Patents by Inventor Alivia Chaudhuri

Alivia Chaudhuri 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).

  • Abuse resistant opioid drug-ion exchange resin complexes having hybrid coatings
    Patent number: 8202542
    Abstract: A sustained release formulation for opioid drugs is described. The formulation contains an opioid-ion exchange resin complex having a hybrid coating. The hybrid coating contains a cured polyvinylacetate polymer and a pH-dependent enteric coating layer mixed therein. Also provided are methods of making and using same.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: June 19, 2012
    Assignee: Tris Pharma
    Inventors: Ketan Mehta, Yu-Hsing Tu, Alivia Chaudhuri, Ashok Perumal
  • ABUSE RESISTANT OPIOID DRUG-ION EXCHANGE RESIN COMPLEXES HAVING HYBRID COATINGS
    Publication number: 20120148672
    Abstract: A sustained release formulation for opioid drugs is described. The formulation contains an opioid-ion exchange resin complex having a hybrid coating. The hybrid coating contains a cured polyvinylacetate polymer and a pH-dependent enteric coating layer mixed therein. Also provided are methods of making and using same.
    Type: Application
    Filed: February 17, 2012
    Publication date: June 14, 2012
    Applicant: Tris Pharma, Inc.
    Inventors: KETAN MEHTA, Yu-Hsing Tu, Alivia Chaudhuri, Ashok Perumal
  • ABUSE RESISTANT OPIOID DRUG-ION EXCHANGE RESIN COMPLEXES HAVING HYBRID COATINGS
    Publication number: 20120135077
    Abstract: A sustained release formulation for opioid drugs is described. The formulation contains an opioid-ion exchange resin complex having a hybrid coating. The hybrid coating contains a cured polyvinylacetate polymer and a pH-dependent enteric coating layer mixed therein. Also provided are methods of making and using same.
    Type: Application
    Filed: May 28, 2008
    Publication date: May 31, 2012
    Applicant: Tris Pharma, Inc.
    Inventors: Ketan Mehta, Yu-Hsing Tu, Alivia Chaudhuri, Ashok Perumal