Patents by Inventor Dejana Kokanj

Dejana Kokanj 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).

  • Acarbose purification process
    Patent number: 6734300
    Abstract: An improved process for the purification of crude aqueous solutions of acarbose by passing such solutions through a strong acid cation-exchange resin, saturating such resin and recovering as an eluate a substantially pure acarbose solution. Purities of more than 98%, and preferably about 99% or higher, are thus obtained.
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: May 11, 2004
    Assignee: VA, Farmaceutska Industrija, DD
    Inventors: Kreso Mihaljevic, Jasna Azaric, Blazenko Bajic, Vladimir Mrsa, Dejana Kokanj
  • Acarbose purification process
    Publication number: 20030109688
    Abstract: An improved process for the purification of crude aqueous solutions of acarbose by passing such solutions through a strong acid cation-exchange resin, saturating such resin and recovering as an eluate a substantially pure acarbose solution. Purities of more than 98%, and preferably about 99% or higher, are thus obtained.
    Type: Application
    Filed: October 24, 2002
    Publication date: June 12, 2003
    Applicant: Pliva, farmaceutska industrija, dd
    Inventors: Kreso Mihaljevic, Jasna Azaric, Blazenko Bajic, Vladimir Mrsa, Dejana Kokanj