Patents by Inventor Cholticha Amornchat

Cholticha Amornchat 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).

  • gel as an adjunct in the treatment of periodontitis
    Patent number: 7135164
    Abstract: A composition in the form of a biodegradable gel, chip or ointment is provided, for adjunct treatment of periodontitis, comprising: (i) an antimicrobial extract having antimicrobial or antibacterial activity against periodontal pathogens, preferably from one or more of the plants Andrographis paniculata, mangosteen (Garcinia mangostana) and turmeric (Curcuma longa); and (ii) a gel base containing a mixture of glyceryl monooleate and triglyceride. The composition is biodegradable, and forms a liquid crystal structure on contacting gingival fluid, which liquid crystal structure releases active ingredients gradually, to provide a sustained release dosage form.
    Type: Grant
    Filed: November 8, 2002
    Date of Patent: November 14, 2006
    Assignee: Mahidol University
    Inventors: Pleumchitt Rojanapanthu, Wandee Gritsanapan, Mullika Sirirat, Cholticha Amornchat
  • Andrographis paniculata gel as an adjunct in the treatment of periodontitis
    Publication number: 20030091517
    Abstract: A composition in the form of a biodegradable gel, chip or ointment is provided, for adjunct treatment of periodontitis, comprising: (i) an antimicrobial extract having antimicrobial or antibacterial activity against periodontal pathogens, preferably from one or more of the plants Andrographis paniculata, mangosteen (Garcinia mangostana) and turmeric (Curcuma longa); and (ii) a gel base containing a mixture of glyceryl monooleate and triglyceride. The composition is biodegradable, and forms a liquid crystal structure on contacting gingival fluid, which liquid crystal structure releases active ingredients gradually, to provide a sustained release dosage form.
    Type: Application
    Filed: November 8, 2002
    Publication date: May 15, 2003
    Applicant: Mahidol University
    Inventors: Pleumchitt Rojanapanthu, Wandee Gritsanapan, Mullika Sirirat, Cholticha Amornchat