Patents by Inventor Carsten Harfmann

Carsten Harfmann 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).

  • AGEING-RESISTANT SEALING SHEET
    Publication number: 20240051278
    Abstract: A high-ageing-stable planar sheet for the building sector and to the use of a high-ageing-stable planar sheet in the building sector, in particular as a sarking sheet, underlay sheet and/or sheathing sheet in a roof construction and/or a façade sheet in a wall construction.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 15, 2024
    Applicant: Ewald Dörken AG
    Inventors: Thomas Bachon, Ronald Flaig, Carsten Harfmann, Rüdiger Laur, Yvonne Weeke
  • Multi-Layer Composite Film for the Construction Sector
    Publication number: 20170036429
    Abstract: A multi-layer composite film is for the construction sector, particularly roof liner, underlay or façade liner, having at least one water-permeable and water-vapor-permeable nonwoven having polyester filaments, as the carrier layer, and a water-tight and water-vapor-permeable functional layer. The material of the functional layer has TPU, particularly consists of TPU. The TPU is a TPU of the carbonate type, and that the functional layer is extruded onto the carrier layer, so that the carrier layer and the functional layer are connected with one another by the extrusion process.
    Type: Application
    Filed: July 28, 2016
    Publication date: February 9, 2017
    Applicant: Ewald Dörken AG
    Inventors: Carsten Harfmann, Rüdiger Laur
  • Dyes for polymer coloration, their preparation and their use
    Patent number: 9051468
    Abstract: The present invention relates to a compound of formula (I) The invention also relates to the preparation of the compound of formula (I) and to its use.
    Type: Grant
    Filed: September 17, 2012
    Date of Patent: June 9, 2015
    Assignee: Clariant International LTD
    Inventors: Roxana Barbieru, Gunter Görlitz, Carsten Harfmann
  • SOLVENT WELDING AGENT AND USE OF A SOLVENT WELDING AGENT
    Publication number: 20150053345
    Abstract: A solvent welding agent used for bonding of polymer surfaces in the region of a contact zone, especially for bonding of polymer surfaces of webs in the construction field. The solvent welding agent contains a solvent for dissolving a polymer and a mass transport promoter for promoting the mass transport of the solvent welding agent, especially of the solvent, from the contact zone between the polymer surfaces.
    Type: Application
    Filed: August 21, 2014
    Publication date: February 26, 2015
    Applicant: Ewald Dörken AG
    Inventors: Jörn Schröer, Carsten Harfmann
  • N-alkoxylated 2,3-anthraquinonedicarboximides for polymer coloration, preparation and use
    Patent number: 8466189
    Abstract: The present invention relates to a compound of formula (I) where T, Q1, R1 to R6 and R30 are each as defined in claim 1, to their preparation and to their use.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: June 18, 2013
    Assignee: Clariant (Produkte) Deutschland GmbH
    Inventors: Gunter Görlitz, Carsten Harfmann, Roxana Barbieru
  • DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
    Publication number: 20130019415
    Abstract: The present invention relates to a compound of formula (I), where A and B are each as defined in claim 1, to its preparation and to its use.
    Type: Application
    Filed: September 17, 2012
    Publication date: January 24, 2013
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Roxana Barbieru, Gunter Görlitz, Carsten Harfmann
  • DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
    Publication number: 20120272462
    Abstract: The present invention relates to a compound of formula (I), where X, Y, T and Z are each as defined in claim 1, to its preparation and to its use.
    Type: Application
    Filed: January 17, 2012
    Publication date: November 1, 2012
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Roxana Barbieru, Carsten Harfmann, Werner Russ
  • DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
    Publication number: 20120174324
    Abstract: The present invention relates to a dye of formula (I) where R1, R2, X, Y and t are each as defined in claim 1, to its preparation and to its use.
    Type: Application
    Filed: April 15, 2010
    Publication date: July 12, 2012
    Applicant: DYSTAR COLOURS DEUTSCHLAND GMBH
    Inventors: Roxana Barbieru, Werner Russ, Jürgen Kühlwein, Carsten Harfmann
  • N-ALKOXYLATED 2,3-ANTHRAQUINONEDICARBOXIMIDES FOR POLYMER COLORATION, PREPARATION AND USE
    Publication number: 20110218276
    Abstract: The present invention relates to a compound of formula (I) where T, Q1, R1 to R6 and R30 are each as defined in claim 1, to their preparation and to their use.
    Type: Application
    Filed: August 20, 2009
    Publication date: September 8, 2011
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Gunter Görlitz, Carsten Harfmann, Roxana Barbieru
  • DYES WITH POLYESTER SIDE CHAIN FOR POLYMER-COLORATION, THEIR PREPARATION AND THEIR USE
    Publication number: 20110092621
    Abstract: The invention relates to a dye of formula (1) The also relates to the preparation of the dye and its uses.
    Type: Application
    Filed: September 19, 2008
    Publication date: April 21, 2011
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Gunter Görlitz, Carsten Harfmann