C07C 29/143
Of ketones
Official title: of ketones
C07C29/143 (Of ketones) appears on 633 US grants and 469 published applications in this corpus.
Search patents in C07C- Granted patents
- 633
- Published applications
- 469
- Assignees
- 379
- Inventors
- 1,557
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 4 | 0 |
| 1978 | 13 | 0 |
| 1979 | 9 | 0 |
| 1980 | 17 | 0 |
| 1981 | 17 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 9 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 17 | 0 |
| 1999 | 8 | 0 |
| 2000 | 18 | 0 |
| 2001 | 20 | 8 |
| 2002 | 15 | 15 |
| 2003 | 17 | 19 |
| 2004 | 15 | 17 |
| 2005 | 13 | 11 |
| 2006 | 5 | 22 |
| 2007 | 9 | 13 |
| 2008 | 8 | 23 |
| 2009 | 15 | 24 |
| 2010 | 22 | 23 |
| 2011 | 11 | 24 |
| 2012 | 12 | 20 |
| 2013 | 26 | 22 |
| 2014 | 16 | 21 |
| 2015 | 30 | 27 |
| 2016 | 21 | 27 |
| 2017 | 19 | 19 |
| 2018 | 17 | 18 |
| 2019 | 16 | 16 |
| 2020 | 11 | 16 |
| 2021 | 16 | 18 |
| 2022 | 9 | 14 |
| 2023 | 13 | 20 |
| 2024 | 10 | 17 |
| 2025 | 15 | 9 |
| 2026 | 11 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Supported metal catalyst with synergistic sites, a preparation method therefor and an application thereof28 Jul 2026US 12,691,442 B2Beijing University of Chemical Technology
- Reduction by a silane in the presence of Zinc catalyst28 Jul 2026US 12,692,213 B2Firmenich SA
- Process for the asymmetric synthesis of isopiperitenol9 Jun 2026US 12,649,705 B2Studiengesellschaft Kohle gGmbH
- Aqueous compositions comprising 6-undecanol-esters19 May 2026US 12,629,324 B2Evonik Operations GmbH
- Production of 2,2,4,4-tetramethylcyclobutane-1,3-diol from secondary alcohols and 2,2,4,4-tetramethylcyclobutanedione using homogeneous catalysts19 May 2026US 12,630,491 B2Eastman Chemical Company
- Fluoroalcohols as co-solvents for chemical synthesis and methods for producing the same17 Sep 2026US 2026/0274774 A1The University of Mississippi
- Hydrogenation catalyst30 Jul 2026US 2026/0216701 A1Hanwha Solutions Corporation
- Process for preparing isopropanol in high yields and with a high degree of purity16 Jul 2026US 2026/0200818 A1Versalis S.P.A.
- Process and system for preparing electronic-grade isopropanol by hydrogenating acetone21 May 2026US 2026/0138939 A1China Petroleum & Chemical Corporation
- Metal oxygen-containing complex and its use as a pre-oxidant30 Apr 2026US 2026/0116836 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Stilbene derivatives222US 4,326,055 AHoffmann-La Roche Inc. · 1982
- Phase transfer catalysis of heterogeneous reactions by quaternary salts123US 3,992,432 AContinental Oil Company · 1976
- Shaped hydrogenation catalyst and processes for their preparation and use93US 6,049,008 AEngelhard Corporation · 2000
- Method for conversion of biomass to chemicals and fuels81US 6,043,392 AThe Texas A&M University System · 2000
- Process for the preparation of low molecular weight polyhydroxyl compounds74US 4,301,310 ABayer Aktiengesellschaft · 1981