Melt-blown

Industry

CPC
B01D2239/0622

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids

Current Industry

B01D2239/0622Melt-blown

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Meltblown nonwovens having high volume resistivity and articles the...
- Patent number 12,320,047
- Issue date Jun 3, 2025
- Dow Global Technologies LLC
- Xin Huang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Melt-blown depth filter element and method of making it
- Patent number 12,311,296
- Issue date May 27, 2025
- BL Technologies, Inc.
- Travis Gerald Stifter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filtration media
- Patent number 12,303,814
- Issue date May 20, 2025
- MAGNERA CORPORATION
- Ralph A. Moody
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Facemasks with material layers for enhanced bonding process
- Patent number 12,285,061
- Issue date Apr 29, 2025
- O&M Halyard, Inc.
- Ajay Y. Houde
- A41 - WEARING APPAREL
Information Patent Grant
Protector for a drain
- Patent number 12,276,096
- Issue date Apr 15, 2025
- MANVERS ENGINEERING LIMITED
- Christopher Ibbotson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter media comprising a pre-filter layer
- Patent number 12,274,968
- Issue date Apr 15, 2025
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- A41 - WEARING APPAREL
Information Patent Grant
Method to prepare polymer materials with interlocked porous structu...
- Patent number 12,234,306
- Issue date Feb 25, 2025
- ZJU-Hangzhou Global Scientific and Technological Innovation Center
- Qian Zhao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter media, elements, and methods
- Patent number 12,233,367
- Issue date Feb 25, 2025
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Depth filter
- Patent number 12,157,078
- Issue date Dec 3, 2024
- JNC Corporation
- Ryota Mineo
- B32 - LAYERED PRODUCTS
Information Patent Grant
Filter media including adhesives and/or oleophobic properties
- Patent number 12,070,705
- Issue date Aug 27, 2024
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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 and elements
- Patent number 12,023,613
- Issue date Jul 2, 2024
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Virus-collecting filter for medical aspirator system
- Patent number 12,023,430
- Issue date Jul 2, 2024
- GPF Co. Ltd.
- Yuichi Sakon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter media comprising a pre-filter layer
- Patent number 12,011,686
- Issue date Jun 18, 2024
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Non-woven fibrous web and methods thereof
- Patent number 12,012,680
- Issue date Jun 18, 2024
- 3M Innovative Properties Company
- Jinzhang You
- B32 - LAYERED PRODUCTS
Information Patent Grant
Large format melt-blown depth filter cartridge
- Patent number 11,845,019
- Issue date Dec 19, 2023
- BL Technologies, Inc.
- Travis Gerald Stifter
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Filter media, elements, and methods
- Patent number 11,845,027
- Issue date Dec 19, 2023
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Stable filter media including nanofibers
- Patent number 11,819,789
- Issue date Nov 21, 2023
- Hollingsworth & Vose Company
- Abdoulaye Doucouré
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Filter media including adhesives and/or oleophobic properties
- Patent number 11,819,790
- Issue date Nov 21, 2023
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Channel-framed, pleated air filter with bridging filaments
- Patent number 11,697,088
- Issue date Jul 11, 2023
- 3M Innovative Properties Company
- Glen O. Gregerson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter media comprising a pre-filter layer
- Patent number 11,684,885
- Issue date Jun 27, 2023
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Nonwoven fabric and filter
- Patent number 11,491,429
- Issue date Nov 8, 2022
- Mitsui Chemicals, Inc.
- Kozo Iiba
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
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
Particle filter system
- Patent number 11,376,529
- Issue date Jul 5, 2022
- IP 33 LTD
- Piush Soni
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Polyamide nanofiber nonwovens for filters
- Patent number 11,376,534
- Issue date Jul 5, 2022
- Ascend Performance Materials Operations LLC
- Wai-Shing Yung
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter media including adhesives and/or oleophobic properties
- Patent number 11,369,904
- Issue date Jun 28, 2022
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Face mask
- Patent number 11,324,974
- Issue date May 10, 2022
- The University of North Carolina at Chapel Hill
- Devin Kerry Hubbard
- A41 - WEARING APPAREL
Information Patent Grant
Melt-blown depth filter element, method and machine of making it
- Patent number 11,266,936
- Issue date Mar 8, 2022
- BL Technologies, Inc.
- Travis Gerald Stifter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Filter Material and Method for Providing a Filter Material
- Publication number 20250196035
- Publication date Jun 19, 2025
- JOHNS MANVILLE
- Markus Graeber
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Facemasks with Material Layers for Enhanced Bonding Process
- Publication number 20250194715
- Publication date Jun 19, 2025
