C07C 237/22
Having nitrogen atoms of amino groups bound to the carbon skeleton of
Official title: having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated (peptides C07K)
C07C237/22 (Having nitrogen atoms of amino groups bound to the carbon skeleton of) appears on 1,029 US grants and 890 published applications in this corpus.
Search patents in C07C- Granted patents
- 1,029
- Published applications
- 890
- Assignees
- 581
- Inventors
- 3,099
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 18 | 0 |
| 1993 | 31 | 0 |
| 1994 | 21 | 0 |
| 1995 | 24 | 0 |
| 1996 | 34 | 0 |
| 1997 | 49 | 0 |
| 1998 | 48 | 0 |
| 1999 | 58 | 0 |
| 2000 | 36 | 0 |
| 2001 | 36 | 7 |
| 2002 | 46 | 66 |
| 2003 | 56 | 51 |
| 2004 | 19 | 63 |
| 2005 | 30 | 49 |
| 2006 | 34 | 39 |
| 2007 | 27 | 39 |
| 2008 | 23 | 50 |
| 2009 | 27 | 36 |
| 2010 | 37 | 39 |
| 2011 | 24 | 30 |
| 2012 | 32 | 37 |
| 2013 | 22 | 27 |
| 2014 | 28 | 34 |
| 2015 | 23 | 28 |
| 2016 | 27 | 32 |
| 2017 | 24 | 21 |
| 2018 | 18 | 38 |
| 2019 | 16 | 26 |
| 2020 | 22 | 35 |
| 2021 | 32 | 33 |
| 2022 | 22 | 19 |
| 2023 | 18 | 28 |
| 2024 | 20 | 22 |
| 2025 | 13 | 26 |
| 2026 | 7 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ionizable cationic lipid analog material and use thereof as drug delivery carrier29 Sep 2026US 12,746,288 B2Guangzhou Lide Biomedicine Technology Co., Ltd.
- Acrylate derivatives and uses thereof25 Aug 2026US 12,716,086 B2Expansion Technologies
- Ionizable lipid compounds and lipid nanoparticle compositions16 Jun 2026US 12,655,114 B2SunVax mRNA Therapeutics Inc.
- Pregabalin immunoassays16 Jun 2026US 12,656,356 B2ARK Diagnostics, Inc.
- USP30 inhibitors and uses thereof2 Jun 2026US 12,643,852 B2Vincere Biosciences, Inc.
- Amino acid-derived ceramide, synthesis method therefor and use thereof1 Oct 2026US 2026/0297018 A1Shenzhen Dikeman Biotechnology Co., Ltd.
- Cytotoxic epoxyketone compounds, precursors, compositions, and methods of use13 Aug 2026US 2026/0234116 A1
- New compounds for treating streptococcus infections6 Aug 2026US 2026/0225998 A1AB2 Therapeutics, S. L.
- Protease inhibitors for treating or preventing coronavirus infection23 Jul 2026US 2026/0209180 A1Merck Sharp & Dohme Corp.
- Masp-2 inhibitors and methods of use9 Jul 2026US 2026/0193179 A9Omeros Corporation
Most cited
By later US patents
- Lipopolyamines, their preparation and their use287US 5,171,678 ACentre National De La Recherche Scientifique · 1992
- Diketopiperazine-based delivery systems228US 5,976,569 AEmisphere Technologies, Inc. · 1999
- Acrylamido functional disubstituted acetyl aryl ketone photoinitiators213US 5,506,279 AMinnesota Mining and Manufacturing Company · 1996
- Oral drug delivery compositions and methods186US 5,792,451 AEmisphere Technologies, Inc. · 1998
- Compounds and compositions for delivering active agents184US 5,643,957 AEmisphere Technologies, Inc. · 1997