C07C 309/18
Containing amino groups bound to the same carbon skeleton
Official title: containing amino groups bound to the same carbon skeleton
C07C309/18 (Containing amino groups bound to the same carbon skeleton) appears on 44 US grants and 34 published applications in this corpus.
Search patents in C07C- Granted patents
- 44
- Published applications
- 34
- Assignees
- 28
- Inventors
- 98
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 6 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 3 |
| 2015 | 3 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 4 |
| 2019 | 2 | 0 |
| 2020 | 2 | 2 |
| 2021 | 3 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amphoteric compounds6 Jan 2026US 12,516,019 B2Eastman Chemical Company
- Amino acid-based polymerizable compounds and ophthalmic devices prepared therefrom15 Oct 2024US 12,116,443 B2Johnson & Johnson Vision Care, Inc.
- Phenyl containing compound, intermediate thereof, preparation method therefor and application thereof6 Jun 2023US 11,667,604 B2Shanghai Institute of Pharmaceutical Industry
- Amphoteric compounds16 Aug 2022US 11,414,380 B2Eastman Chemical Company
- Damping-imparting agent and resin composition for damping material14 Sep 2021US 11,118,074 B2Nippon Shokubai Co., Ltd.
- Synthesis of mavorixafor and intermediates thereof24 Jul 2025US 2025/0236604 A1X4 Pharmaceuticals, Inc.
- Amino acid-based polymerizable compounds and ophthalmic devices prepared therefrom2 Jan 2025US 2025/0002629 A1Johnson & Johnson Vision Care, Inc.
- Methods, compounds, compositions and vehicles for delivering 3-amino-1-propanesulfonic acid29 Feb 2024US 2024/0065990 A1
- Polyfunctional quaternary ammonium salt of sulfonic acid having active-hydrogen groups24 Aug 2023US 2023/0265053 A1Tokuyama Corporation
- Amphoteric compounds10 Nov 2022US 2022/0356151 A1Eastman Chemical Company
Most cited
By later US patents
- Amino acid derivative anticonvulsant44US 5,378,729 AResearch Corporation Technologies, Inc. · 1995
- Amino acid derivative anticonvulsant44US 5,654,301 AResearch Corporation Technologies, Inc. · 1997
- Amino acid derivatives20US 7,166,590 B2Ono Pharmaceutical Co., Ltd. · 2007
- Chiral surfactants and methods for their use in chiral separations17US 6,090,250 AWaters Investments Limited · 2000
- Methods, compounds, compositions and vehicles for delivering 3-amino-1-propanesulfonic acid13US 8,748,656 B2BHI Limited Partnership · 2014