, with excess ammonia in presence of ZSM-5 catalyst modified with group of elements nickel, copper or cobalt-containing, at a temperature of at least 250° C., wherein said catalyst incorporates at least one metal.
    Type: Grant
    Filed: March 27, 2001
    Date of Patent: March 4, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Shivanand Janardan Kulkarni, Kondapuram Vijaya Raghavan, Radha Rani Vippagunta, Srinivas Nagabandi
  • Patent number: 6524446
    Abstract: The present invention provides an improved process for synthesis of porphyrin compounds of the general formula 1 from pyrrole and aromatic aldehyde over zeolite molecular sieve catalysts using microwave heating, (solvent free) to provide an eco-friendly, economical, faster and selective heterogeneous method.
    Type: Grant
    Filed: March 27, 2001
    Date of Patent: February 25, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Shivanand Janardan Kulkarni, Kondapuram Vijaya Raghavan, Radha Kishan Motkuri, Srinivas Nagabandi
  • Publication number: 20030032633
    Abstract: This invention relates to a pharmaceutical composition comprising an effective amount of (-)-Olivil together with or associated with an additive useful as an antioxidant; a process for isolating the (-)-Olivil from the pant Stereospermum Personatum and also relates to use of the active fraction (-)-Olivil as an antioxidant or free radical scavenger.
    Type: Application
    Filed: July 27, 2001
    Publication date: February 13, 2003
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Upparapalli Sampath Kumar, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan
  • Publication number: 20030026862
    Abstract: The present invention relates to a novel pharmaceutical composition containing (+)-Cycloolivil and an additives, which is used as an antioxidant and is obtained from a new source namely Stereospermum personatum; the invention also provides a process for isolation the active compound (+)-Cycloolivil from a plant source namely Stereospermum personatum and use of the compound (+)-Cycloolivil as an antioxidant.
    Type: Application
    Filed: July 27, 2001
    Publication date: February 6, 2003
    Inventors: Janaswamy Madhusudana Rao, Ashok Kumar Tiwari, Upparapalli Sampath Kumar, Jhillu Singh Yadav, Kondapuram Vijaya Raghavan