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PERFORMING OPERATIONS TRANSPORTING
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Physical, chemical processing
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SEPARATION
B01D67/00
Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
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B01D67/0027
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Patents Grants
last 30 patents
Information
Patent Grant
Unsintered expanded polytetrafluoroethylene composite membranes hav...
Patent number
12,201,948
Issue date
Jan 21, 2025
W. L. Gore & Associates, Inc.
Yuri Ebata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Biaxially oriented microporous membrane
Patent number
12,179,469
Issue date
Dec 31, 2024
Celgard, LLC
Xiangyun Wei
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microporous polyolefin membranes from bespoke solvents
Patent number
12,172,137
Issue date
Dec 24, 2024
Amtek Research International LLC
Weston J. Wood
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
PTFE porous membrane with a high strength and small pore size
Patent number
12,138,842
Issue date
Nov 12, 2024
CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.
Kohei Miyamae
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Lightweight expanded polytetrafluoroethylene membranes having high...
Patent number
12,083,482
Issue date
Sep 10, 2024
W. L. Gore & Associates, Inc.
Bryan Hutchinson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Highly oriented expanded polytetrafluoroethylene with superior stif...
Patent number
12,083,484
Issue date
Sep 10, 2024
W. L. Gore & Associates, Inc.
Justin J. Skaife
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hollow fiber membranes with nucleating agent and methods of making...
Patent number
11,986,777
Issue date
May 21, 2024
3M Innovative Properties Company
Kuan-Yin Lin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluorine-based resin porous membrane and method for preparing the same
Patent number
11,872,531
Issue date
Jan 16, 2024
LG Chem, Ltd.
Sungjae Han
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of making a microporous material
Patent number
11,862,814
Issue date
Jan 2, 2024
Daramic, LLC
Eric H. Miller
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Hollow-fiber membrane and hollow-fiber membrane module
Patent number
11,801,480
Issue date
Oct 31, 2023
Sumitomo Electric Fine Polymer, Inc.
Fumihiro Hayashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing block copolymer hollow fiber membrane by melt...
Patent number
11,766,640
Issue date
Sep 26, 2023
NANJING TECH UNIVERSITY
Yong Wang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Composite porous membrane and preparation method therefor and use t...
Patent number
11,603,443
Issue date
Mar 14, 2023
Beijing Normal University
Jianjun Zhou
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making a microporous material
Patent number
11,563,256
Issue date
Jan 24, 2023
Celgard, LLC
Eric H. Miller
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Asymmetric polytetrafluoroethylene composite having a macro-texture...
Patent number
11,547,973
Issue date
Jan 10, 2023
Donald L. Hollenbaugh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Processes for forming fluoropolymer articles
Patent number
11,421,086
Issue date
Aug 23, 2022
W.L. GORE & ASSOCIATES GMBH
Michael Wendlandt
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for preparing porous membrane of fluorine-based resin
Patent number
11,420,162
Issue date
Aug 23, 2022
LG Chem, Ltd.
Joo Yeon Seo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Biaxially oriented microporous membrane
Patent number
11,420,416
Issue date
Aug 23, 2022
Celgard, LLC
Xiangyun Wei
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Uniformly structured high-permeability microporous membrane for fil...
Patent number
11,413,564
Issue date
Aug 16, 2022
SHENZHEN SENIOR TECHNOLOGY MATERIAL CO., LTD.
Xuemei Yang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for synthesis of flexible multifunctional high-voidage ultra...
Patent number
11,389,772
Issue date
Jul 19, 2022
The Hong Kong University of Science and Technology
Ping Gao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Substrate for liquid filter
Patent number
11,338,250
Issue date
May 24, 2022
Teijin Limited
Takao Ohno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Substrate for liquid filter
Patent number
11,338,251
Issue date
May 24, 2022
Teijin Limited
Takao Ohno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Substrate for liquid filter
Patent number
11,338,252
Issue date
May 24, 2022
Teijin Limited
Takao Ohno
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous membrane for water treatment and method for preparing the same
Patent number
11,325,074
Issue date
May 10, 2022
Shanghai Energy New Materials Technology Co., Ltd.
