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Physical, chemical processing
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Details relating to properties of membranes
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Details relating to pores or pososity of the membranes
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Characteristic pore shapes
B01D2325/022
Asymmetric membranes
B01D2325/023
Dense layer within the membrane
B01D2325/025
Finger pores
B01D2325/026
Sponge structure
B01D2325/027
Nonporous membranes
B01D2325/028
Microfluidic pore structures
B01D2325/04
Characteristic thickness
B01D2325/06
Surface irregularities
B01D2325/08
Patterned membranes
B01D2325/10
Catalysts being present on the surface of the membrane or in the pores
B01D2325/12
Adsorbents being present on the surface of the membranes or in the pores
B01D2325/14
Membrane materials having negatively charged functional groups
B01D2325/16
Membrane materials having positively charged functional groups
B01D2325/18
Membrane materials having mixed charged functional groups
B01D2325/20
Specific permeability or cut-off range
B01D2325/22
Thermal or heat-resistance properties
B01D2325/24
Mechanical properties
B01D2325/26
Electrical properties
B01D2325/28
Degradation or stability over time
B01D2325/30
Chemical resistance
B01D2325/32
Melting point or glass-transition temperatures
B01D2325/34
Molecular weight or degree of polymerization
B01D2325/36
Hydrophilic membranes
B01D2325/38
Hydrophobic membranes
B01D2325/40
Fibre reinforced membranes
B01D2325/42
Ion-exchange membranes
B01D2325/44
Transmission of light
B01D2325/46
Magnetic properties
B01D2325/48
Antimicrobial properties
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Patents Grants
last 30 patents
Information
Patent Grant
Durable biofouling protection
Patent number
12,268,994
Issue date
Apr 8, 2025
Biofouling Technologies, Inc.
Brian McMurray
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Solvent-resistant polymeric nanofiltration membrane, preparation me...
Patent number
12,263,444
Issue date
Apr 1, 2025
Soochow University
Jian Jin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter membrane with bi-directional flow enhancing features
Patent number
12,263,445
Issue date
Apr 1, 2025
U.S. Government as represented by the Secretary of the Army
Jeremy S. Walker
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Hydrophilic porous membrane and method for producing hydrophilic po...
Patent number
12,263,451
Issue date
Apr 1, 2025
FUJIFILM Corporation
Akihiro Ishii
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous membrane for single particle analysis
Patent number
12,257,555
Issue date
Mar 25, 2025
Korea University Research and Business Foundation
Hong Gu Chun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separation membrane element
Patent number
12,257,552
Issue date
Mar 25, 2025
Toray Industries, Inc.
Shu Taniguchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multi-stage bipolar electrodialysis system for high concentration a...
Patent number
12,257,551
Issue date
Mar 25, 2025
BL Technologies, Inc.
Chengqian Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Nanocarbon enhanced membrane for purification and dewatering of sol...
Patent number
12,257,558
Issue date
Mar 25, 2025
NANOSEPEX INC.
Somenath Mitra
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Thermal vapor compression membrane distillation hybrid using vapor...
Patent number
12,257,550
Issue date
Mar 25, 2025
Purdue Research Foundation
David Warsinger
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Separation membrane and methods of preparation thereof
Patent number
12,257,553
Issue date
Mar 25, 2025
Aspen Products Group, Inc.
Mark D. Fokema
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Forward osmosis membrane, forward osmosis membrane module, and manu...
Patent number
12,251,662
Issue date
Mar 18, 2025
Asahi Kasei Kabushiki Kaisha
Daisuke Hotta
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Nanofunctionalised polymeric support with photocatalytic nanopartic...
Patent number
12,251,667
Issue date
Mar 18, 2025
COLOROBBIA CONSULTING S.R.L.
Giovanni Baldi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Imidazole covalent organic framework
Patent number
12,251,666
Issue date
Mar 18, 2025
University of Wyoming
John Hoberg
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter apparatus for semiconductor device fabrication process
Patent number
12,251,786
Issue date
Mar 18, 2025
Taiwan Semiconductor Manufacturing Company, Ltd
Chwen Yu
B24 - GRINDING POLISHING
Information
Patent Grant
Synthetic membrane composition comprising a polyurethane and a poly...
Patent number
12,252,614
Issue date
Mar 18, 2025
DSM IP Assets B.V.
Jennifer Al-Rashid
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Surface modified membranes
Patent number
12,251,693
Issue date
Mar 18, 2025
Fujifilm Manufacturing Europe B.V.
