C07C 229/02
Compounds containing amino and carboxyl groups bound to the same carbon skeleton
Official title: having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
C07C229/02 (Compounds containing amino and carboxyl groups bound to the same carbon skeleton) appears on 2,774 US grants and 2,843 published applications in this corpus.
Search patents in C07C- Granted patents
- 2,774
- Published applications
- 2,843
- Assignees
- 1,433
- Inventors
- 7,136
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 18 | 0 |
| 1990 | 22 | 0 |
| 1991 | 36 | 0 |
| 1992 | 49 | 0 |
| 1993 | 48 | 0 |
| 1994 | 35 | 0 |
| 1995 | 53 | 0 |
| 1996 | 86 | 0 |
| 1997 | 99 | 0 |
| 1998 | 83 | 0 |
| 1999 | 74 | 0 |
| 2000 | 71 | 0 |
| 2001 | 69 | 17 |
| 2002 | 76 | 63 |
| 2003 | 63 | 86 |
| 2004 | 58 | 100 |
| 2005 | 41 | 92 |
| 2006 | 64 | 96 |
| 2007 | 49 | 74 |
| 2008 | 64 | 84 |
| 2009 | 58 | 105 |
| 2010 | 59 | 111 |
| 2011 | 63 | 115 |
| 2012 | 75 | 113 |
| 2013 | 104 | 118 |
| 2014 | 105 | 130 |
| 2015 | 111 | 141 |
| 2016 | 130 | 142 |
| 2017 | 110 | 132 |
| 2018 | 98 | 154 |
| 2019 | 111 | 129 |
| 2020 | 105 | 135 |
| 2021 | 80 | 111 |
| 2022 | 81 | 110 |
| 2023 | 62 | 112 |
| 2024 | 56 | 109 |
| 2025 | 80 | 118 |
| 2026 | 67 | 146 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 229/04The carbon skeleton being acyclic and saturated2,024
- C07C 229/34The carbon skeleton containing six-membered aromatic rings790
- C07C 229/30The carbon skeleton being acyclic and unsaturated171
- C07C 229/28The carbon skeleton being saturated and containing rings137
- C07C 229/32The carbon skeleton being unsaturated and containing rings other than six-membered aromatic18
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Most cited
By later US patents
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