Patents by Inventor Bernd Knodgen

Bernd Knodgen 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).

  • Apparatus for multiple column chromatography
    Patent number: 4079009
    Abstract: Upright bores in a unitary plastic block are connected by respective hoses nd column heads to a multiple-tube peristaltic pump for simultaneous supply of liquid to be chromatographed on ion exchange resin in the bores. The hoses are attached to a common carrier for the several heads and sealed to the columns by pressing the carrier toward the block. The columns are eluted simultaneously by pumped liquid, and the eluates are collected in vessels on a common support.
    Type: Grant
    Filed: October 12, 1976
    Date of Patent: March 14, 1978
    Assignee: Max-Planck-Gesellschaft zur Foerderung der Wissenschaften, e.V.
    Inventors: Nikolaus Seiler, Bernd Knodgen, Wilhelm Seyl