C07C 29/38
By reaction with aldehydes or ketones
Official title: by reaction with aldehydes or ketones
C07C29/38 (By reaction with aldehydes or ketones) appears on 665 US grants and 221 published applications in this corpus.
Search patents in C07C- Granted patents
- 665
- Published applications
- 221
- Assignees
- 245
- Inventors
- 1,190
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 14 | 0 |
| 1978 | 45 | 0 |
| 1979 | 41 | 0 |
| 1980 | 64 | 0 |
| 1981 | 57 | 0 |
| 1982 | 33 | 0 |
| 1983 | 26 | 0 |
| 1984 | 32 | 0 |
| 1985 | 30 | 0 |
| 1986 | 22 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 0 |
| 2002 | 17 | 15 |
| 2003 | 5 | 8 |
| 2004 | 3 | 8 |
| 2005 | 9 | 11 |
| 2006 | 5 | 7 |
| 2007 | 9 | 10 |
| 2008 | 2 | 5 |
| 2009 | 11 | 10 |
| 2010 | 5 | 7 |
| 2011 | 6 | 7 |
| 2012 | 8 | 17 |
| 2013 | 10 | 4 |
| 2014 | 8 | 10 |
| 2015 | 9 | 12 |
| 2016 | 12 | 10 |
| 2017 | 9 | 11 |
| 2018 | 5 | 6 |
| 2019 | 8 | 11 |
| 2020 | 9 | 8 |
| 2021 | 6 | 9 |
| 2022 | 2 | 9 |
| 2023 | 8 | 11 |
| 2024 | 2 | 5 |
| 2025 | 6 | 10 |
| 2026 | 5 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mixture of 3-hexen-1-ol isomers and a process of preparing same25 Aug 2026US 12,715,829 B2Agan Aroma & fine chemicals Ltd.
- Copper aluminum catalyst used for 1,4-butynediol production30 Jun 2026US 12,667,827 B2BASF SE
- Process for the preparation of 2-isopentyl-2-isopropyl-1,3-dimethoxypropane28 Apr 2026US 12,612,349 B2Sabic Global Technologies B.V.
- Process for preparation of intermediates24 Feb 2026US 12,559,466 B2Upl Ltd
- Equipment for production of butanol and octanol and triple-effect distillation method13 Jan 2026US 12,521,644 B2Tianjin Shenlan Chemical Technology Co., Ltd
- Purification of an ethylenically unsaturated alcohol stream, preparation of an ethylenically unsaturated aldehyde, in particular prenal, and compounds derived therefrom6 Nov 2025US 2025/0340502 A1BASF SE
- Synthetic methanol having low deuterium content from non-fossil resources25 Sep 2025US 2025/0296902 A1BASF SE
- Method for producing polyfluorinated tertiary alcohols21 Aug 2025US 2025/0263360 A1Innolith Technology AG
- Reducing maintenance and increasing energy savings in the production of a chemical reaction product involving heat recovery17 Jul 2025US 2025/0229246 A1BASF SE
- Equipment for production of butanol and octanol and triple-effect distillation method19 Jun 2025US 2025/0196020 A1Tianjin Shenlan Chemical Technology Co., Ltd
Most cited
By later US patents
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Ligands for metals and improved metal-catalyzed processes based thereon83US 6,946,560 B2Massachusetts Institute of Technology · 2005
- Ligands for metals and improved metal-catalyzed processes based thereon80US 7,026,498 B2Massachusetts Institute of Technology · 2006
- Ligands for metals and improved metal-catalyzed processes based thereon80US 7,247,731 B2Massachusetts Institute of Technology · 2007
- Process for the preparation of low molecular weight polyhydroxyl compounds74US 4,301,310 ABayer Aktiengesellschaft · 1981