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Marcus Hoefken

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  • Erlangen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stirring element having segmented configuration, for circulating wa...
    • Patent number 10,195,573
    • Issue date Feb 5, 2019
    • INVENT UMWELT-UND VERFAIIRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Agitating member and agitating device having a plurality of segment...
    • Patent number 10,130,921
    • Issue date Nov 20, 2018
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stirring device for wastewater having a slide sleeve and a device f...
    • Patent number 10,112,161
    • Issue date Oct 30, 2018
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device for circulating a liquid received in a container having a st...
    • Patent number 10,058,832
    • Issue date Aug 28, 2018
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Horizontal agitator
    • Patent number 9,957,800
    • Issue date May 1, 2018
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Horizontal agitator
    • Patent number 9,687,798
    • Issue date Jun 27, 2017
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Rotary disc filter device
    • Patent number 9,604,162
    • Issue date Mar 28, 2017
    • ADVANCED FILTRATION TECHNOLOGIES INC.
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device for decanting a supernatant received in a clarifier
    • Patent number 9,586,161
    • Issue date Mar 7, 2017
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Rotary disc filter device
    • Patent number 9,555,349
    • Issue date Jan 31, 2017
    • ADVANCED FILTRATION TECHNOLOGIES INC.
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device for gassing liquids
    • Patent number 9,556,047
    • Issue date Jan 31, 2017
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Decanter
    • Patent number 9,433,879
    • Issue date Sep 6, 2016
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Horizontal agitator
    • Patent number 9,393,534
    • Issue date Jul 19, 2016
    • INVENT UMWELT-UND VERFANRENSTECHNIK AG
    • Marcus Hoefken
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Fluid moving device
    • Patent number D735291
    • Issue date Jul 28, 2015
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Element for a stirring body
    • Patent number D733839
    • Issue date Jul 7, 2015
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Vertical agitator for wastewater received in a sedimentation tank
    • Patent number 9,050,567
    • Issue date Jun 9, 2015
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device for aerating a suspension held in a treatment tank
    • Patent number 8,944,421
    • Issue date Feb 3, 2015
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Fluid moving device
    • Patent number D709591
    • Issue date Jul 22, 2014
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Decanter
    • Patent number D700273
    • Issue date Feb 25, 2014
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Stirring device for activated sludges
    • Patent number 8,651,732
    • Issue date Feb 18, 2014
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Agitator device for circulating a liquid in a clearing basin
    • Patent number 8,459,863
    • Issue date Jun 11, 2013
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Stirring device for activated sludges
    • Patent number 8,434,744
    • Issue date May 7, 2013
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Horizontal agitator
    • Patent number 8,408,783
    • Issue date Apr 2, 2013
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Horizontal agitator and method for producing a flow in a clearing b...
    • Patent number 8,210,738
    • Issue date Jul 3, 2012
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Decanter with swivel discharge pipe
    • Patent number 7,871,516
    • Issue date Jan 18, 2011
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Agitating device and method for sewage treatment
    • Patent number 7,784,769
    • Issue date Aug 31, 2010
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Device for gassing liquids, in particular waste water
    • Patent number 7,744,069
    • Issue date Jun 29, 2010
    • Invent Umwelt-und Verfahrenstechnik AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    STIRRING DEVICE FOR WASTEWATER
    • Publication number 20170065945
    • Publication date Mar 9, 2017
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • G01 - MEASURING TESTING
  • Information Patent Application

    AGITATING MEMBER AND AGITATING DEVICE FOR CREATING A CURRENT IN A W...
    • Publication number 20170021313
    • Publication date Jan 26, 2017
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    STIRRING ELEMENT FOR CIRCULATING WASTEWATER IN A BASIN, AND APPARATUS
    • Publication number 20170001156
    • Publication date Jan 5, 2017
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    DEVICE FOR CIRCULATING A LIQUID RECEIVED IN A CONTAINER
    • Publication number 20160339401
    • Publication date Nov 24, 2016
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ROTARY DISC FILTER DEVICE
    • Publication number 20150290564
    • Publication date Oct 15, 2015
    • Advanced Filtration Technologies Inc.
    • Marcus HOEFKEN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ROTARY DISC FILTER DEVICE
    • Publication number 20150290565
    • Publication date Oct 15, 2015
    • Advanced Filtration Technologies Inc.
    • Marcus HOEFKEN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DEVICE FOR DECANTING A SUPERNATANT RECEIVED IN A CLARIFIER
    • Publication number 20150114892
    • Publication date Apr 30, 2015
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HORIZONTAL AGITATOR
    • Publication number 20150078121
    • Publication date Mar 19, 2015
    • INVENT UMWELT-UND VERF-AHRENSTECHINK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HORIZONTAL AGITATOR
    • Publication number 20150063998
    • Publication date Mar 5, 2015
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    ARRANGEMENT AND METHOD FOR PRODUCING A FLOW IN A WASTEWATER TREATME...
    • Publication number 20150053625
    • Publication date Feb 26, 2015
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HORIZONTAL AGITATOR
    • Publication number 20150049576
    • Publication date Feb 19, 2015
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DECANTER
    • Publication number 20140353245
    • Publication date Dec 4, 2014
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DEVICE FOR GASSING LIQUIDS
    • Publication number 20130093106
    • Publication date Apr 18, 2013
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    VERTICAL AGITATOR FOR WASTEWATER RECEIVED IN A SEDIMENTATION TANK
    • Publication number 20130020728
    • Publication date Jan 24, 2013
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    VERTICAL AGITATOR FOR WASTEWATER RECEIVED IN A SEDIMENTATION TANK
    • Publication number 20120307587
    • Publication date Dec 6, 2012
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD AND DEVICE FOR BIOLOGICALLY CLEANING WASTEWATER
    • Publication number 20120267305
    • Publication date Oct 25, 2012
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DEVICE FOR CLEANING WASTEWATER
    • Publication number 20120255917
    • Publication date Oct 11, 2012
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Franz Durst
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DEVICE FOR THE PURIFICATION OF WASTE WATER
    • Publication number 20110114545
    • Publication date May 19, 2011
    • INVENT UMWELT-UND VERFAHRENSTECHINK AG
    • Marcus Hoefken
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DRIVE DEVICE FOR IMMERSED OPERATION BELOW A SURFACE OF A LIQUID
    • Publication number 20110003646
    • Publication date Jan 6, 2011
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    STIRRING DEVICE FOR ACTIVATED SLUDGES
    • Publication number 20100201008
    • Publication date Aug 12, 2010
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    STIRRING DEVICE FOR ACTIVATED SLUDGES
    • Publication number 20100196165
    • Publication date Aug 5, 2010
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    STIRRING DEVICE FOR ACTIVATED SLUDGES
    • Publication number 20100182869
    • Publication date Jul 22, 2010
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HORIZONTAL AGITATOR AND METHOD FOR PRODUCING A FLOW IN A CLEARING B...
    • Publication number 20100133174
    • Publication date Jun 3, 2010
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HORIZONTAL AGITATOR AND METHOD FOR PRODUCING A FLOW IN A CLEARING B...
    • Publication number 20100096343
    • Publication date Apr 22, 2010
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Decanter with swivel discharge pipe
    • Publication number 20090236278
    • Publication date Sep 24, 2009
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Agitating device and method for sewage treatment
    • Publication number 20090127213
    • Publication date May 21, 2009
    • INVENT UMWELT - UND VERFAHRENSTECHNIK AG
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Device For Gassing Liquids, In Particular Waste Water
    • Publication number 20080018002
    • Publication date Jan 24, 2008
    • Marcus Hoefken
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL