C23F 13/16
Electrodes characterised by the combination of the structure and the material
C23F13/16 (Electrodes characterised by the combination of the structure and the material) appears on 118 US grants and 96 published applications in this corpus.
Search patents in C23F- Granted patents
- 118
- Published applications
- 96
- Assignees
- 78
- Inventors
- 224
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 0 |
| 2002 | 4 | 3 |
| 2003 | 4 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 4 |
| 2006 | 0 | 0 |
| 2007 | 3 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 5 | 5 |
| 2012 | 2 | 4 |
| 2013 | 4 | 7 |
| 2014 | 1 | 7 |
| 2015 | 3 | 6 |
| 2016 | 5 | 6 |
| 2017 | 5 | 5 |
| 2018 | 3 | 4 |
| 2019 | 7 | 8 |
| 2020 | 4 | 8 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 6 | 4 |
| 2024 | 3 | 4 |
| 2025 | 3 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cathodic protection of a fluid end21 Jul 2026US 12,687,163 B1Caterpillar Inc.
- Smart carbon fiber reinforced polymer-shape memory alloy bar reinforced concrete structure integrating cathodic protection, force sensing, and bearing capacity self-adjustment9 Dec 2025US 12,492,480 B2Shenzhen University
- Method and apparatus for cathodic protection of steel in a concrete structure located in an ionically conductive liquid30 Sep 2025US 12,428,736 B2Vector Corrosion Technologies Ltd.
- Self-cleaning anode for cathodic protection systems, cathodic protection systems including the same, and methods of use11 Feb 2025US 12,221,708 B2Matcor, Inc.
- Cathodic protection of metal substrates8 Oct 2024US 12,110,600 B2Copsys Technologies Inc.
- Cathodic protection systems for mitigation of corrosion under insulation and methods for preparing same24 Sep 2026US 2026/0286532 A1Saudi Arabian Oil Company
- Smart carbon fiber reinforced polymer-shape memory alloy bar reinforced concrete structure integrating cathodic protection, force sensing, and bearing capacity self-adjustment30 Oct 2025US 2025/0333850 A1Shenzhen University
- Universal cathodic protection system11 Sep 2025US 2025/0283224 A1Petroleo Brasileiro S.A. - Petrobras
- Self-cleaning anode for cathodic protection systems, cathodic protection systems including the same, and methods of use14 Aug 2025US 2025/0257474 A1Matcor, Inc.
- Sealed Glass Ceramic Powered Anode Assemblage and Method For Impressed Current Cathodic Protection29 May 2025US 2025/0171908 A1
Most cited
By later US patents
- Downhole power generation78US 6,253,847 B1Schlumberger Technology Corporation · 2001
- Jacketed sacrificial anode cathodic protection system63US 5,714,045 AAlltrista Corporation · 1998
- Connector for use in cathodic protection and method of use37US 6,193,857 B1Foseco International Limited · 2001
- Cathodic protection system for reinforced concrete28US 5,968,339 A1999
- Cathodic protection of concrete28US 6,165,346 A2000