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Polyimides Polyamide-imides Polyester-imides Polyamide acids or similar polyimide precursors
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SEPARATION
B01D71/00
Semi-permeable membranes for separation processes or apparatus characterised by the material Manufacturing processes specially adapted therefor
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B01D71/64
Polyimides Polyamide-imides Polyester-imides Polyamide acids or similar polyimide precursors
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Patents Grants
last 30 patents
Information
Patent Grant
Gas separation method and apparatus
Patent number
12,350,624
Issue date
Jul 8, 2025
Renaissance Energy Research Corporation
Osamu Okada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Biocompatible high aspect-ratio porous membrane
Patent number
12,325,007
Issue date
Jun 10, 2025
GLOBAL LIFE SCIENCES SOLUTIONS USA, LLC
William A. Hennessy
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hybrid crosslinked polymer membrane
Patent number
12,297,355
Issue date
May 13, 2025
SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
Jong Suk Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Glass supported separation membrane
Patent number
12,285,729
Issue date
Apr 29, 2025
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
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
Membranes for contaminant removal from natural gas and methods for...
Patent number
12,215,288
Issue date
Feb 4, 2025
Chevron U.S.A. Inc.
William Koros
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Substrate supported gas separation membrane
Patent number
12,208,364
Issue date
Jan 28, 2025
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production method for resist composition purified product, resist p...
Patent number
12,186,715
Issue date
Jan 7, 2025
Tokyo Ohka Kogyo Co., Ltd.
Akihiko Nakata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membranes of glassy polymer blends with peg-crosslinked intrinsic m...
Patent number
12,179,157
Issue date
Dec 31, 2024
Saudi Arabian Oil Company
Junyan Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Micropore membranes and methods of fabrication thereof using pillar...
Patent number
12,172,134
Issue date
Dec 24, 2024
GLOBAL LIFE SCIENCES SOLUTIONS USA, LLC
Douglas Albagli
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous flat deformation-resistant membrane
Patent number
12,172,138
Issue date
Dec 24, 2024
GLOBAL LIFE SCIENCES SOLUTIONS USA, LLC
William A Hennessy
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
High selectivity polyimide/PES blend hollow fiber membrane for gas...
Patent number
12,157,087
Issue date
Dec 3, 2024
UOP LLC
Chunqing Liu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Gas separation membrane
Patent number
12,151,217
Issue date
Nov 26, 2024
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air separation module (ASM) contamination apparatus and removal pro...
Patent number
12,128,457
Issue date
Oct 29, 2024
AeroParts Manufacturing & Repair, Inc.
Jeffrey S. Smith
B08 - CLEANING
Information
Patent Grant
Membranes in the form of hollow fibers for the separation of CO2 fr...
Patent number
12,121,865
Issue date
Oct 22, 2024
Petroleo Brasileiro S.A. Petrobras
Jailton Ferreira Do Nascimento
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multifunctional diselenide-based polyimide membrane for gas separat...
Patent number
12,109,540
Issue date
Oct 8, 2024
IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
Tarek Ahmed Yousef
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Chemically modified anion exchange membrane
Patent number
12,104,030
Issue date
Oct 1, 2024
DANKOOK UNIVERSITY CHEONAN CAMPUS INDUSTRY ACADEMIC COOPERATION FOUNDATION
Chang Hyun Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Stacked membranes and their use in gas separation
Patent number
12,083,474
Issue date
Sep 10, 2024
Saudi Arabian Oil Company
Ali Hayek
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Carbon molecular sieve membrane produced from a carbon forming poly...
Patent number
12,036,518
Issue date
Jul 16, 2024
Dow Global Technologies LLC
Junqiang Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Thin-film composite membrane and methods of making and using the same
Patent number
12,036,515
Issue date
Jul 16, 2024
The Penn State Research Foundation
Manish Kumar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite hollow fiber and related methods and products
Patent number
11,998,878
Issue date
Jun 4, 2024
Entegris, Inc.
Sina Bonyadi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Crosslinked hollow-fibre membranes and new process for manufacturin...
