C25B 3/23
Oxidation
Official title: Oxidation (halogenation C25B3/27)
C25B3/23 (Oxidation) appears on 442 US grants and 385 published applications in this corpus.
Search patents in C25B- Granted patents
- 442
- Published applications
- 385
- Assignees
- 265
- Inventors
- 1,060
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 11 | 0 |
| 1978 | 14 | 0 |
| 1979 | 5 | 0 |
| 1980 | 10 | 0 |
| 1981 | 11 | 0 |
| 1982 | 9 | 0 |
| 1983 | 12 | 0 |
| 1984 | 18 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 10 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 4 |
| 2003 | 4 | 5 |
| 2004 | 3 | 4 |
| 2005 | 0 | 7 |
| 2006 | 3 | 5 |
| 2007 | 3 | 2 |
| 2008 | 3 | 6 |
| 2009 | 1 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 8 |
| 2012 | 2 | 10 |
| 2013 | 6 | 22 |
| 2014 | 14 | 47 |
| 2015 | 20 | 21 |
| 2016 | 18 | 24 |
| 2017 | 13 | 16 |
| 2018 | 15 | 14 |
| 2019 | 7 | 19 |
| 2020 | 18 | 21 |
| 2021 | 14 | 20 |
| 2022 | 12 | 16 |
| 2023 | 21 | 34 |
| 2024 | 18 | 25 |
| 2025 | 16 | 36 |
| 2026 | 19 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated hydrogen production system and method of use1 Sep 2026US 12,723,313 B2Utility Global, Inc.
- Electrochemical conversion of carbon dioxide to form an organic acid18 Aug 2026US 12,709,811 B2Uop LLC
- Porous nanoparticle catalyst for methane conversion and method of preparing the same18 Aug 2026US 12,709,812 B2Sogang University Research & Business Development Foundation
- Lithium-mediated electrochemical ammonia synthesis11 Aug 2026US 12,703,921 B2Carnegie Mellon University
- Method of producing glucaric acid and method of manufacturing synthetic resin raw material by electrochemical treatment14 Jul 2026US 12,680,177 B2Hyundai Motor Company
- Producing a stable activated nickel oxide hydroxide foam electrode8 Oct 2026US 2026/0308783 A1Evonik Operations GmbH
- Materials, panels and uses thereof8 Oct 2026US 2026/0308784 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Electrochemical exsolution of metal/alloy nanoparticles1 Oct 2026US 2026/0297774 A1Ohio State Innovation Foundation
- Carbon dioxide absorbent and carbon dioxide separation device24 Sep 2026US 2026/0284584 A1Kabushiki Kaisha Toshiba
- Method of producing glucaric acid and method of manufacturing synthetic resin raw material by electrochemical treatment24 Sep 2026US 2026/0286538 A1Hyundai Motor Company
Most cited
By later US patents
- Fuel cell type reactor and method for producing a chemical compound by using the same235US 6,569,309 B2Asahi Kasei Kabushiki Kaisha · 2003
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Silylium cationic polymerization activators for metallocene complexes117US 5,625,087 AThe Dow Chemical Company · 1997
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions99US 5,744,015 A1998
- Pure amino acid chelates89US 4,599,152 AAlbion Laboratories, Inc. · 1986