C07C 269/06
Preparation of derivatives of carbamic acid, i.e. compounds containing any of the
Official title: by reactions not involving the formation of carbamate groups
C07C269/06 (Preparation of derivatives of carbamic acid, i.e. compounds containing any of the) appears on 512 US grants and 536 published applications in this corpus.
Search patents in C07C- Granted patents
- 512
- Published applications
- 536
- Assignees
- 389
- Inventors
- 1,670
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 21 | 0 |
| 1997 | 20 | 0 |
| 1998 | 6 | 0 |
| 1999 | 14 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 1 |
| 2002 | 8 | 15 |
| 2003 | 15 | 19 |
| 2004 | 12 | 19 |
| 2005 | 16 | 16 |
| 2006 | 9 | 13 |
| 2007 | 10 | 15 |
| 2008 | 8 | 11 |
| 2009 | 9 | 13 |
| 2010 | 11 | 26 |
| 2011 | 13 | 13 |
| 2012 | 6 | 21 |
| 2013 | 21 | 31 |
| 2014 | 25 | 15 |
| 2015 | 19 | 28 |
| 2016 | 23 | 27 |
| 2017 | 25 | 26 |
| 2018 | 22 | 33 |
| 2019 | 29 | 30 |
| 2020 | 25 | 32 |
| 2021 | 16 | 20 |
| 2022 | 23 | 31 |
| 2023 | 14 | 22 |
| 2024 | 13 | 19 |
| 2025 | 17 | 17 |
| 2026 | 8 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Carbamate production method, carbamate ester production method, and urea derivative production method12 May 2026US 12,623,999 B2National Institute of Advanced Industrial Science and Technology
- Methods of synthesizing 4-valyloxybutyric acid28 Apr 2026US 12,612,357 B2Xwpharma Ltd.
- Process for preparing {6-[(diethylamino) methyl]naphthalen-2-yl}methyl [4-(hydroxycarbamoyl)phenyl] carbamate having high purity21 Apr 2026US 12,606,519 B2Italfarmaco S.p.A.
- 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