Patents by Inventor Ramprasad Prasad

Ramprasad Prasad 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).

  • EXTENDED RELEASE TABLETS OF NISOLDIPINE
    Publication number: 20100247646
    Abstract: The present invention relates to extended release tablets comprising a core which comprises of nisoldipine, a rate-controlling hydrophilic polymer and optionally, an enteric agent. Such tablets may also be coated with a release rate-controlling coating comprising of a hydrophobic polymer or enteric agent or combinations thereof, in particular ethylcellulose, and Eudragits.
    Type: Application
    Filed: March 26, 2010
    Publication date: September 30, 2010
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Ramprasad PRASAD, Anuj Kumar FANDA, Rajan Kumar VERMA, Romi Barat SINGH, Kumaravel VIVEK
  • NOVEL CONTROLLED RELEASE FORMULATIONS OF DIVALPROEX SODIUM
    Publication number: 20080081069
    Abstract: A controlled release formulation comprising less than about 40% of anti-epileptic drug, about 20% to about 50% of rate controlling polymer and silica having a particle size less than about 1 micron and specific surface area not less than 70 m2/g, all weight percentages are based upon the total weight of the dosage form, manufactured under normal atmospheric conditions.
    Type: Application
    Filed: September 28, 2007
    Publication date: April 3, 2008
    Applicant: Lupin Limited
    Inventors: Ramprasad Prasad, T. Kumar, Himadri Sen