Alex Cheng
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Microporous membrane lithium ion secondary battery and method of pr...
Patent number
11,239,530
Issue date
Feb 1, 2022
Toray Industries, Inc.
Takeshi Ishihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyolefin material having a low density
Patent number
11,155,688
Issue date
Oct 26, 2021
Kimberly-Clark Worldwide, Inc.
Vasily A. Topolkaraev
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Hollow fiber membrane module and method for operating same
Patent number
11,141,698
Issue date
Oct 12, 2021
Toray Industries, Inc.
Shun Shimura
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Porous hollow-fiber membrane and production process therefor
Patent number
11,077,407
Issue date
Aug 3, 2021
Toray Industries, Inc.
Kenta Iwai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous hollow fiber membrane
Patent number
11,058,996
Issue date
Jul 13, 2021
Toray Industries, Inc.
Takaaki Yasuda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Absorbent article containing a porous polyolefin film
Patent number
11,028,246
Issue date
Jun 8, 2021
Kimberly-Clark, Inc.
Vasily A. Topolkaraev
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Composite porous hollow fiber membrane, production method for compo...
Patent number
11,020,709
Issue date
Jun 1, 2021
Toray Industries, Inc.
Shun Shimura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
High-Efficiency Degassing Polyolefin Hollow Fiber Membrane and Prep...
Publication number
20250025840
Publication date
Jan 23, 2025
Hangzhou Cobetter Filtration Equipment Co., Ltd.
Jiandong Jia
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
POLYETHYLENE MICROPOROUS MEMBRANE, METHOD FOR MANUFACTURING THE SAM...
Publication number
20240382909
Publication date
Nov 21, 2024
SK INNOVATION CO., LTD.
In Hwa JUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANE WITH REACTED NETWORKS
Publication number
20240367114
Publication date
Nov 7, 2024
CELGARD, LLC
Wenbin Yin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CLOSED LOOP AZEOTROPE-BASED SOLVENT EXTRACTION AND RECOVERY METHOD...
Publication number
20240207790
Publication date
Jun 27, 2024
Amtek Research International LLC
Robert Waterhouse
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION MEMBRANE AND MANUFACTURING METHOD THEREFOR
Publication number
20240189778
Publication date
Jun 13, 2024
TORAY INDUSTRIES, INC.
Marina Taguchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HEAT STABILIZED MEMBRANE
Publication number
20240158589
Publication date
May 16, 2024
CELGARD, LLC
Eric R. White
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANES FROM BESPOKE SOLVENTS
Publication number
20240139689
Publication date
May 2, 2024
Amtek Research International LLC
Weston J. Wood
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF MAKING A MICROPOROUS MATERIAL
Publication number
20240097277
Publication date
Mar 21, 2024
DARAMIC, LLC
Eric H. Miller
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYOLEFIN MEMBRANES FROM BESPOKE SOLVENTS
Publication number
20240042394
Publication date
Feb 8, 2024
Amtek Research International LLC
Weston J. Wood
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYOLEFIN RESIN COMPOSITION FOR POROUS FILM
Publication number
20240024825
Publication date
Jan 25, 2024
LOTTE CHEMICAL CORPORATION
Sun Young Jung
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE INCLUDING PERFLUOROALKOXY ALKANE (PFA)-BASED MELT-E...
Publication number
20230381742
Publication date
Nov 30, 2023
Pukyong National University Industry-University Cooperation Foundation
Kie Yong CHO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TRANSPARENT REUSABLE ULTRAHIGH MOLECULAR WEIGHT POLYETHYLENE AIR FI...
Publication number
20230356155
Publication date
Nov 9, 2023
THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
Ping GAO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYAMIDE POROUS MEMBRANE AND METHOD FOR PRODUCING SAME
Publication number
20230347297
Publication date
Nov 2, 2023
UNITIKA LTD.
