Patents by Inventor Owe Persson

Owe Persson 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).

  • Chromatography column end arrangements
    Patent number: 6224760
    Abstract: A chromatography column having an end arrangement including an end plate having a fluid opening and a filter extending over an internal surface of the end plate to define a fluid flow zone between them into which the fluid flow opens is disclosed. There is a liner between the end plate's internal surface and the filter layer. The liner has a surface relief pattern to space the filter layer from the end plate and maintain the fluid flow zone across the filter.
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: May 1, 2001
    Inventors: John Davies, Gerald James Spencer, Owe Persson