C07C 29/32
Increasing the number of carbon atoms by reactions without formation of -oh
Official title: increasing the number of carbon atoms by reactions without formation of -OH groups
C07C29/32 (Increasing the number of carbon atoms by reactions without formation of -oh) appears on 340 US grants and 215 published applications in this corpus.
Search patents in C07C- Granted patents
- 340
- Published applications
- 215
- Assignees
- 211
- Inventors
- 687
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 10 | 0 |
| 1981 | 11 | 0 |
| 1982 | 24 | 0 |
| 1983 | 20 | 0 |
| 1984 | 18 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 4 |
| 2004 | 1 | 4 |
| 2005 | 3 | 1 |
| 2006 | 1 | 4 |
| 2007 | 4 | 3 |
| 2008 | 3 | 6 |
| 2009 | 3 | 17 |
| 2010 | 12 | 15 |
| 2011 | 8 | 5 |
| 2012 | 6 | 12 |
| 2013 | 12 | 19 |
| 2014 | 6 | 18 |
| 2015 | 21 | 13 |
| 2016 | 14 | 16 |
| 2017 | 10 | 9 |
| 2018 | 11 | 3 |
| 2019 | 8 | 8 |
| 2020 | 6 | 6 |
| 2021 | 5 | 9 |
| 2022 | 2 | 3 |
| 2023 | 2 | 12 |
| 2024 | 5 | 5 |
| 2025 | 6 | 15 |
| 2026 | 10 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing Guerbet alcohol4 Aug 2026US 12,698,248 B2Kao Corporation
- Method for producing motor fuel from ethanol30 Jun 2026US 12,668,750 B2
- Method for producing motor fuel from ethanol16 Jun 2026US 12,655,361 B2
- Process for making ethers from ethanol9 Jun 2026US 12,649,886 B2The Trustees of Princeton University
- Process for producing mixed alcohols from purge stream containing octene14 Apr 2026US 12,600,691 B2Dow Global Technologies LLC
- Mixed guerbet reaction of ethanol and methanol to produce isobutanol8 Oct 2026US 2026/0308094 A1BASF SE
- Process for the preparation of polyisobutene from olefins from isobutanol obtained from mixed guerbet reaction of ethanol and methanol8 Oct 2026US 2026/0308287 A1BASF SE
- Method for producing motor fuel from ethanol17 Sep 2026US 2026/0275211 A1Swedish Biofuels AB
- Process for Producing Guerbet Alcohols from Fusel Alcohols20 Aug 2026US 2026/0242315 A1Terra Mater BV
- Catalysts for isobutanol synthesis8 Jan 2026US 2026/0008737 A1China Petroleum & Chemical Corporation
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 thereon93US 7,223,879 B2Massachusetts Institute of Technology · 2007
- 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