Patent number
11,992,811
Issue date
May 28, 2024
Evonik Operations GmbH
Lars Peters
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Gas separation membrane comprising metal-organic framework and meth...
Patent number
11,964,241
Issue date
Apr 23, 2024
Hyundai Motor Company
Gwang Seok Oh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Gas separation system
Patent number
11,938,442
Issue date
Mar 26, 2024
UBE Corporation
Tomohide Nakamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Continuous preparation method of 2,3,3,3-tetrafluoropropene
Patent number
11,939,277
Issue date
Mar 26, 2024
Zhejiang Juhua Technology Center Co., Ltd.
Yang Lv
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation method of zeolite/polyimide composite membrane and appl...
Patent number
11,926,707
Issue date
Mar 12, 2024
Wuhan University of Technology
Xiang Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Poly(imide-oxadiazole) membranes for gas separation applications
Patent number
11,896,936
Issue date
Feb 13, 2024
Saudi Arabian Oil Company
Ali Hayek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous polymeric membrane with tear prevention ring
Patent number
11,896,934
Issue date
Feb 13, 2024
Global Life Sciences Solutions Operations UK Limited
Douglas Albagli
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Branched metal-organic framework nanoparticles and associated methods
Patent number
11,884,684
Issue date
Jan 30, 2024
Massachusetts Institute of Technology
Zachary Smith
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Porous polymeric membrane and related filters and methods
Patent number
11,883,786
Issue date
Jan 30, 2024
Entegris, Inc.
Sina Bonyadi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
AMMONIA STRIPPING DEVICE, AND RESOURCE RECOVERY TYPE HIGH CONCENTRA...
Publication number
20250197249
Publication date
Jun 19, 2025
Korea Conformity Laboratories
Cheol PARK
C01 - INORGANIC CHEMISTRY
Information
Patent Application
VENTING REINFORCED MEMBRANE, ESPECIALLY INTENDED FOR THE PROTECTION...
Publication number
20250186951
Publication date
Jun 12, 2025
SAATI S.P.A.
Paolo CANONICO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYIMIDE-CONTAINING FILTRATION MEMBRANE, FILTERS, AND METHODS
Publication number
20250153114
Publication date
May 15, 2025
Entegris, Inc.
Yasushi OYASHIKI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Advanced carbon molecular sieve membranes derived from composite po...
Publication number
20250121333
Publication date
Apr 17, 2025
Georgia Tech Research Corporation
William J. Koros
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE PRODUCTION AND PURIFICATION OF TRIFLUOROETHYLENE
Publication number
20250115538
Publication date
Apr 10, 2025
Arkema France
Cédric LAVY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYETHYLENE GLYCOL FUNCTIONALIZED AROMATIC POLYIMIDES FOR HIGH PER...
Publication number
20250108342
Publication date
Apr 3, 2025
Georgia Tech Research Corporation
William J. Koros
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR THE SEPARATION OF PHOSPHORUS PENTAFLUORIDE FROM HYDROGEN...
Publication number
20250065259
Publication date
Feb 27, 2025
MEXICHEM FLUOR S.A. DE C.V.
Robert E. LOW
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POTTING MATERIAL FOR MEMBRANE SEPARATION MODULES
Publication number
20250050277
Publication date
Feb 13, 2025
WHITEFOX TECHNOLOGIES LIMITED
Thomas MEYER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE PREPARATION AND PURIFICATION OF TRIFLUOROETHYLENE
Publication number
20250051251
Publication date
Feb 13, 2025
Arkema France
Jérémy RETALI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION FUNCTIONAL LAYER, SEPARATION MEMBRANE, AND METHOD FOR MA...
Publication number
20250041808
Publication date
Feb 6, 2025
NITTO DENKO CORPORATION
Hisae SHIMIZU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR GAS SEPARATION BY MEMBRANES
Publication number
20240424453
Publication date
Dec 26, 2024
Evonik Operations GmbH
Tian DING
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYIMIDE-BASED MEMBRANES FOR DESALINATION
Publication number
20240390860
Publication date
Nov 28, 2024
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Turki Nabieh BAROUD
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SYSTEMS AND METHODS FOR PROTEIN RECOVERY
Publication number
20240350974
Publication date
Oct 24, 2024
Solecta, Inc.
