Patents by Inventor Venkata-Rangarao Kanikanti

Venkata-Rangarao Kanikanti 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).

  • Thermoplastic and water-soluble cellulose ether esters
    Publication number: 20020147176
    Abstract: The present invention relates to thermoplastic, water-soluble cellulose derivatives of the general formula 1
    Type: Application
    Filed: December 5, 2001
    Publication date: October 10, 2002
    Inventors: Felix Ecker, Venkata-Rangarao Kanikanti, Klaus Elgeti, Bernd Tieke
  • Pharmaceutical preparations having controlled release of active compound and processes for their preparation
    Patent number: 5900425
    Abstract: The invention relates to pharmaceutical preparations having controlled release of active compound and to processes for their preparation, in particular for poorly soluble active compounds having problematic bioavailability.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: May 4, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Venkata-Rangarao Kanikanti, Wolfgang Muck, Andreas Ohm, Peter Kurka, Gerd Toppel
  • Process for the preparation of medicament formulations with controlled release
    Patent number: 5707655
    Abstract: The invention relates to a special process for the preparation of stable, solid medicament formulations of high bioavailability and with controlled release comprising sparingly soluble active compounds and polymeric auxiliaries, and to the formulations thus prepared.
    Type: Grant
    Filed: August 22, 1996
    Date of Patent: January 13, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Venkata-Rangarao Kanikanti, Stefan Kettelhoit, Peter Kurka, Gunther Penners, Peter Serno