C07C 251/40
To carbon atoms of an unsaturated carbon skeleton
Official title: to carbon atoms of an unsaturated carbon skeleton
C07C251/40 (To carbon atoms of an unsaturated carbon skeleton) appears on 168 US grants and 93 published applications in this corpus.
Search patents in C07C- Granted patents
- 168
- Published applications
- 93
- Assignees
- 78
- Inventors
- 423
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 21 | 0 |
| 1997 | 26 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 2 |
| 2003 | 4 | 7 |
| 2004 | 1 | 5 |
| 2005 | 5 | 1 |
| 2006 | 1 | 5 |
| 2007 | 0 | 2 |
| 2008 | 3 | 6 |
| 2009 | 2 | 6 |
| 2010 | 5 | 3 |
| 2011 | 3 | 1 |
| 2012 | 3 | 2 |
| 2013 | 2 | 8 |
| 2014 | 2 | 3 |
| 2015 | 7 | 6 |
| 2016 | 4 | 3 |
| 2017 | 2 | 6 |
| 2018 | 3 | 4 |
| 2019 | 2 | 2 |
| 2020 | 6 | 5 |
| 2021 | 2 | 3 |
| 2022 | 3 | 3 |
| 2023 | 3 | 3 |
| 2024 | 3 | 3 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Methods of using rary agonists for cancer treatment23 Jan 2025US 2025/0026714 A1Io Therapeutics, Inc.
- Acrylate derivative, use and production intermediate compound of the same28 Nov 2024US 2024/0389582 A1Sumitomo Chemical Company, Limited
- Acrylate derivative, use and production intermediate compound of the same28 Nov 2024US 2024/0389583 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Retroviral protease inhibiting compounds109US 5,354,866 AAbbott Laboratories · 1994
- Retroviral protease inhibiting compounds94US 5,541,206 AAbbott Laboratories · 1996
- Non-steroidal ligands for the estrogen receptor64US 5,681,835 AGlaxo Wellcome Inc. · 1997
- Non-steroidal ligands for the estrogen receptor46US 5,877,219 AGlaxo WellcomeInc. · 1999