Mariusz Grzelakowski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GAS SEPARATION MEMBRANE
Publication number
20240335797
Publication date
Oct 10, 2024
Nitto Denko Corporation
Toshiyuki KAWASHIMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYIMIDE COPOLYMERS AND MEMBRANES, PREPARATION METHODS AND USES TH...
Publication number
20240327574
Publication date
Oct 3, 2024
China Petroleum and Chemical Corporation
Changjiang WU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hybrid Crosslinked Polymer Membrane And Process For Fabricating The...
Publication number
20240327638
Publication date
Oct 3, 2024
SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
Jong Suk LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS AND APPARATUS FOR GAS SEPARATION MEMBRANE
Publication number
20240316492
Publication date
Sep 26, 2024
UNIVERSITY OF NOTRE DAME DU LAC
Jiaxin Xu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS
Publication number
20240278171
Publication date
Aug 22, 2024
Covation, Inc.
Beth Ann ELLIOTT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE HOLLOW FIBER AND RELATED METHODS AND PRODUCTS
Publication number
20240278185
Publication date
Aug 22, 2024
Entegris, Inc.
Sina BONYADI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEMS AND METHODS TO INTEGRATE GEOTHERMAL HEAT PUMPS AND MEMBRANE...
Publication number
20240238720
Publication date
Jul 18, 2024
Saudi Arabian Oil Company
Yang Liu
F24 - HEATING RANGES VENTILATING
Information
Patent Application
POLYMER FOR HOLLOW FIBER MEMBRANE FOR ORGANIC SOLVENT NANOFILTRATIO...
Publication number
20240216873
Publication date
Jul 4, 2024
Gwangju Institute of Science and Technology
Hee Chul CHOI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CROWN ETHER-CONTAINING POLYMERS
Publication number
20240218127
Publication date
Jul 4, 2024
Saudi Arabian Oil Company
Junyan Yang
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
TUNABLE H2S AND CO2 CONDENSABILITY MEMBRANES FOR H2S AND CO2 REMOVA...
Publication number
20240198282
Publication date
Jun 20, 2024
Saudi Arabian Oil Company
Yang Liu
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD FOR MANUFACTURING SEPARATION MEMBRANE AND SEPARATION MEMBRANE
Publication number
20240189779
Publication date
Jun 13, 2024
NITTO DENKO CORPORATION
Kensuke TANI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
High Performance Double Layer Ion Selective Membrane With Nanoporou...
Publication number
20240173678
Publication date
May 30, 2024
Northeastern University
Hongli Zhu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGHLY BRANCHED NON-CROSSLINKED AEROGEL, METHODS OF MAKING, AND USE...
Publication number
20240150539
Publication date
May 9, 2024
BLUESHIFT MATERIALS, INC.
Garrett POE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymeric Hollow Fiber Membrane Having A Crosslinked Selective Laye...
Publication number
20240139688
Publication date
May 2, 2024
SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
Jong Suk LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS POLYMERIC MEMBRANE WITH TEAR PREVENTION RING
Publication number
20240123409
Publication date
Apr 18, 2024
Global Life Sciences Solutions Operations UK Limited
Douglas Albagli
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
APPARATUS FOR ENRICHING THE CONCENTRATION OF TRACE COMPONENTS IN AI...
Publication number
20240123410
Publication date
Apr 18, 2024
Virginia Tech Intellectual Properties, Inc.
Gabriel ISAACMAN-VANWERTZ
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR SEPARATION MODULE (ASM) CONTAMINATION APPARATUS AND REMOVAL PRO...
Publication number
20240109106
Publication date
Apr 4, 2024
AeroParts Manufacturing & Repair, Inc.
Jeffrey S. Smith
B08 - CLEANING