Abdulsalam Alhadidi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Micro or nano porous membrane, manufacturing method of same, porous...
Patent number
12,246,292
Issue date
Mar 11, 2025
Sumitomo Electric Industries, Ltd.
Hirokazu Katayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Wax and lube base stock products using shape selective membrane sep...
Patent number
12,247,174
Issue date
Mar 11, 2025
Exxon Mobil Technology and Engineering Company
James W. Gleeson
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Efficient antifouling and hydrophilic polyethersulfone ultrafiltrat...
Patent number
12,233,382
Issue date
Feb 25, 2025
Hangzhou Normal University
Yongjin Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite electrolyte membrane
Patent number
12,234,565
Issue date
Feb 25, 2025
Toray Industries, Inc.
Kenta Minamibayashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fabrication of filtration membranes
Patent number
12,233,383
Issue date
Feb 25, 2025
Trustees of Tufts College
Prity Bengani-Lutz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for bio-1,3-butanediol purification from a fermentation broth
Patent number
12,227,467
Issue date
Feb 18, 2025
Versalis S.p.A.
Mario Baldassarre
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Polybenzimidazole films
Patent number
12,227,627
Issue date
Feb 18, 2025
University of South Carolina
Laura A. Murdock
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for isolating and producing a high milk phospholipid ingred...
Patent number
12,225,916
Issue date
Feb 18, 2025
OHIO STATE INNOVATION FOUNDATION
Rafael Jimenez-Flores
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
In vivo blood filtration membranes and devices
Patent number
12,226,736
Issue date
Feb 18, 2025
The Regents of the University of California
Shuvo Roy
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Combination of pyrrolidone based solvents for the production of por...
Patent number
12,226,738
Issue date
Feb 18, 2025
Sartorius Stedim Biotech GmbH
Jan Schwellenbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for manufacturing porous membrane and porous membrane
Patent number
12,226,742
Issue date
Feb 18, 2025
FUJIFILM Corporation
Akihiro Ikeyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Surface modified separation media
Patent number
12,227,728
Issue date
Feb 18, 2025
Applied Membrane Technology, Inc.
Ashok Sharma
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
High-flux silicon carbide ceramic filter membrane and preparation m...
Patent number
12,220,668
Issue date
Feb 11, 2025
Nanjing Hanssen Material Technology Co., Ltd.
Linfeng Yuan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carbon dioxide membrane filter with graphene crown pores
Patent number
12,220,670
Issue date
Feb 11, 2025
International Business Machines Corporation
Binquan Luan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Bipolar Membranes
Publication number
20250114750
Publication date
Apr 10, 2025
FUJIFILM Manufacturing Europe B.V.
Elisa Huerta Martinez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
VEHICLE WITH FUEL DENSIFIER
Publication number
20250116237
Publication date
Apr 10, 2025
DELTA LABORATORIES HOLDING B.V.
André SCHIELE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CROSS-LINKED HIGH STABLE ANION EXCHANGE BLEND MEMBRANES WITH POLYET...
Publication number
20250114782
Publication date
Apr 10, 2025
Between Lizenz GMBH
Jochen KERRES
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SYSTEM AND METHOD FOR ELECTRICALLY CONDUCTIVE MEMBRANE SEPARATION
Publication number
20250114746
Publication date
Apr 10, 2025
SiTration, Inc.
Brendan D. Smith
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SORBENT MEMBRANES WITH CONDUCTIVE LAYER FOR EFFICIENT SORBENT REGEN...
Publication number
20250108327
Publication date
Apr 3, 2025
Battelle Memorial Institute
Krenar SHQAU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYMER SURFACE FOR CONDUCTIVE MEMBRANES AND METHODS OF MAKING THEREOF
Publication number
20250108336
Publication date
Apr 3, 2025
The University of North Carolina at Chapel Hill
Orlando CORONELL NIETO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE, POROUS MEMBRANE LAMINATE, AND METHOD OF MANUFACTUR...
Publication number
20250108340
Publication date
Apr 3, 2025
SUMITOMO ELECTRIC FINE POLYMER, INC.
Hirokazu KATAYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INTERFACIALLY POLYMERISED POLYAMIDE MEMBRANE FOR REVERSE OSMOSIS WI...