- O&M Halyard, Inc.
- Ajay Y. Houde
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING ELECTRET MELT BLOWN NONWOVEN...
- Publication number 20250179705
- Publication date Jun 5, 2025
- TORAY INDUSTRIES, INC.
- Yoshiki TANAKA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER MEDIA COMPRISING A PRE-FILTER LAYER
- Publication number 20250161859
- Publication date May 22, 2025
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- A41 - WEARING APPAREL
Information Patent Application
FILTER MEDIA, ELEMENTS, AND METHODS
- Publication number 20250153079
- Publication date May 15, 2025
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DEPTH FILTER
- Publication number 20250128192
- Publication date Apr 24, 2025
- JNC CORPORATION
- Ryota MINEO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
A BIODEGRADABLE FILTER ASSEMBLY FOR AN ELECTRICAL APPLIANCE
- Publication number 20250128195
- Publication date Apr 24, 2025
- Dyson Technology Limited
- Nikian Naji AGHABABAIE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER HAVING A GRADIENT
- Publication number 20250099888
- Publication date Mar 27, 2025
- Hollingsworth & Vose Company
- David T. Healey
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
NANOPARTICLE FEED SYSTEMS FOR MANUFACTURING FILTER MEDIA
- Publication number 20250100008
- Publication date Mar 27, 2025
- DelStar Technologies, Inc.
- Lenny Pompeo
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
MULTILAYER NONWOVEN STRUCTURE
- Publication number 20250083409
- Publication date Mar 13, 2025
- Borealis AG
- Jingbo Wang
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
APPARATUS AND METHOD TO PROVIDE A PATHOGENICIDAL BARRIER BETWEEN FI...
- Publication number 20250059690
- Publication date Feb 20, 2025
- X CELL, LLC
- Sunil J. PANCHAL
- A41 - WEARING APPAREL
Information Patent Application
ELECTRET AND ELECTRET FILTER
- Publication number 20250058257
- Publication date Feb 20, 2025
- TOYOBO MC Corporation
- Yoshiyuki KITAGAWA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
FILTER MEDIA INCLUDING ADHESIVES AND/OR OLEOPHOBIC PROPERTIES
- Publication number 20250032963
- Publication date Jan 30, 2025
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MELT-BLOWN NONWOVEN FABRIC, METHOD OF PRODUCING THE SAME, LAYERED B...
- Publication number 20250027237
- Publication date Jan 23, 2025
- KANEKA CORPORATION
- Takayuki MIYAMOTO
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
NON-SHEDDING HYBRID NONWOVENS AND METHOD OF PRODUCING SAME
- Publication number 20240426032
- Publication date Dec 26, 2024
- North Carolina State University
- Behnam Pourdeyhimi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER MEDIA AND ELEMENTS
- Publication number 20240424435
- Publication date Dec 26, 2024
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
FILTER MEDIA COMPRISING A PRE-FILTER LAYER
- Publication number 20240375034
- Publication date Nov 14, 2024
- Hollingsworth & Vose Company
- Sudhakar Jaganathan
- A41 - WEARING APPAREL
Information Patent Application
FILTER MEDIUM COMPRISING A MELT-BLOWN NONWOVEN, AND ITS USE
- Publication number 20240335779
- Publication date Oct 10, 2024
- Neenah Gessner GmbH
- Simon GRAVOT
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SEAMLESS FILTRATION MEDIA AND METHODS OF USE
- Publication number 20240299870
- Publication date Sep 12, 2024
- Porex Technologies Corporation
- David Bradley HARRIS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ELECTRET MELT-BLOWN WEBS WITH IMPROVED FILTRATION PROPERTIES
- Publication number 20240301602
- Publication date Sep 12, 2024
- Borealis AG
- Jingbo Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTION...
- Publication number 20240226790
- Publication date Jul 11, 2024
- COWAY CO., LTD.
- Hyun Jun YUN
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
VIRAL FILTRATION MEDIA, ARTICLES, AND METHODS
- Publication number 20240207765
- Publication date Jun 27, 2024
- 3M Innovative Properties Company
- Rebecca A. HOCHSTEIN
- 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
MANUFACTURING METHOD OF MELTBLOWN FIBER MEMBRANE
- Publication number 20240181376
- Publication date Jun 6, 2024
- TAIWAN TEXTILE RESEARCH INSTITUTE
- Ying-Chi LIN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER MEDIA, ELEMENTS, AND METHODS
- Publication number 20240139662
- Publication date May 2, 2024
- Donaldson Company, Inc.
- Qiong Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTION...
- Publication number 20240131462
- Publication date Apr 25, 2024
- COWAY CO., LTD.
- Hyun Jun YUN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTERS WITH ELECTROSTATIC FILTERING CAPABILITIES
- Publication number 20240100455
- Publication date Mar 28, 2024
- DelStar Technologies, Inc.
- Andrew G. Platt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTRATION ELEMENT AND USES THEREOF
- Publication number 20240082609
- Publication date Mar 14, 2024
- Sion Biotext Medical Ltd.
- Yulia Holenberg
- A41 - WEARING APPAREL
Information Patent Application
BONDING MULTIPLE LAYERS OF FILTRATION MATERIAL
- Publication number 20240066449
- Publication date Feb 29, 2024
- Andrew Industries Ltd.
- Alan Robert LEBOLD
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Meltblown nonwovens having high volume resistivity and articles the...

