C25B 11/04
Electrodes: characterised by the material
Official title: characterised by the material
C25B11/04 (Electrodes: characterised by the material) appears on 2,319 US grants and 3,560 published applications in this corpus.
Search patents in C25B- Granted patents
- 2,319
- Published applications
- 3,560
- Assignees
- 1,447
- Inventors
- 7,846
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 40 | 0 |
| 1978 | 38 | 0 |
| 1979 | 31 | 0 |
| 1980 | 52 | 0 |
| 1981 | 59 | 0 |
| 1982 | 47 | 0 |
| 1983 | 41 | 0 |
| 1984 | 61 | 0 |
| 1985 | 51 | 0 |
| 1986 | 31 | 0 |
| 1987 | 20 | 0 |
| 1988 | 24 | 0 |
| 1989 | 23 | 0 |
| 1990 | 23 | 0 |
| 1991 | 21 | 0 |
| 1992 | 13 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 16 | 0 |
| 1998 | 9 | 0 |
| 1999 | 13 | 0 |
| 2000 | 13 | 0 |
| 2001 | 16 | 4 |
| 2002 | 8 | 11 |
| 2003 | 10 | 12 |
| 2004 | 3 | 21 |
| 2005 | 5 | 16 |
| 2006 | 8 | 21 |
| 2007 | 14 | 22 |
| 2008 | 11 | 45 |
| 2009 | 10 | 28 |
| 2010 | 16 | 27 |
| 2011 | 28 | 47 |
| 2012 | 25 | 59 |
| 2013 | 31 | 65 |
| 2014 | 19 | 84 |
| 2015 | 40 | 130 |
| 2016 | 47 | 143 |
| 2017 | 57 | 124 |
| 2018 | 74 | 152 |
| 2019 | 110 | 184 |
| 2020 | 121 | 210 |
| 2021 | 116 | 239 |
| 2022 | 150 | 292 |
| 2023 | 167 | 360 |
| 2024 | 159 | 439 |
| 2025 | 230 | 469 |
| 2026 | 145 | 356 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas-less eluent generator6 Oct 2026US 12,753,517 B2Dionex Corporation
- Membrane electrode assembly for PEM water electrolysis capable of improving the electrical conductivity of the electrode layer and method of manufacturing thereof6 Oct 2026US 12,753,520 B2Korea Institute of Energy Research
- Electrocatalysts for H2O2 production6 Oct 2026US 12,753,521 B2The Regents of the University of California
- Production of chlorine, carbon monoxide and optionally hydrogen29 Sep 2026US 12,747,507 B2
- Electrochemical transformations29 Sep 2026US 12,747,508 B2Loughborough University
- Oxygen reduction catalyst and use thereof8 Oct 2026US 2026/0307067 A1Toyota Jidosha Kabushiki Kaisha
- Ammonia cracker8 Oct 2026US 2026/0308771 A1
- Additives for improved electrolyzer durability8 Oct 2026US 2026/0308776 A1The Lubrizol Corporation
- Electronically conductive polymer binder for composite electrodes8 Oct 2026US 2026/0308782 A1The Governors of the University of Alberta
- Producing a stable activated nickel oxide hydroxide foam electrode8 Oct 2026US 2026/0308783 A1Evonik Operations GmbH
Most cited
By later US patents
- Bifunctional air electrode407US 4,524,114 AAllied Corporation · 1985
- Deposition of catalytic electrodes on ion-exchange membranes254US 4,364,803 AOronzio de Nora Impianti Elettrochimici S.p.A. · 1982
- Hydrogen separation using coated titanium alloys130US 4,468,235 A1984
- Electrolysis of halide-containing solutions with amorphous metal alloys127US 4,609,442 AThe Standard Oil Company · 1986
- Flexible, conducting plastic electrode and process for its preparation113US 5,665,212 AUnisearch Limited ACN 000 263 025 · 1997