Patents by Inventor Dharmaraj R. Rao

Dharmaraj R. Rao 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).

  • RIFAXIMIN
    Publication number: 20160374999
    Abstract: Amorphous rifaximin, methods of making it, and pharmaceutical compositions containing it. Also described are methods of converting amorphous rifaximin to crystalline rifaximin and vice versa.
    Type: Application
    Filed: July 29, 2016
    Publication date: December 29, 2016
    Applicant: CIPLA Limited
    Inventors: Dharmaraj R. Rao, Rajendra Narayanrao Kankan, Manjinder Singh Phull, Maruti Ghagare
  • Pharmaceutical compositions containing new polymorphic forms of olanzapine and uses thereof
    Patent number: 7022698
    Abstract: Pharmaceutical compositions containing Form III, Form IV, Form V olanzapine and/or pharmaceutically acceptable salts thereof. The pharmaceutical compositions are useful for the treatment of psychotic conditions, mild anxiety and gastrointestinal conditions. In particular, the compositions are useful for treating schizophrenia and related disorders, acute mania, Bipolar I Disorder, psychotic mood disorder and psychosis in patients with Alzheimer's disease.
    Type: Grant
    Filed: December 27, 2001
    Date of Patent: April 4, 2006
    Assignee: U & I Pharmaceuticals, Ltd.
    Inventors: Yusuf K. Hamied, Rajendra N. Kankan, Dharmaraj R. Rao
  • Pharmaceutical compositions containing new polymorphic forms of olanzapine and uses thereof
    Publication number: 20020165225
    Abstract: Pharmaceutical compositions containing Form III, Form IV, Form V olanzapine and/or pharmaceutically acceptable salts thereof. The pharmaceutical compositions are useful for the treatment of psychotic conditions, mild anxiety and gastrointestinal conditions. In particular, the compositions are useful for treating schizophrenia and related disorders, acute mania, Bipolar I Disorder, psychotic mood disorder and psychosis in patients with Alzheimer's disease.
    Type: Application
    Filed: December 27, 2001
    Publication date: November 7, 2002
    Inventors: Yusuf K. Hamied, Rajendra N. Kankan, Dharmaraj R. Rao
  • Polymorphic forms of olanzapine
    Patent number: 6348458
    Abstract: The invention provides three new polymorphic forms of 2-methyl-4-[4-methyl-1-piperazinyl]-10H-thieno[2,3b][1,5]benzodiazepine (Olanzapine) (Formula A), the process for preparing the new polymorphs and pharmaceutical compositions containing the polymorphs. The new polymorphic forms of olanzapine are useful for the treatment of psychotic conditions, mild anxiety and gastrointestinal conditions.
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: February 19, 2002
    Assignee: U & I Pharmaceuticals Ltd.
    Inventors: Yusuf K. Hamied, Rajendra N. Kankan, Dharmaraj R. Rao