C07D 421/00
Heterocyclic compounds containing two or more hetero rings, at least one ring
Official title: Heterocyclic compounds containing two or more hetero rings, at least one ring having selenium, tellurium, or halogen atoms as ring hetero atoms
C07D421/00 (Heterocyclic compounds containing two or more hetero rings, at least one ring) appears on 125 US grants and 155 published applications in this corpus.
Search patents in C07D- Granted patents
- 125
- Published applications
- 155
- Assignees
- 108
- Inventors
- 519
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 4 | 6 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 2 | 6 |
| 2011 | 3 | 7 |
| 2012 | 3 | 2 |
| 2013 | 5 | 12 |
| 2014 | 3 | 3 |
| 2015 | 8 | 4 |
| 2016 | 6 | 6 |
| 2017 | 5 | 10 |
| 2018 | 5 | 2 |
| 2019 | 9 | 14 |
| 2020 | 7 | 5 |
| 2021 | 6 | 10 |
| 2022 | 8 | 12 |
| 2023 | 7 | 12 |
| 2024 | 6 | 10 |
| 2025 | 5 | 13 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Organic electroluminescent materials and devices19 May 2026US 12,635,409 B2Universal Display Corporation
- Ras inhibitors12 May 2026US 12,624,053 B2Revolution Medicines, Inc.
- Organic compound, light absorption sensor, sensor-embedded display panel, and electronic device24 Feb 2026US 12,559,498 B2Samsung Display Co., Ltd.
- Materials for organic electroluminescent devices13 Jan 2026US 12,522,591 B2Merck Patent GmbH
- Compound, sensor, sensor embedded display panel, and electronic device7 Oct 2025US 12,439,810 B2Samsung Electronics Co., Ltd.
- Glycosylation and alkylation method involving benziodoxole reagent11 Jun 2026US 2026/0159507 A1Huazhong University of Science and Technology
- Ras inhibitors12 Mar 2026US 2026/0070930 A1Revolution Medicines, Inc.
- Novel heterocycles as spla2-x inhibitors5 Feb 2026US 2026/0034111 A1Cayman Chemical Company, Incorporated
- Synthesis method and application of benzothiaselenazole-1-oxide compound and derivative thereof15 Jan 2026US 2026/0015332 A1Guangzhou Medical University
- Use of hpk1 inhibitor in prevention and/or treatment of human pathogen infection25 Dec 2025US 2025/0388572 A1Zhuhai Yufan Biotechnologies Co., Ltd.
Most cited
By later US patents
- Heterocyclic compounds containing 4,6-bis-trichloromethyl-s-triazin-2-ly groups72US 5,055,579 AHoechst Aktiengesellschaft · 1991
- Organic electroluminescent materials and devices29US 10,297,762 B2Universal Display Corporation · 2019
- Selenophene anti-tumor agents19US 6,620,804 B2Purdue Research Foundation · 2003
- Compound and organic photoelectric device, image sensor and electronic device including the same18US 10,326,083 B2Samsung Electronics Co., Ltd. · 2019
- Compound for organic photoelectric device and organic photoelectric device, image sensor and electronic device including the same18US 9,941,477 B2Samsung Electronics Co., Ltd. · 2018