C07C 47/20
Unsaturated compounds having —cho groups bound to acyclic carbon atoms
Official title: Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
C07C47/20 (Unsaturated compounds having —cho groups bound to acyclic carbon atoms) appears on 795 US grants and 332 published applications in this corpus.
Search patents in C07C- Granted patents
- 795
- Published applications
- 332
- Assignees
- 309
- Inventors
- 1,555
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 16 | 0 |
| 1978 | 24 | 0 |
| 1979 | 17 | 0 |
| 1980 | 30 | 0 |
| 1981 | 23 | 0 |
| 1982 | 22 | 0 |
| 1983 | 18 | 0 |
| 1984 | 31 | 0 |
| 1985 | 24 | 0 |
| 1986 | 32 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 35 | 0 |
| 1990 | 17 | 0 |
| 1991 | 27 | 0 |
| 1992 | 25 | 0 |
| 1993 | 28 | 0 |
| 1994 | 17 | 0 |
| 1995 | 16 | 0 |
| 1996 | 16 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 18 | 0 |
| 2000 | 14 | 0 |
| 2001 | 19 | 0 |
| 2002 | 3 | 8 |
| 2003 | 5 | 8 |
| 2004 | 4 | 10 |
| 2005 | 8 | 16 |
| 2006 | 6 | 16 |
| 2007 | 6 | 10 |
| 2008 | 9 | 12 |
| 2009 | 7 | 5 |
| 2010 | 5 | 14 |
| 2011 | 3 | 8 |
| 2012 | 13 | 5 |
| 2013 | 4 | 9 |
| 2014 | 8 | 12 |
| 2015 | 13 | 17 |
| 2016 | 19 | 25 |
| 2017 | 15 | 21 |
| 2018 | 19 | 23 |
| 2019 | 20 | 18 |
| 2020 | 21 | 23 |
| 2021 | 15 | 21 |
| 2022 | 21 | 11 |
| 2023 | 5 | 13 |
| 2024 | 5 | 14 |
| 2025 | 7 | 8 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 47/277Containing ether groups, [image cpc-sch-c07c-0958.gif] groups,[image cpc-sch-c07c-0959.gif] groups, or[image cpc-sch-c07c-0960.gif] groups282
- C07C 47/21With only carbon-to-carbon double bonds as unsaturation226
- C07C 47/225Containing rings other than six-membered aromatic rings114
- C07C 47/228Containing six-membered aromatic rings112
- C07C 47/26Containing hydroxy groups97
- C07C 47/24Containing halogen88
- C07C 47/235Containing six-membered aromatic rings and other rings32
- C07C 47/222With only carbon-to-carbon triple bonds as unsaturation18
Recent patents
- Composition with mixed C8-C18 alcohols and surfactants thereof11 Aug 2026US 12,703,827 B2Dow Global Technologies LLC
- Aldehyde composition7 Jul 2026US 12,673,913 B2Mitsubishi Gas Chemical Company, Inc.
- Modular chemical probe for detection of amino acid citrulline in physiological samples7 Jul 2026US 12,674,804 B2WiSys Technology Foundation, Inc.
- Muguet type fragrance compounds19 May 2026US 12,630,783 B2Symrise AG
- Process for preparing indene acryladehyde derivatives24 Mar 2026US 12,583,809 B2Firmenich SA
- Biphenyl compound as immunomodulator, preparation method therefor and use thereof13 Aug 2026US 2026/0234164 A1Shenzhen Chipscreen Biosciences Co., Ltd.
- Preparation of alpha-necrodyl isobutyrate from dienes4 Jun 2026US 2026/0152461 A1Suterra, LLC
- Cannabinoid analogs and methods of use for treatment and prevention of cancer9 Apr 2026US 2026/0097049 A1BlackStone Therapeutics, LLC
- Fragrance and flavor compositions comprising norbornane and norbornene derivatives19 Mar 2026US 2026/0078079 A1Osmo Labs, PBC
- 11-halo-1,1-dialkoxy-7-undecene compound and processes for preparing a 11,11-dialkoxy-4-undecenyltriarylphosphonium halide compound, a trienal compound, and a dienal compound26 Feb 2026US 2026/0055042 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Phenethanolamine derivatives172US 4,992,474 AGlaxo Group Limited · 1991
- Phenylethenyl compounds having retinoid-like activity141US 4,992,468 AAllergan, Inc. · 1991
- Methods of using phenylethenyl compounds having retinoid-like activity124US 5,068,252 AAllergan, Inc. · 1991
- Intermediates for the synthesis of 19-nor vitamin D compounds118US 5,086,191 AWisconsin Alumni Research Foundation · 1992
- Naphthalene derivatives having retinoid type action, the process for preparation thereof and medicinal and cosmetic compositions containing them104US 4,879,284 AL'oreal · 1989