C07C 29/36
Increasing the number of carbon atoms by reactions with formation of hydroxy
Official title: increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
C07C29/36 (Increasing the number of carbon atoms by reactions with formation of hydroxy) appears on 797 US grants and 269 published applications in this corpus.
Search patents in C07C- Granted patents
- 797
- Published applications
- 269
- Assignees
- 295
- Inventors
- 1,468
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 15 | 0 |
| 1978 | 50 | 0 |
| 1979 | 49 | 0 |
| 1980 | 68 | 0 |
| 1981 | 65 | 0 |
| 1982 | 41 | 0 |
| 1983 | 27 | 0 |
| 1984 | 37 | 0 |
| 1985 | 33 | 0 |
| 1986 | 25 | 0 |
| 1987 | 11 | 0 |
| 1988 | 9 | 0 |
| 1989 | 9 | 0 |
| 1990 | 15 | 0 |
| 1991 | 15 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 14 | 0 |
| 1995 | 6 | 0 |
| 1996 | 12 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 0 |
| 2002 | 17 | 17 |
| 2003 | 7 | 8 |
| 2004 | 3 | 8 |
| 2005 | 10 | 11 |
| 2006 | 5 | 7 |
| 2007 | 10 | 13 |
| 2008 | 2 | 7 |
| 2009 | 11 | 10 |
| 2010 | 7 | 7 |
| 2011 | 7 | 8 |
| 2012 | 8 | 21 |
| 2013 | 13 | 11 |
| 2014 | 14 | 16 |
| 2015 | 15 | 15 |
| 2016 | 15 | 13 |
| 2017 | 10 | 13 |
| 2018 | 9 | 7 |
| 2019 | 10 | 14 |
| 2020 | 11 | 9 |
| 2021 | 6 | 11 |
| 2022 | 4 | 10 |
| 2023 | 9 | 13 |
| 2024 | 3 | 7 |
| 2025 | 7 | 12 |
| 2026 | 6 | 1 |
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
- Selective terminal CH alumination of saturated hydrocarbons12 May 2026US 12,623,985 B2Cornell University
- 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
- Ethylene glycol composition, preparation method thereof, and polyester prepared from the ethylene glycol composition5 Feb 2026US 2026/0035510 A1HighChem 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
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