C07C 231/14
Preparation of carboxylic acid amides: by formation of carboxamide groups together with
Official title: by formation of carboxamide groups together with reactions not involving the carboxamide groups
C07C231/14 (Preparation of carboxylic acid amides: by formation of carboxamide groups together with) appears on 235 US grants and 255 published applications in this corpus.
Search patents in C07C- Granted patents
- 235
- Published applications
- 255
- Assignees
- 200
- Inventors
- 792
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 0 |
| 2002 | 5 | 4 |
| 2003 | 4 | 3 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 3 |
| 2009 | 1 | 6 |
| 2010 | 0 | 7 |
| 2011 | 1 | 13 |
| 2012 | 8 | 12 |
| 2013 | 15 | 25 |
| 2014 | 19 | 21 |
| 2015 | 20 | 16 |
| 2016 | 17 | 13 |
| 2017 | 7 | 11 |
| 2018 | 13 | 18 |
| 2019 | 13 | 15 |
| 2020 | 15 | 13 |
| 2021 | 7 | 10 |
| 2022 | 4 | 12 |
| 2023 | 10 | 12 |
| 2024 | 11 | 11 |
| 2025 | 8 | 12 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Synthesis of clasto-lactacystin beta-lactone and analogs thereof55US 6,133,308 AMillennium Pharmaceuticals, Inc. · 2000
- Synthesis of clasto-lactacystin β-lactone and analogs thereof54US 6,294,560 B1Millennium Pharmaceuticals, Inc. · 2001
- Synthesis of clasto-lactacystin β-lactone and analogs thereof53US 6,849,743 B2Millennium Pharmaceuticals, Inc. · 2005
- Synthesis of clasto-lactacystin β-lactone and analogs thereof52US 6,794,516 B2Millennium Pharmaceuticals, Inc. · 2004
- Process for beta-lactone production47US 8,445,703 B2Novomer, Inc. · 2013