C07B 41/00
Formation or introduction of functional groups containing oxygen
C07B41/00 (Formation or introduction of functional groups containing oxygen) appears on 424 US grants and 425 published applications in this corpus.
Search patents in C07B- Granted patents
- 424
- Published applications
- 425
- Assignees
- 283
- Inventors
- 1,299
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 2 |
| 2002 | 24 | 19 |
| 2003 | 8 | 22 |
| 2004 | 24 | 31 |
| 2005 | 14 | 16 |
| 2006 | 15 | 11 |
| 2007 | 11 | 19 |
| 2008 | 7 | 12 |
| 2009 | 7 | 10 |
| 2010 | 10 | 19 |
| 2011 | 5 | 6 |
| 2012 | 9 | 8 |
| 2013 | 13 | 22 |
| 2014 | 9 | 15 |
| 2015 | 23 | 17 |
| 2016 | 15 | 24 |
| 2017 | 19 | 18 |
| 2018 | 14 | 41 |
| 2019 | 26 | 19 |
| 2020 | 25 | 19 |
| 2021 | 16 | 17 |
| 2022 | 13 | 16 |
| 2023 | 12 | 14 |
| 2024 | 2 | 13 |
| 2025 | 7 | 9 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07B 41/02Formation or introduction of functional groups containing oxygen: of hydroxy or o-metal124
- C07B 41/06Formation or introduction of functional groups containing oxygen: of carbonyl groups101
- C07B 41/12Formation or introduction of functional groups containing oxygen: of carboxylic acid ester60
- C07B 41/04Formation or introduction of functional groups containing oxygen: of ether, acetal or56
- C07B 41/08Formation or introduction of functional groups containing oxygen: of carboxyl groups or56
- C07B 41/14Formation or introduction of functional groups containing oxygen: of peroxy of hydroperoxy11
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Most cited
By later US patents
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds78US 6,759,554 B2Massachusetts Institute of Technology · 2004
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- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds72US 6,867,298 B2Massachusetts Institute of Technology · 2005
- Oxidative reactions using membranes that selectively conduct oxygen65US 6,730,808 B2BASF SE · 2004
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds62US 7,115,784 B2Massachusetts Institute of Technology · 2006