C07D 207/267
With only hydrogen atoms or radicals containing only hydrogen and carbon atoms
Official title: with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom
C07D207/267 (With only hydrogen atoms or radicals containing only hydrogen and carbon atoms) appears on 309 US grants and 264 published applications in this corpus.
Search patents in C07D- Granted patents
- 309
- Published applications
- 264
- Assignees
- 204
- Inventors
- 1,003
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 12 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 2 |
| 2002 | 11 | 7 |
| 2003 | 9 | 13 |
| 2004 | 8 | 19 |
| 2005 | 11 | 12 |
| 2006 | 15 | 10 |
| 2007 | 7 | 9 |
| 2008 | 3 | 5 |
| 2009 | 4 | 11 |
| 2010 | 6 | 12 |
| 2011 | 4 | 11 |
| 2012 | 5 | 10 |
| 2013 | 1 | 9 |
| 2014 | 8 | 13 |
| 2015 | 12 | 16 |
| 2016 | 14 | 7 |
| 2017 | 10 | 9 |
| 2018 | 12 | 13 |
| 2019 | 8 | 6 |
| 2020 | 2 | 8 |
| 2021 | 6 | 6 |
| 2022 | 6 | 15 |
| 2023 | 6 | 17 |
| 2024 | 11 | 15 |
| 2025 | 7 | 7 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- NAMPT modulators29 Sep 2026US 12,747,203 B2Cytokinetics, Inc.
- Low toxicity NMP substitutes and uses thereof25 Aug 2026US 12,715,850 B2Advancion Corporation
- Inhibitors of norovirus and coronavirus replication9 Jun 2026US 12,649,715 B2Cocrystal Pharma, Inc.
- Facility and method for purifying recovered NMP26 May 2026US 12,636,591 B2GEA Wiegand GmbH
- Extractive desalination of sea water using a special class of polar organic solvents12 May 2026US 12,623,925 B2
- Globodera pallida control agent20 Aug 2026US 2026/0240154 A1National Agriculture and Food Research Organization
- Catalyst for sp3-carbon-hydrogen-bond primary amination reaction, and method for preparing primary amine compound13 Aug 2026US 2026/0234096 A1West China Second University Hospital, Sichuan University
- Catalyst31 Jul 2025US 2025/0242335 A1The University of Manchester
- Organic Compound And Organic Light-Emitting Element Comprising Same17 Jul 2025US 2025/0234703 A1P&H TECH Co., Ltd
- Sulfonylurea compound, preparation method therefor, and application thereof8 May 2025US 2025/0145564 A1Shanghai Institute of Materia Medica, Chinese Academy of Sciences
Most cited
By later US patents
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds78US 6,759,554 B2Massachusetts Institute of Technology · 2004
- Surface active lactams72US 5,294,644 AISP Investments Inc. · 1994
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds72US 6,867,298 B2Massachusetts Institute of Technology · 2005
- Preparation of 5-membered ring heterocycles70US 5,453,516 ABASF SE · 1995
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds62US 7,115,784 B2Massachusetts Institute of Technology · 2006