C07C 41/20
By hydrogenation of carbon-to-carbon double or triple bonds
Official title: by hydrogenation of carbon-to-carbon double or triple bonds
C07C41/20 (By hydrogenation of carbon-to-carbon double or triple bonds) appears on 87 US grants and 82 published applications in this corpus.
Search patents in C07C- Granted patents
- 87
- Published applications
- 82
- Assignees
- 68
- Inventors
- 250
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 0 | 2 |
| 2005 | 0 | 4 |
| 2006 | 4 | 1 |
| 2007 | 4 | 6 |
| 2008 | 1 | 0 |
| 2009 | 1 | 3 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 6 |
| 2014 | 4 | 4 |
| 2015 | 12 | 4 |
| 2016 | 5 | 3 |
| 2017 | 4 | 6 |
| 2018 | 5 | 4 |
| 2019 | 1 | 5 |
| 2020 | 9 | 6 |
| 2021 | 7 | 3 |
| 2022 | 3 | 5 |
| 2023 | 2 | 1 |
| 2024 | 1 | 5 |
| 2025 | 4 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Selective transition metal catalyzed deuterium incorporation into alkyne and alkene functionalities15 Sep 2026US 12,735,369 B2Marquette University
- Cardanol-based reactive diluents and their use and preparation15 Sep 2026US 12,735,381 B2Covestro (Netherlands) B.V.
- Nebivolol synthesis method and intermediate compound thereof11 Nov 2025US 12,466,802 B2Zhejiang Ausun Pharmaceutical Co., Ltd.
- Non-cryogenic, ammonia-free reduction of aryl compounds23 Sep 2025US 12,421,178 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- 1,3-fatty diol compounds and derivatives thereof20 May 2025US 12,304,883 B2Genomatica, Inc.
- Organic Photoredox Catalysts, Compositions, and Conversion Processes24 Sep 2026US 2026/0284647 A1Colorado State University Research Foundation
- Methods of making and using 1-methyleffusol11 Jun 2026US 2026/0159465 A1
- Heterogeneous catalyst comprising platinum and ruthenium on a zeolite carrier and the use of such catalyst in a process for producing an ether2 Apr 2026US 2026/0092027 A1Dow Global Technologies LLC
- 1,3-Fatty Diol Compounds And Derivatives Thereof31 Jul 2025US 2025/0243143 A1Genomatica, Inc.
- Selective Transition Metal Catalyzed Deuterium Incorporation Into Alkyne and Alkene Functionalities17 Apr 2025US 2025/0122133 A1Marquette University
Most cited
By later US patents
- Liquid crystalline cyclohexylphenyl derivatives74US 4,400,293 AMerck Patent GmbH · 1983
- 9-Phenyl 5,6-dimethyl-nona-2,4,6,8-tetraeonic acid compounds33US 4,105,681 AHoffmann-La Roche Inc. · 1978
- 9-Phenyl-nonate traene compounds24US 4,215,215 AHoffmann-La Roche Inc. · 1980
- Method for producing 1-octene12US 7,030,286 B2Oxeno Olefinchemie GmbH · 2006
- Polyphenols and high-performance resins from syringaldehyde11US 8,993,689 B1The United States of America as represented by the Secretary of the Navy · 2015