C25C 7/02
Electrodes
Official title: Electrodes (consumable anodes for the refining the metals C25C1/00 - C25C5/00); Connections thereof
C25C7/02 (Electrodes) appears on 726 US grants and 607 published applications in this corpus.
Search patents in C25C- Granted patents
- 726
- Published applications
- 607
- Assignees
- 436
- Inventors
- 1,695
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 15 | 0 |
| 1978 | 16 | 0 |
| 1979 | 11 | 0 |
| 1980 | 21 | 0 |
| 1981 | 26 | 0 |
| 1982 | 9 | 0 |
| 1983 | 18 | 0 |
| 1984 | 38 | 0 |
| 1985 | 20 | 0 |
| 1986 | 13 | 0 |
| 1987 | 17 | 0 |
| 1988 | 14 | 0 |
| 1989 | 12 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 15 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 7 | 0 |
| 2000 | 22 | 0 |
| 2001 | 13 | 2 |
| 2002 | 24 | 16 |
| 2003 | 12 | 6 |
| 2004 | 9 | 16 |
| 2005 | 5 | 9 |
| 2006 | 1 | 14 |
| 2007 | 8 | 9 |
| 2008 | 5 | 15 |
| 2009 | 4 | 13 |
| 2010 | 11 | 16 |
| 2011 | 13 | 16 |
| 2012 | 18 | 17 |
| 2013 | 11 | 26 |
| 2014 | 13 | 28 |
| 2015 | 10 | 20 |
| 2016 | 11 | 42 |
| 2017 | 10 | 23 |
| 2018 | 21 | 35 |
| 2019 | 27 | 26 |
| 2020 | 20 | 20 |
| 2021 | 23 | 20 |
| 2022 | 22 | 35 |
| 2023 | 22 | 38 |
| 2024 | 24 | 51 |
| 2025 | 23 | 60 |
| 2026 | 20 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrolyzer with horizontal cathode29 Sep 2026US 12,747,512 B2Verdeen Chemicals Inc.
- High-selectivity hydrophilic electrode for extracting lithium and preparation method thereof22 Sep 2026US 12,742,250 B2Central South University
- Bipolar electrolyzer22 Sep 2026US 12,742,251 B2Verdeen Chemicals Inc.
- Selective recovery of rare earth elements from alloys by electrochemical leaching and electrodeposition25 Aug 2026US 12,716,143 B2Battelle Memorial Institute
- Electrochemical cell and process for producing metal and chlorine gas18 Aug 2026US 12,709,814 B2University of Oregon
- In situ electrochemical hydrogen peroxide generation for hydrometallurgical lithium-ion battery recycling8 Oct 2026US 2026/0312161 A1The Trustees of Columbia University in the City of New York
- Process and system for electrolytically producing an iron-bearing product from iron ore particles1 Oct 2026US 2026/0297782 A1Fortescue Future Industries Pty Ltd
- Electrorefining cathode assembly with deposit compactor for metal co-deposition and method20 Aug 2026US 2026/0242968 A1Uchicago Argonne, LLC
- Method and apparatus for electrochemical ion exchange13 Aug 2026US 2026/0234032 A1Lithios Inc.
- Electrode composites for electrochemical ion separation from aqueous solutions, and methods thereof13 Aug 2026US 2026/0234825 A1Lithios Inc.
Most cited
By later US patents
- Electrode material, electrode and electrochemical cell107US 4,422,917 AIMI Marston Limited · 1983
- Apparatus and method for the electrolytic production of metals89US 4,999,097 AMassachusetts Institute of Technology · 1991
- Low temperature alkali metal electrolysis77US 6,368,486 B1E. I. Du Pont de Nemours and Company · 2002
- Electrode with electrocatalytic surface65US 4,528,084 AEltech Systems Corporation · 1985
- Anode63US 4,604,178 AThe Dow Chemical Company · 1986