Patents by Inventor Holger Theyssen

Holger Theyssen 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).

  • Publication number: 20080314409
    Abstract: The present invention relates to a method for washing a glass container comprising the steps of washing the glass container with a liquid containing a chelating agent, and controlling the concentration of the free-available chelating agent within the liquid by a colorimetric detection. The invention further relates to an apparatus for carrying out such a method and the use of such an apparatus.
    Type: Application
    Filed: May 22, 2007
    Publication date: December 25, 2008
    Inventors: Holger Theyssen, Stefan Grober
  • Publication number: 20080319070
    Abstract: The present invention relates to acidic sanitizing and/or cleaning compositions comprising a specific quaternary antimicrobial system consisting of C1-C4 hydroxyalkyl carboxylic acids, C5-C18 alkyl monocarboxylic acids, unsubstituted or substituted, saturated or unsaturated C4-dicarboxylic acids and additional inorganic or organic acids. The compositions of the present invention can be present in the form of concentrates and in the form of diluted use solutions. They can be used in a process for sanitizing and/or cleaning hard surfaces, preferably in a cleaning-in-place (CIP) and/or sanitize-in-place (SIP) process for cleaning and/or sanitizing plants in the food, dairy, beverage, brewery and soft drink industries.
    Type: Application
    Filed: January 26, 2005
    Publication date: December 25, 2008
    Inventors: Harry Kany, Holger Theyssen, Andreas John, Mario Stanga, Franco Bruschi
  • Publication number: 20030127111
    Abstract: A composition for a removing soil is described. The composition has a carboxylated imino compound and optionally an oxidizing agent. The composition displays excellent cleaning properties on processing equipment such as the equipment found in breweries, dairy plants and carbonated beverage plants. The composition also displays excellent lipid-based and protein-based soil removal.
    Type: Application
    Filed: February 18, 2003
    Publication date: July 10, 2003
    Inventors: Carol Anne Rouillard, Charles Allen Crawford, Jim Joseph Hilarides, Holger Theyssen, Roland Schording, Stefan Grober
  • Patent number: 6546940
    Abstract: A composition for a removing soil is described. The composition has a carboxylated imino compound and optionally an oxidizing agent. The composition displays excellent cleaning properties on processing equipment such as the equipment found in breweries, dairy plants and carbonated beverage plants. The composition also displays excellent lipid-based and protein-based soil removal.
    Type: Grant
    Filed: September 10, 2001
    Date of Patent: April 15, 2003
    Assignee: JohnsonDiversey, Inc.
    Inventors: Carol Anne Rouillard, Charles Allen Crawford, Jim Joseph Hilarides, Holger Theyssen, Roland Schording, Stefan Grober
  • Publication number: 20030064911
    Abstract: A composition for a removing soil is described. The composition has a carboxylated imino compound and optionally an oxidizing agent. The composition displays excellent cleaning properties on processing equipment such as the equipment found in breweries, dairy plants and carbonated beverage plants. The composition also displays excellent lipid-based and protein-based soil removal.
    Type: Application
    Filed: September 10, 2001
    Publication date: April 3, 2003
    Applicant: Diversey Lever
    Inventors: Carol Anne Rouillard, Charles Allen Crawford, Jim Joseph Hilarides, Holger Theyssen, Roland Schording, Stefan Grober
  • Patent number: 5935914
    Abstract: A lubricant concentrate is disclosed, of which the aqueous use solution is suited for lubricating, cleaning and disinfecting of feed and conveyance installations in the food industry, particularly immersion or automatic belt lubricating equipment, the concentrate including(i) one or more amines;(ii) one or more ether carboxylic acid compounds;(iii) one or more polyethyleneglycol (PEG's); and(iv) up to 99 wt. % (wt/wt) of the usual aids and additives.
    Type: Grant
    Filed: October 15, 1997
    Date of Patent: August 10, 1999
    Assignee: Diversey Lever, Inc.
    Inventors: Holger Theyssen, Karlheinz Laping, Stefan Wiemer