C25B 3/29
Coupling reactions
C25B3/29 (Coupling reactions) appears on 206 US grants and 187 published applications in this corpus.
Search patents in C25B- Granted patents
- 206
- Published applications
- 187
- Assignees
- 138
- Inventors
- 489
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 8 |
| 2012 | 1 | 3 |
| 2013 | 4 | 20 |
| 2014 | 12 | 17 |
| 2015 | 10 | 6 |
| 2016 | 5 | 17 |
| 2017 | 9 | 11 |
| 2018 | 14 | 6 |
| 2019 | 10 | 6 |
| 2020 | 5 | 12 |
| 2021 | 5 | 8 |
| 2022 | 7 | 9 |
| 2023 | 4 | 11 |
| 2024 | 8 | 17 |
| 2025 | 15 | 13 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and process for anthraquinone functionalization7 Apr 2026US 12,595,574 B2President and Fellows of Harvard College
- Electrochemical process for production of tetraalkyl 1,2,3,4-butanetetracarboxylates31 Mar 2026US 12,590,375 B2Evonik Oxeno GmbH
- Conducting polymer microcontainers for organic bioelectronics and drug delivery10 Feb 2026US 12,545,793 B2University of Houston System
- Compositions, devices, systems, and methods for using a nanopore6 Jan 2026US 12,516,375 B2The Regents of the University of California
- Electrically fueled active supramolecular materials, and applications thereof6 Jan 2026US 12,516,425 B2The Regents of the University of California
- Electrochemical exsolution of metal/alloy nanoparticles1 Oct 2026US 2026/0297774 A1Ohio State Innovation Foundation
- Method and apparatus for producing imidazole-based compounds using carbon dioxide, and catalyst for c-n coupling reaction10 Sep 2026US 2026/0265928 A1Ue Science Inc.
- Process for synthesizing naphthyridine derivatives and intermediates thereof27 Aug 2026US 2026/0250296 A1Amgen Inc.
- Electrochemical transformations16 Jul 2026US 2026/0201574 A1Loughborough University
- Electrochemical Synthesis System2 Jul 2026US 2026/0185253 A1
Most cited
By later US patents
- Electrochemical device which can be used for energy storage60US 4,543,306 AThomson-CSF · 1985
- Electroinitiated polymerization of compositions having a 1,1-disubstituted alkene compound48US 9,217,098 B1Sirrus, Inc. · 2015
- Method for paired electrochemical synthesis with simultaneous production of ethylene glycol43US 4,950,368 ASKA Associates · 1990
- Electrochemical synthesis of butane-1,4-diol31US 4,253,921 ABattelle Development Corporation · 1981
- Electrochemical co-production of a glycol and an alkene employing recycled halide25US 8,444,844 B1Liquid Light, Inc. · 2013