Melt-blown depth filter element and method of making it

Filtration media

Facemasks with material layers for enhanced bonding process

Protector for a drain

Filter media comprising a pre-filter layer

Method to prepare polymer materials with interlocked porous structu...

Filter media, elements, and methods

Depth filter

Filter media including adhesives and/or oleophobic properties

Filter media with irregular structure and/or reversibly stretchable...

Filter media with irregular structure

Filter media and elements

Virus-collecting filter for medical aspirator system

Filter media comprising a pre-filter layer

Non-woven fibrous web and methods thereof

Large format melt-blown depth filter cartridge

Filter media, elements, and methods

Stable filter media including nanofibers

Filter media including adhesives and/or oleophobic properties

Channel-framed, pleated air filter with bridging filaments

Filter media comprising a pre-filter layer

Nonwoven fabric and filter

Filter media with irregular structure

Filter media with irregular structure and/or reversibly stretchable...

Particle filter system

Polyamide nanofiber nonwovens for filters

Filter media including adhesives and/or oleophobic properties

Face mask

Melt-blown depth filter element, method and machine of making it

Patents Applicationslast 30 patents

Filter Material and Method for Providing a Filter Material

Facemasks with Material Layers for Enhanced Bonding Process

METHOD AND APPARATUS FOR MANUFACTURING ELECTRET MELT BLOWN NONWOVEN...

FILTER MEDIA COMPRISING A PRE-FILTER LAYER

FILTER MEDIA, ELEMENTS, AND METHODS

DEPTH FILTER

A BIODEGRADABLE FILTER ASSEMBLY FOR AN ELECTRICAL APPLIANCE

FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER HAVING A GRADIENT

NANOPARTICLE FEED SYSTEMS FOR MANUFACTURING FILTER MEDIA

MULTILAYER NONWOVEN STRUCTURE

APPARATUS AND METHOD TO PROVIDE A PATHOGENICIDAL BARRIER BETWEEN FI...

ELECTRET AND ELECTRET FILTER

FILTER MEDIA INCLUDING ADHESIVES AND/OR OLEOPHOBIC PROPERTIES

MELT-BLOWN NONWOVEN FABRIC, METHOD OF PRODUCING THE SAME, LAYERED B...

NON-SHEDDING HYBRID NONWOVENS AND METHOD OF PRODUCING SAME

FILTER MEDIA AND ELEMENTS

FILTER MEDIA WITH IRREGULAR STRUCTURE AND/OR REVERSIBLY STRETCHABLE...

FILTER MEDIA COMPRISING A PRE-FILTER LAYER

FILTER MEDIUM COMPRISING A MELT-BLOWN NONWOVEN, AND ITS USE

SEAMLESS FILTRATION MEDIA AND METHODS OF USE

ELECTRET MELT-BLOWN WEBS WITH IMPROVED FILTRATION PROPERTIES

AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTION...

VIRAL FILTRATION MEDIA, ARTICLES, AND METHODS

HIGH PERFORMANCE FILTER MEDIA

MANUFACTURING METHOD OF MELTBLOWN FIBER MEMBRANE

FILTER MEDIA, ELEMENTS, AND METHODS

AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTION...

FILTERS WITH ELECTROSTATIC FILTERING CAPABILITIES

FILTRATION ELEMENT AND USES THEREOF

BONDING MULTIPLE LAYERS OF FILTRATION MATERIAL