C08G 2261/1452
Containing sulfonyl or sulfonate-groups
Official title: containing sulfonyl or sulfonate-groups
C08G2261/1452 (Containing sulfonyl or sulfonate-groups) appears on 92 US grants and 150 published applications in this corpus.
Search patents in C08G- Granted patents
- 92
- Published applications
- 150
- Assignees
- 86
- Inventors
- 342
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 7 |
| 2010 | 3 | 6 |
| 2011 | 3 | 6 |
| 2012 | 6 | 14 |
| 2013 | 2 | 4 |
| 2014 | 4 | 9 |
| 2015 | 5 | 5 |
| 2016 | 4 | 5 |
| 2017 | 5 | 7 |
| 2018 | 7 | 10 |
| 2019 | 9 | 15 |
| 2020 | 5 | 12 |
| 2021 | 9 | 11 |
| 2022 | 8 | 6 |
| 2023 | 10 | 6 |
| 2024 | 2 | 7 |
| 2025 | 3 | 7 |
| 2026 | 3 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Block copolymer, production method therefor, polymeric electrolyte material, polymeric electrolyte molded article, polymeric electrolyte film, electrolyte film equipped with catalyst layer, membrane electrode composite, solid polymer fuel cell, and water electrolysis type hydrogen generating device25 Aug 2026US 12,715,962 B2Toray Industries, Inc.
- Deep ultraviolet-excitable water-solvated polymeric dyes25 Aug 2026US 12,715,997 B2Becton, Dickinson and Company
- Electroactive biocompatible hydrogel structures27 Jan 2026US 12,534,702 B2Northwestern University
- Capacitor and method of its manufacturing based on oxidative polymerization dispersion16 Dec 2025US 12,500,045 B2Kemet Electronics Corporation
- Polythiophene/polyanion compositions9 Dec 2025US 12,492,303 B2Agfa-Gevaert
- Improving the mechanical integrity of polysulfonic acids1 Oct 2026US 2026/0297234 A1
- Proton exchange membrane material and methods of making the same30 Jul 2026US 2026/0221480 A1Rensselaer Polytechnic Institute
- Electroactive biocompatible hydrogel structures7 May 2026US 2026/0125637 A1Northwestern University
- High purity sulfonated thiophene monomers26 Feb 2026US 2026/0055228 A1Heraeus Epurio GmbH
- Bioresorbable organic bioelectronics8 Jan 2026US 2026/0007692 A1
Most cited
By later US patents
- Sulfonated polyphenylene polymers26US 7,301,002 B1Sandia Corporation · 2007
- Multi-block sulfonated poly(phenylene) copolymer proton exchange membranes22US 8,110,636 B1Sandia Corporation · 2012
- Redox active polymer devices and methods of using and manufacturing the same16US 9,990,578 B2Arizon Board of Regents On Behalf of Arizona State University · 2018
- Halo-containing anion exchange membranes and methods thereof13US 10,294,325 B2National Technology & Engineering Solutions of Sandia, LLC · 2019
- Epoxy-crosslinked sulfonated poly (phenylene) copolymer proton exchange membranes13US 7,816,482 B1Sandia Corporation · 2010