Ryota NAKAMURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE FLUOROPOLYMER MEMBRANES HAVING DIFFERENT SURFACE ENERGIES
Publication number
20230347299
Publication date
Nov 2, 2023
W. L. Gore & Associates. Inc.
Orlando Collazo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NANOPARTICLE FILTRATION MEMBRANE AND THE MANUFACTURING METHOD THEREOF
Publication number
20230264147
Publication date
Aug 24, 2023
Cabomba LLC
Suman Sinha Ray
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE OF POLYTETRAFLUOROETHYLENE AND/OR MODIFIED POLYTETR...
Publication number
20230211296
Publication date
Jul 6, 2023
CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.
KOHEI MIYAMAE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING BLOCK COPOLYMER HOLLOW FIBER MEMBRANE BY MELT...
Publication number
20230191336
Publication date
Jun 22, 2023
NANJING TECH UNIVERSITY
Yong WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE LAMINATE, FILTER ELEMENT AND METHOD OF MANUFACTURIN...
Publication number
20230182085
Publication date
Jun 15, 2023
SUMITOMO ELECTRIC FINE POLYMER, INC.
Mitsuhiro AKAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF MAKING A MICROPOROUS MATERIAL
Publication number
20230155247
Publication date
May 18, 2023
DARAMIC, LLC
Eric H. Miller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER MEMBRANE AND METHOD FOR MAKING THE SAME
Publication number
20230138216
Publication date
May 4, 2023
Taiwan Semiconductor Manufacturing Company, Ltd.
En-Tian LIN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROPOROUS MEMBRANES, BATTERY SEPARATORS, COATED SEPARATORS, BATTE...
Publication number
20230102962
Publication date
Mar 30, 2023
CELGARD, LLC
Barry J. Summey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIGHTWEIGHT EXPANDED POLYTETRAFLUOROETHYLENE MEMBRANES HAVING HIGH...
Publication number
20230081107
Publication date
Mar 16, 2023
W.L. GORE & ASSOCIATES, INC.
Bryan Hutchinson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
STRETCHED POROUS POLYTETRAFLUOROETHYLENE MEMBRANE, AIR-PERMEABLE ME...
Publication number
20230019449
Publication date
Jan 19, 2023
Nitto Denko Corporation
Hiroki KIGAMI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS POLYTETRAFLUOROETHYLENE MEMBRANE HAVING A MACRO-TEXTURED SUR...
Publication number
20230015482
Publication date
Jan 19, 2023
W. L. Gore & Associates, Inc.
Bernadette Parsons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW FIBER MEMBRANES WITH POLYDIORGANOSILOXANE POLYOXAMIDE COPOLY...
Publication number
20220410078
Publication date
Dec 29, 2022
3M Innovative Properties Company
Jinsheng Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A PTFE POROUS MEMBRANE WITH A HIGH STRENGTH AND SMALL PORE SIZE
Publication number
20220355525
Publication date
Nov 10, 2022
CHEMOURS-MITSUI FLUOROPRODUCTS CO. LTD.
KOHEI MIYAMAE
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Block Copolymer Templated Crazing for Membrane Separation
Publication number
20220241731
Publication date
Aug 4, 2022
The University of Southern Mississippi
Xiaodan GU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGHLY ORIENTED EXPANDED POLYTETRAFLUOROETHYLENE WITH SUPERIOR STIF...
Publication number
20220234008
Publication date
Jul 28, 2022
W.L. GORE & ASSOCIATES, INC.
Justin J. Skaife
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW-FIBER MEMBRANE AND HOLLOW-FIBER MEMBRANE MODULE
Publication number
20210379537
Publication date
Dec 9, 2021
SUMITOMO ELECTRIC FINE POLYMER, INC.
Fumihiro HAYASHI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Unsintered Expanded Polytetrafluoroethylene Composite Membranes Hav...
Publication number
20210346848
Publication date
Nov 11, 2021
W.L. GORE & ASSOCIATES, INC.
Yuri Ebata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL