Patents by Inventor Leopold Doehner

Leopold Doehner 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).

  • PROCESS FOR SEPARATING AND DETERMINING THE VIRAL LOAD IN A PANCREATIN SAMPLE
    Publication number: 20180362959
    Abstract: Processes for separating an infectious viral load from a pancreatin sample and for quantitatively determining the viral load in a pancreatin sample are described herein.
    Type: Application
    Filed: August 27, 2018
    Publication date: December 20, 2018
    Inventors: Dietmar Becher, Leopold Doehner, Frauke Busse, Martin Frink
  • Process for separating and determining the viral load in a pancreatin sample
    Patent number: 10072256
    Abstract: Processes for separating an infectious viral load from a pancreatin sample and for quantitatively determining the viral load in a pancreatin sample are described herein.
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: September 11, 2018
    Assignee: ABBOTT PRODUCTS GMBH
    Inventors: Frauke Busse, Martin Frink, Dietmar Becher, Leopold Doehner
  • PROCESS FOR SEPARATING AND DETERMINING THE VIRAL LOAD IN A PANCREATIN SAMPLE
    Publication number: 20090130063
    Abstract: Processes for separating a viral load from a pancreatin sample and for quantitatively determining the viral load in a pancreatin sample with high sensitivity are described herein.
    Type: Application
    Filed: November 14, 2008
    Publication date: May 21, 2009
    Applicant: Solvay Pharmaceuticals GmbH
    Inventors: Dietmar Becher, Leopold Doehner, Frauke Rueffer, Martin Frink
  • PROCESS FOR SEPARATING AND DETERMINING THE VIRAL LOAD IN A PANCREATIN SAMPLE
    Publication number: 20080019959
    Abstract: Processes for separating an infectious viral load from a pancreatin sample and for quantitatively determining the viral load in a pancreatin sample are described herein.
    Type: Application
    Filed: May 21, 2007
    Publication date: January 24, 2008
    Inventors: Dietmar Becher, Leopold Doehner, Frauke Busse, Martin Frink
  • Regulatory sequences and expression cassettes for yeasts, especially for kluyveromyces
    Patent number: 7132522
    Abstract: The invention relates to a DNA sequence which acts as a promoter in yeast cells, to an expression and optionally, secretion system containing said DNA sequence, to plasmids containing this system, to host cells that have been transformed with said DNA and to methods for producing proteins and polypeptides.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: November 7, 2006
    Assignee: TAD Pharma GmbH
    Inventors: Dietmar Becher, Rimantas Siekstele, Danguole Bartkeviciute, Kestutis Sasnauskas, Leopold Döhner, Salah Salim