Patents by Inventor Veli-Matti Kähäri

Veli-Matti Kähäri 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).

  • Biodegradable carrier and method for preparation thereof
    Patent number: 7727543
    Abstract: A biodegradable carrier is produced for preservation and/or controlled delivery of biologically active agents where said biodegradable carrier is a silica xerogel which is made from water and silane by using acid or base as a catalyst, and biologically active agents in said biodegradable carrier are infecting and/or transfecting viruses. Silica xerogel material can be pharmaceutically acceptable and it can be used as a medicine.
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: June 1, 2010
    Assignee: DelSiTech Oy
    Inventors: Mika Koskinen, Eija Säilynoja, Manja Ahola, Harry Jalonen, Jukka Salonen, Veli-Matti Kähäri
  • Biodegradable carrier and method for preparation thereof
    Patent number: 7485318
    Abstract: A biodegradable carrier is produced for preservation and/or controlled delivery of biologically active agents where the biodegradable carrier is a silica xerogel which is made from water and silane by using acid or base as a catalyst, and biologically active agents in the biodegradable carrier are infecting and/or transfecting viruses. Silica xerogel material can be pharmaceutically acceptable and it can be used as a medicine.
    Type: Grant
    Filed: February 1, 2002
    Date of Patent: February 3, 2009
    Assignee: DelSiTech Oy
    Inventors: Mika Koskinen, Eija Säilynoja, Manja Ahola, Harry Jalonen, Jukka Salonen, Veli-Matti Kähäri