Publication number
20250108341
Publication date
Apr 3, 2025
AQUAPORIN A/S
Reyhan SENGUR-TASDEMIR
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW FIBRES
Publication number
20250109529
Publication date
Apr 3, 2025
KALVOTECH LIMITED
Risto John MARTIN
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
PH-RESPONSIVE ADSORPTIVE COMPOSITE POLYMERIC MEMBRANES
Publication number
20250108337
Publication date
Apr 3, 2025
Khalifa University of Science and Technology
Shadi Wajih Hasan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ALKANOLAMINE-CONTAINING MEMBRANES AND METHODS OF MAKING AND USING T...
Publication number
20250108339
Publication date
Apr 3, 2025
Ohio State Innovation Foundation
W.S. Winston HO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ARYL-ETHER-FREE POLYAROMATIC POLYMERS WITH BRANCHED STRUCTURES FOR...
Publication number
20250099922
Publication date
Mar 27, 2025
ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)
Xingyu WU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COATED POROUS FILTER MEMBRANES AND RELATED METHODS
Publication number
20250099918
Publication date
Mar 27, 2025
Entegris, Inc.
Alketa Gjoka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MEMBRANE MADE OF A BLEND OF UHMW POLYOLEFINS
Publication number
20250105340
Publication date
Mar 27, 2025
CELGARD, LLC
Donald K. Simmons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Semipermeable Membrane
Publication number
20250099920
Publication date
Mar 27, 2025
TOYOBO CO., LTD.
Shinya Koyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Electro-Pressure Membrane Method for Recovery and Concentration of...
Publication number
20250099915
Publication date
Mar 27, 2025
Aqueous Resources LLC
Ernst Schmidt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NANOFILAMENT-COATED MEMBRANES WITH HIERARCHICAL POROUS STRUCTURES,...
Publication number
20250099917
Publication date
Mar 27, 2025
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
Hans-Juergen BUTT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYPYRROLE-GRAPHITIC CARBON NITRIDE (PPY-G-C3N4) DECORATED POLYMER...
Publication number
20250099921
Publication date
Mar 27, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Umair BAIG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LARGE-SCALE FABRICATION TECHNIQUE FOR PIM-1 ASYMMETRIC MEMBRANES DO...
Publication number
20250091015
Publication date
Mar 20, 2025
DALIAN UNIVERSITY OF TECHNOLOGY
Xuehua RUAN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TUNABLE HYDROPHILIC CROSSLINKED POLYMER MEMBRANES FOR SEPARATION AP...
Publication number
20250091017
Publication date
Mar 20, 2025
Rensselaer Polytechnic Institute
Georges BELFORT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR ASSEMBLING A BIPOLAR MEMBRANE, BIPOLAR MEMBRANE, AND USE...
Publication number
20250091019
Publication date
Mar 20, 2025
W & F TECHNOLOGIES B.V.
Emad Mohammed Noman AL-DHUBHANI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SPIRAL WOUND BIPOLAR ELECTRODIALYSIS CELL
Publication number
20250091012
Publication date
Mar 20, 2025
Vetco Gray Scandinavia AS
Zijun XIA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYARYLETHER COPOLYMERS BASED ON DIOLS SUGAR ALCOHOLS
Publication number
20250092197
Publication date
Mar 20, 2025
BASF SE
Martin WEBER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DURABLE BIOFOULING PROTECTION
Publication number
20250091018
Publication date
Mar 20, 2025
Biofouling Technologies, Inc.
Brian McMurray
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVER...
Publication number
20250092537
Publication date
Mar 20, 2025
Saad Dara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
ENHANCED SYSTEM AND METHOD FOR REMOVAL OF PFAS FROM AQUEOUS MATERIALS
Publication number
20250083106
Publication date
Mar 13, 2025
Randall Moore
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICRO-SMOOTH POROUS HYBRID MATRIX MEMBRANE STRUCTURAL SUPPORT FOR A...
Publication number
20250083110
Publication date
Mar 13, 2025
Porous Metal Filter Inc.
Rick Kenney
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH LOAD NANOPARTICLE MICROPOROUS FILTER FOR CATION REMOVAL AND/OR...
Publication number
20250083112
Publication date
Mar 13, 2025
B.G. NEGEV TECHNOLOGIES AND APPLICATIONS LTD.
Oded NIR
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH VISCOSITY ULTRAFILTRATION/DIAFILTRATION AND SINGLE-PASS TANGEN...
Publication number
20250084125
Publication date
Mar 13, 2025
Genentech, Inc.
Benjamin Mark SACKETT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LINEAR MULTIFUNCTIONAL ALIPHATIC AND HYPER-CROSS-LINKED POLYAMIDE M...
Publication number
20250083111
Publication date
Mar 13, 2025
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Umair BAIG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL