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David T. Healey

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  • Bellingham, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter media with irregular structure and/or reversibly stretchable...
    • Patent number 12,053,728
    • Issue date Aug 6, 2024
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter media with irregular structure
    • Patent number 12,036,496
    • Issue date Jul 16, 2024
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter media with irregular structure
    • Patent number 11,433,332
    • Issue date Sep 6, 2022
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter media with irregular structure and/or reversibly stretchable...
    • Patent number 11,420,143
    • Issue date Aug 23, 2022
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 10,758,858
    • Issue date Sep 1, 2020
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter media including a waved filtration layer
    • Patent number 10,561,972
    • Issue date Feb 18, 2020
    • Hollingsworth & Vose Company
    • Bruce Smith
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Filter media including a waved filtration layer
    • Patent number 10,449,474
    • Issue date Oct 22, 2019
    • Hollingsworth & Vose Company
    • Bruce Smith
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 9,718,020
    • Issue date Aug 1, 2017
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 9,687,771
    • Issue date Jun 27, 2017
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Meltblown filter medium, related applications and uses
    • Patent number 8,986,432
    • Issue date Mar 24, 2015
    • Hollingsworth & Vose Company
    • John A. Wertz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 8,882,875
    • Issue date Nov 11, 2014
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Meltblown filter medium
    • Patent number 8,608,817
    • Issue date Dec 17, 2013
    • Hollingsworth & Vose Company
    • John A. Wertz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 8,257,459
    • Issue date Sep 4, 2012
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 8,202,340
    • Issue date Jun 19, 2012
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 8,197,569
    • Issue date Jun 12, 2012
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waved filter media and elements
    • Patent number 7,883,562
    • Issue date Feb 8, 2011
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter media
    • Patent number 6,858,057
    • Issue date Feb 22, 2005
    • Hollingsworth & Vosa Company
    • David Thomas Healey
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter media
    • Patent number 6,554,881
    • Issue date Apr 29, 2003
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Melt blown composite HEPA filter media and vacuum bag
    • Patent number 6,524,360
    • Issue date Feb 25, 2003
    • Hollingsworth & Vose Company
    • Stephen T. Cox
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Melt blown composite HEPA vacuum filter
    • Patent number 6,514,325
    • Issue date Feb 4, 2003
    • Hollingsworth & Vose Company
    • Stephen T. Cox
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER MEDIA WITH IRREGULAR STRUCTURE AND/OR REVERSIBLY STRETCHABLE...
    • Publication number 20240424434
    • Publication date Dec 26, 2024
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HIGH PERFORMANCE FILTER MEDIA
    • Publication number 20240207764
    • Publication date Jun 27, 2024
    • Hollingsworth & Vose Company
    • Siqiang Zhu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ARTICLES COMPRISING FILTER MEDIA WITH IRREGULAR STRUCTURE AND/OR RE...
    • Publication number 20230415081
    • Publication date Dec 28, 2023
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA WITH IRREGULAR STRUCTURE AND/OR REVERSIBLY STRETCHABLE...
    • Publication number 20230026576
    • Publication date Jan 26, 2023
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA WITH IRREGULAR STRUCTURE
    • Publication number 20230025717
    • Publication date Jan 26, 2023
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA COMPRISING ADSORPTIVE PARTICLES
    • Publication number 20210370218
    • Publication date Dec 2, 2021
    • Hollingsworth & Vose Company
    • Juliane Daus
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA COMPRISING A NON-WETLAID BACKER
    • Publication number 20210187421
    • Publication date Jun 24, 2021
    • Hollingsworth & Vose Company
    • David T, Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER
    • Publication number 20200391148
    • Publication date Dec 17, 2020
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA WITH IRREGULAR STRUCTURE AND/OR REVERSIBLY STRETCHABLE...
    • Publication number 20200330913
    • Publication date Oct 22, 2020
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA WITH IRREGULAR STRUCTURE
    • Publication number 20200139281
    • Publication date May 7, 2020
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA INCLUDING A MULTI-PHASE PRE-FILTER
    • Publication number 20180361287
    • Publication date Dec 20, 2018
    • Hollingsworth & Vose Company
    • Xiaodan Zhang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER HAVING A GRADIENT
    • Publication number 20180272258
    • Publication date Sep 27, 2018
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20180015405
    • Publication date Jan 18, 2018
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MULTI-LAYERED ELECTRET-CONTAINING FILTRATION MEDIA
    • Publication number 20180001247
    • Publication date Jan 4, 2018
    • Hollingsworth & Vose Company
    • Sudheer Jinka
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER
    • Publication number 20170312673
    • Publication date Nov 2, 2017
    • Hollingsworth & Vose Company
    • Bruce Smith
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER
    • Publication number 20170080368
    • Publication date Mar 23, 2017
    • Hollingsworth & Vose Company
    • Bruce Smith
    • A41 - WEARING APPAREL
  • Information Patent Application

    RESIN IMPREGNATED FIBER WEBS
    • Publication number 20160136553
    • Publication date May 19, 2016
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20150121823
    • Publication date May 7, 2015
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20140157742
    • Publication date Jun 12, 2014
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20130025245
    • Publication date Jan 31, 2013
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20120304602
    • Publication date Dec 6, 2012
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20110162337
    • Publication date Jul 7, 2011
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MELTBLOWN FILTER MEDIUM
    • Publication number 20110147976
    • Publication date Jun 23, 2011
    • Hollingsworth & Vose Company
    • John A. Wertz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20100107881
    • Publication date May 6, 2010
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MELTBLOWN FILTER MEDIUM, RELATED APPLICATIONS AND USES
    • Publication number 20100000411
    • Publication date Jan 7, 2010
    • Hollingsworth & Vose Company
    • John A. Wertz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20090272084
    • Publication date Nov 5, 2009
    • Hollingsworth & Vose Company
    • David T. Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Meltblown Filter Medium
    • Publication number 20090120048
    • Publication date May 14, 2009
    • Hollingsworth & Vose Company
    • John A. Wertz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WAVED FILTER MEDIA AND ELEMENTS
    • Publication number 20080202078
    • Publication date Aug 28, 2008
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter media
    • Publication number 20040035095
    • Publication date Feb 26, 2004
    • Hollingsworth & Vose Company
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    High efficiency ashrae filter media
    • Publication number 20030203696
    • Publication date Oct 30, 2003
    • David Thomas Healey
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL