C07C 29/145
With hydrogen or hydrogen-containing gases
Official title: with hydrogen or hydrogen-containing gases
C07C29/145 (With hydrogen or hydrogen-containing gases) appears on 355 US grants and 282 published applications in this corpus.
Search patents in C07C- Granted patents
- 355
- Published applications
- 282
- Assignees
- 215
- Inventors
- 937
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 3 |
| 2002 | 8 | 6 |
| 2003 | 6 | 11 |
| 2004 | 10 | 10 |
| 2005 | 10 | 6 |
| 2006 | 2 | 8 |
| 2007 | 4 | 9 |
| 2008 | 6 | 17 |
| 2009 | 12 | 12 |
| 2010 | 14 | 14 |
| 2011 | 6 | 15 |
| 2012 | 6 | 11 |
| 2013 | 17 | 16 |
| 2014 | 10 | 10 |
| 2015 | 16 | 17 |
| 2016 | 15 | 19 |
| 2017 | 11 | 10 |
| 2018 | 10 | 10 |
| 2019 | 10 | 11 |
| 2020 | 9 | 12 |
| 2021 | 9 | 11 |
| 2022 | 8 | 9 |
| 2023 | 9 | 15 |
| 2024 | 7 | 11 |
| 2025 | 11 | 5 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- 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 isobutanol using a homogeneous catalyst17 Mar 2026US 12,577,184 B2Eastman Chemical Company
- Hydrogenation of l-sorbose24 Feb 2026US 12,559,446 B2BASF SE
- 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
- Method of producing supported palladium catalyst, and supported palladium catalyst25 Sep 2025US 2025/0296073 A1NGK Insulators, Ltd.
Most cited
By later US patents
- 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
- Process for the manufacture of 2,2,4,4-tetramethylcyclobutanediol74US 5,258,556 AEastman Kodak Company · 1993
- Process for recovering low-boiling acids70US 6,395,926 B1The Texas A&M University System · 2002