C07B 37/04
Substitution
C07B37/04 (Substitution) appears on 291 US grants and 289 published applications in this corpus.
Search patents in C07B- Granted patents
- 291
- Published applications
- 289
- Assignees
- 222
- Inventors
- 850
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 16 | 2 |
| 2002 | 17 | 12 |
| 2003 | 14 | 22 |
| 2004 | 8 | 21 |
| 2005 | 13 | 13 |
| 2006 | 14 | 11 |
| 2007 | 8 | 12 |
| 2008 | 5 | 7 |
| 2009 | 11 | 18 |
| 2010 | 7 | 14 |
| 2011 | 6 | 7 |
| 2012 | 8 | 13 |
| 2013 | 11 | 18 |
| 2014 | 12 | 9 |
| 2015 | 16 | 8 |
| 2016 | 8 | 14 |
| 2017 | 11 | 10 |
| 2018 | 6 | 16 |
| 2019 | 13 | 10 |
| 2020 | 10 | 8 |
| 2021 | 7 | 8 |
| 2022 | 5 | 5 |
| 2023 | 4 | 6 |
| 2024 | 4 | 14 |
| 2025 | 1 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air-stable ni(0)-olefin complexes and their use as catalysts or precatalysts24 Feb 2026US 12,558,677 B2Studiengesellschaft Kohle mbH
- Tri-(adamantyl) phosphines and applications thereof3 Feb 2026US 12,539,508 B2The Trustees of Princeton University
- Ylide-functionalised phosphanes for use in metal complexes and homogeneous catalysis13 Jan 2026US 12,521,704 B2Umicore AG & Co. KG
- Halloysite-based nanocomposites and methods of making and using the same23 Dec 2025US 12,502,655 B2
- Process for preparing BTK inhibitors10 Sep 2024US 12,084,454 B2Hoffmann-La Roche Inc.
- Novel iron-based compounds, processes for the preparation thereof, and use thereof as catalysts16 Jul 2026US 2026/0200963 A1Centre National De La Recherche Scientifique
- Method for producing homocoupling reaction product9 Jul 2026US 2026/0193241 A1National University Corporation Hokkaido University
- Ylide-functionalized phosphanes for use in metal complexes and homogeneous catalysis30 Apr 2026US 2026/0115706 A1Umicore AG & Co. KG
- Tri-(adamantyl)phosphines and applications thereof16 Apr 2026US 2026/0102762 A1The Trustees of Princeton University
- Halloysite-based nanocomposites and methods of making and using the same5 Mar 2026US 2026/0061396 A1University of New Orleans
Most cited
By later US patents
- Ligands for metals and improved metal-catalyzed processes based thereon93US 7,223,879 B2Massachusetts Institute of Technology · 2007
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds78US 6,759,554 B2Massachusetts Institute of Technology · 2004
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds72US 6,867,298 B2Massachusetts Institute of Technology · 2005
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds62US 7,115,784 B2Massachusetts Institute of Technology · 2006
- Methods for the synthesis of two or more dicarba bridges in organic compounds47US 7,538,190 B2Monash University · 2009