Patents by Inventor Rajeev S. Raghuvanshi

Rajeev S. Raghuvanshi 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).

  • Controlled release formulation
    Patent number: 6673369
    Abstract: The present invention relates to a controlled release pharmaceutical composition comprising amounts ranging from about 0.1 to about 4.5% w/w, of one or more of rate controlling cellulosic ether polymers.
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: January 6, 2004
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Ashok Rampal, Rajeev S. Raghuvanshi, Manoj Kumar
  • Controlled release formulation
    Publication number: 20030175341
    Abstract: The present invention relates to a controlled release pharmaceutical composition comprising amounts ranging from about 0.1 to about 4.5% w/w, of one or more of rate controlling cellulosic ether polymers.
    Type: Application
    Filed: January 22, 2002
    Publication date: September 18, 2003
    Inventors: Ashok Rampal, Rajeev S. Raghuvanshi, Manoj Kumar
  • Extended release formulation of etodolac
    Patent number: 6586005
    Abstract: A sustained release formulation of etodolac for once daily administration is described.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: July 1, 2003
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Rajeev S. Raghuvanshi, Ashok Rampal, Himadri Sen
  • Controlled release tablets of metformin
    Publication number: 20030104059
    Abstract: Controlled-release metformin and processes for their preparation, using a combination of non-ionic and anionic hydrophilic polymers, wherein the total hydrophilic polymer concentration is at least about 16% by weight of the composition.
    Type: Application
    Filed: November 6, 2002
    Publication date: June 5, 2003
    Inventors: Manish Chawla, Rajeev S. Raghuvanshi, Ashok Rampal
  • Controlled release formulations for oral administration
    Publication number: 20020119192
    Abstract: A pharmaceutical composition in the form of an oral controlled release solid dosage form comprising an effective amount of drug, or its pharmaceutically acceptable salts. It also relates to a pharmaceutically composition that is suitable for once-a-day dosing regimen.
    Type: Application
    Filed: September 21, 2001
    Publication date: August 29, 2002
    Inventors: Narayanan Badri Vishwanathan, Rajeev S. Raghuvanshi, Gour Mukherji, Ashok Rampal
  • Controlled release formulation of erythromycin or a derivative thereof
    Publication number: 20020081332
    Abstract: The present invention relates to a controlled release pharmaceutical composition, suitable for once daily administration, of erythromycin or a derivative thereof and the process for its preparation. More preferably, it relates to a controlled release pharmaceutical composition of clarithromycin suitable for once daily administration.
    Type: Application
    Filed: August 29, 2001
    Publication date: June 27, 2002
    Inventors: Ashok Rampal, Rajeev S. Raghuvanshi, Manoj Kumar