C07C 225/14
The carbon skeleton being unsaturated
Official title: the carbon skeleton being unsaturated
C07C225/14 (The carbon skeleton being unsaturated) appears on 281 US grants and 234 published applications in this corpus.
Search patents in C07C- Granted patents
- 281
- Published applications
- 234
- Assignees
- 197
- Inventors
- 807
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 14 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 0 |
| 2002 | 5 | 6 |
| 2003 | 5 | 6 |
| 2004 | 4 | 8 |
| 2005 | 2 | 7 |
| 2006 | 3 | 13 |
| 2007 | 5 | 8 |
| 2008 | 6 | 14 |
| 2009 | 11 | 11 |
| 2010 | 8 | 11 |
| 2011 | 6 | 6 |
| 2012 | 5 | 14 |
| 2013 | 8 | 14 |
| 2014 | 14 | 17 |
| 2015 | 17 | 25 |
| 2016 | 15 | 6 |
| 2017 | 9 | 12 |
| 2018 | 4 | 8 |
| 2019 | 8 | 8 |
| 2020 | 5 | 9 |
| 2021 | 5 | 7 |
| 2022 | 6 | 3 |
| 2023 | 4 | 7 |
| 2024 | 6 | 4 |
| 2025 | 3 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods for synthesizing enantiopure (S)-methadone, (R)-methadone, racemic (R,S)-methadone and related analogue substances22 Sep 2026US 12,741,927 B2
- Formamide monomers and polymers synthesized therefrom22 Sep 2026US 12,741,928 B2Wisconsin Alumni Research Foundation
- Structurally modified opioids for prevention and treatment of diseases and conditions26 May 2026US 12,637,411 B2Mggm LLC
- Use of D9-methadone for postoperative pain relief31 Mar 2026US 12,590,054 B2Board of Regents, The University of Texas System
- Dimethoxyphenylalkylamine activators of serotonin receptors8 Jul 2025US 12,351,537 B2Atai Therapeutics, Inc.
- Compound and use thereof10 Sep 2026US 2026/0263391 A1Benethera (Shaoxing) Biotechnology Co., Ltd.
- Bio-renewable polymers and uses thereof18 Jun 2026US 2026/0167750 A1The Regents of the University of California
- Solid forms of enantiopure deuterium-enriched bupropion and methods of use thereof26 Mar 2026US 2026/0085033 A1DeuteRx, LLC
- (4r)-3-(4-fluoro-2-hydroxyphenyl)-4-methyl-4,5-dihydro-1h-pyrazole-1-carboximidamide hydrochloride and dermal formulations thereof19 Mar 2026US 2026/0078093 A1Immunahr AB
- Dynamic conjugate acceptor diol monomer and polyurethane derived therefrom11 Dec 2025US 2025/0376572 A1University of Massachusetts
Most cited
By later US patents
- Photoactivatable water soluble cross-linking agents containing an onium group198US 5,714,360 ABSI Corporation · 1998
- Sigma receptor ligands and the use thereof150US 6,057,371 AVirginia Commonwealth University · 2000
- Modified release formulations of a bupropion salt139US 7,569,610 B2Biovail Laboratories International S.R.L. · 2009
- Modified release formulations of a bupropion salt139US 7,569,611 B2Biovail Laboratories International S.R.L. · 2009
- Modified-release formulations of a bupropion salt136US 7,884,136 B2Biovail Laboratories International S.R.L. · 2011