C07C 45/62
By hydrogenation of carbon-to-carbon double or triple bonds
Official title: by hydrogenation of carbon-to-carbon double or triple bonds
C07C45/62 (By hydrogenation of carbon-to-carbon double or triple bonds) appears on 714 US grants and 283 published applications in this corpus.
Search patents in C07C- Granted patents
- 714
- Published applications
- 283
- Assignees
- 275
- Inventors
- 1,390
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 28 | 0 |
| 1978 | 25 | 0 |
| 1979 | 14 | 0 |
| 1980 | 29 | 0 |
| 1981 | 25 | 0 |
| 1982 | 35 | 0 |
| 1983 | 18 | 0 |
| 1984 | 18 | 0 |
| 1985 | 19 | 0 |
| 1986 | 14 | 0 |
| 1987 | 12 | 0 |
| 1988 | 14 | 0 |
| 1989 | 17 | 0 |
| 1990 | 19 | 0 |
| 1991 | 12 | 0 |
| 1992 | 14 | 0 |
| 1993 | 19 | 0 |
| 1994 | 13 | 0 |
| 1995 | 6 | 0 |
| 1996 | 17 | 0 |
| 1997 | 23 | 0 |
| 1998 | 12 | 0 |
| 1999 | 16 | 0 |
| 2000 | 9 | 0 |
| 2001 | 14 | 4 |
| 2002 | 9 | 11 |
| 2003 | 12 | 12 |
| 2004 | 9 | 8 |
| 2005 | 7 | 16 |
| 2006 | 10 | 11 |
| 2007 | 7 | 9 |
| 2008 | 8 | 15 |
| 2009 | 8 | 22 |
| 2010 | 22 | 28 |
| 2011 | 8 | 14 |
| 2012 | 18 | 17 |
| 2013 | 20 | 7 |
| 2014 | 11 | 6 |
| 2015 | 9 | 19 |
| 2016 | 14 | 11 |
| 2017 | 9 | 7 |
| 2018 | 12 | 13 |
| 2019 | 6 | 7 |
| 2020 | 7 | 8 |
| 2021 | 7 | 10 |
| 2022 | 8 | 5 |
| 2023 | 6 | 10 |
| 2024 | 5 | 6 |
| 2025 | 5 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the preparation of 2-isopentyl-2-isopropyl-1,3-dimethoxypropane28 Apr 2026US 12,612,349 B2Sabic Global Technologies B.V.
- Process for preparing indene acryladehyde derivatives24 Mar 2026US 12,583,809 B2Firmenich SA
- Vinylether compounds and processes for preparing aldehyde compounds and a carboxylate compound therefrom16 Sep 2025US 12,415,769 B2Shin-Etsu Chemical Co., Ltd.
- Sandalwood-type fragrance compounds9 Sep 2025US 12,410,113 B2Symrise AG
- Compositions comprising quinone and/or quinol and methods of preparations and use thereof18 Feb 2025US 12,226,374 B2American River Nutrition, Inc.
- Organic Photoredox Catalysts, Compositions, and Conversion Processes24 Sep 2026US 2026/0284647 A1Colorado State University Research Foundation
- Process for preparing compounds derived from 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one23 Jul 2026US 2026/0209154 A1L'oreal
- A process for preparation of ipconazole & its intermediates2 Apr 2026US 2026/0092042 A1
- Aldehyde composition18 Dec 2025US 2025/0382251 A1Mitsubishi Gas Chemical Company, Inc.
- 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
Most cited
By later US patents
- Rhenium catalyst composition399US 4,048,110 ACelanese Corporation · 1977
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Hydrogenated naphthalenes137US 4,391,731 AHoffmann-La Roche Inc. · 1983
- Retroviral protease inhibiting compounds109US 5,354,866 AAbbott Laboratories · 1994
- Retroviral protease inhibiting compounds94US 5,541,206 AAbbott Laboratories · 1996