C07C 269/00
Preparation of derivatives of carbamic acid, i.e. compounds containing any of the
Official title: Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups [IMAGE cpc-sch-C07C-0964.gif], the nitrogen atom not being part of nitro or nitroso groups
C07C269/00 (Preparation of derivatives of carbamic acid, i.e. compounds containing any of the) appears on 945 US grants and 926 published applications in this corpus.
Search patents in C07C- Granted patents
- 945
- Published applications
- 926
- Assignees
- 628
- Inventors
- 2,934
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 19 | 0 |
| 1994 | 25 | 0 |
| 1995 | 12 | 0 |
| 1996 | 23 | 0 |
| 1997 | 28 | 0 |
| 1998 | 11 | 0 |
| 1999 | 22 | 0 |
| 2000 | 23 | 0 |
| 2001 | 15 | 3 |
| 2002 | 17 | 31 |
| 2003 | 24 | 26 |
| 2004 | 20 | 32 |
| 2005 | 21 | 22 |
| 2006 | 16 | 22 |
| 2007 | 11 | 22 |
| 2008 | 15 | 19 |
| 2009 | 11 | 21 |
| 2010 | 14 | 41 |
| 2011 | 20 | 33 |
| 2012 | 16 | 35 |
| 2013 | 29 | 53 |
| 2014 | 50 | 43 |
| 2015 | 45 | 61 |
| 2016 | 60 | 52 |
| 2017 | 45 | 42 |
| 2018 | 32 | 51 |
| 2019 | 49 | 49 |
| 2020 | 50 | 55 |
| 2021 | 28 | 41 |
| 2022 | 34 | 48 |
| 2023 | 24 | 35 |
| 2024 | 24 | 31 |
| 2025 | 24 | 30 |
| 2026 | 13 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods for preparing (2S,3R,4R)-4,5-dihydroxyisoleucine derivative and intermediates thereof15 Sep 2026US 12,735,384 B2Inner Mongolia Duhe Innovation R & D Tech Co., Ltd
- Direct aromatic carbon-oxygen and carbon-hydrogen bond functionalization via organic photoredox catalyst8 Sep 2026US 12,729,169 B2The University of North Carolina at Chapel Hill
- Process for preparing solriamfetol hydrochloride1 Sep 2026US 12,723,020 B2Procos S.P.A.
- Process for producing 1, 5-pentamethylene diisocyanate from cadaverine salt11 Aug 2026US 12,703,678 B2Mojia Biotech Ltd.
- Method of producing carbonyl compound and flow type reaction system of producing carbonyl compound23 Jun 2026US 12,662,447 B2FUJIFILM Corporation
- Organic Photoredox Catalysts, Compositions, and Conversion Processes24 Sep 2026US 2026/0284647 A1Colorado State University Research Foundation
- Process for preparing (r)-2-amino-3-phenylpropyl carbamate17 Sep 2026US 2026/0274788 A1Inke, S.A.
- Method for producing o-substituted serine derivative27 Aug 2026US 2026/0250241 A1Chugai Seiyaku Kabushiki Kaisha
- Process for synthesizing naphthyridine derivatives and intermediates thereof27 Aug 2026US 2026/0250296 A1Amgen Inc.
- Intermolecular cyclopropanation of unsaturated hydrocarbons20 Aug 2026US 2026/0242327 A1The Penn State Research Foundation
Most cited
By later US patents
- Fused cyclooctyne compounds and their use in metal-free click reactions84US 8,859,629 B2Synaffix B.V. · 2014
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds78US 6,759,554 B2Massachusetts Institute of Technology · 2004
- Fused cyclooctyne compounds and their use in metal-free click reactions73US 9,222,940 B2Synaffix B.V. · 2015
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds72US 6,867,298 B2Massachusetts Institute of Technology · 2005
- Fused cyclooctyne compounds and their use in metal-free click reactions64US 10,239,807 B2Synaffix B.V. · 2019