Patents by Inventor N. Ragunathan

N. Ragunathan 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).

  • Flocculated suspension of megestrol acetate
    Publication number: 20020173497
    Abstract: A novel oral pharmaceutical composition in the form of a stable flocculated suspension in water is described as comprising: megestrol acetate; at least one compound selected from the group consisting of polyethylene glycol, propylene glycol, glycerol, and sorbitol; and a surfactant, wherein polysorbate and polyethylene glycol are not simultaneously present.
    Type: Application
    Filed: April 30, 2002
    Publication date: November 21, 2002
    Applicant: Pharmaceutical Resources, Inc.
    Inventors: N. Ragunathan, James C. Chao, Robert A. Femia, Malcolm S.F. Ross
  • Flocculated suspension of megestrol acetate
    Publication number: 20010048931
    Abstract: A novel oral pharmaceutical composition in the form of a stable flocculated suspension in water is described as comprising: megestrol acetate; at least one compound selected from the group consisting of polyethylene glycol, propylene glycol, glycerol, and sorbitol; and a surfactant, wherein polysorbate and polyethylene glycol are not simultaneously present.
    Type: Application
    Filed: January 9, 2001
    Publication date: December 6, 2001
    Applicant: Pharmaceutical Resources Inc.
    Inventors: N. Ragunathan, James C. Chao, Robert A. Femia, Malcolm S.F. Ross
  • Flocculated suspension of megestrol acetate
    Patent number: 6268356
    Abstract: A novel oral pharmaceutical composition in the form of a stable flocculated suspension in water is described as comprising: megestrol acetate; at least one compound selected from the group consisting of polyethylene glycol, propylene glycol, glycerol, and sorbitol; and a surfactant, wherein polysorbate and polyethylene glycol are not simultaneously present.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: July 31, 2001
    Assignee: Pharmaceutical Resources, Inc.
    Inventors: N. Ragunathan, James C. Chao, Robert A. Femia, Malcolm S. F. Ross