C08J 5/2262
Containing fluorine
Official title: {containing fluorine}
C08J5/2262 (Containing fluorine) appears on 83 US grants and 117 published applications in this corpus.
Search patents in C08J- Granted patents
- 83
- Published applications
- 117
- Assignees
- 75
- Inventors
- 246
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 1 | 7 |
| 2008 | 2 | 1 |
| 2009 | 4 | 4 |
| 2010 | 3 | 6 |
| 2011 | 2 | 3 |
| 2012 | 4 | 7 |
| 2013 | 7 | 2 |
| 2014 | 3 | 4 |
| 2015 | 3 | 3 |
| 2016 | 3 | 1 |
| 2017 | 6 | 14 |
| 2018 | 1 | 11 |
| 2019 | 11 | 5 |
| 2020 | 5 | 8 |
| 2021 | 5 | 2 |
| 2022 | 3 | 2 |
| 2023 | 7 | 6 |
| 2024 | 4 | 10 |
| 2025 | 3 | 7 |
| 2026 | 4 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method for producing anion exchange resin and method for producing electrolyte membrane12 May 2026US 12,624,157 B2Takahata Precision Co., Ltd.
- Polymers for use as anion exchange membranes5 May 2026US 12,617,889 B1Envision Energy USA Ltd.
- Composite ion exchange membrane and method of making same28 Apr 2026US 12,612,496 B2
- Polyfluorene-based ionomer, anion exchange membrane, method for preparing the polyfluorene-based ionomer and method for fabricating the anion exchange membrane17 Feb 2026US 12,552,897 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Carbazole-based anion exchange material, preparation method therefor, and use thereof18 Nov 2025US 12,472,490 B2Korea Research Institute of Chemical Technology
- Tetra-coordinated boronic acid-functionalized polymers6 Aug 2026US 2026/0229572 A11s1 Energy, Inc.
- Proton exchange membrane material and methods of making the same30 Jul 2026US 2026/0221480 A1Rensselaer Polytechnic Institute
- Fluorinated polyaromatics with linear, branched or crosslinked structure for anion exchange membranes and ionomers28 May 2026US 2026/0146110 A1Ecole Polytechnique Federale De Lausanne (Epfl)
- Cation exchange resin, cation exchange membrane, electrolyte membrane, binder for forming electrode catalyst layer, and battery electrode catalyst layer1 Jan 2026US 2026/0001983 A1University of Yamanashi
- Anion exchange resin, electrolyte membrane, binder for forming electrode catalyst layer, and battery electrode catalyst layer20 Nov 2025US 2025/0353950 A1Takahata Precision Co., Ltd.
Most cited
By later US patents
- Poly(aryl piperidinium) polymers for use as hydroxide exchange membranes and ionomers15US 10,290,890 B2Universty of Delaware · 2019
- Halo-containing anion exchange membranes and methods thereof13US 10,294,325 B2National Technology & Engineering Solutions of Sandia, LLC · 2019
- Fullerene based proton conductive materials12US 6,890,676 B2Sony Corporation · 2005
- Liquid materials for use in electrochemical cells11US 7,435,495 B2The University of North Carolina at Chapel Hill · 2008
- Anion exchange polymer electrolytes8US 9,048,480 B2Los Alamos National Security, LLC · 2015