C07D 421/12
Linked by a chain containing hetero atoms as chain links
Official title: linked by a chain containing hetero atoms as chain links
C07D421/12 (Linked by a chain containing hetero atoms as chain links) appears on 17 US grants and 24 published applications in this corpus.
Search patents in C07D- Granted patents
- 17
- Published applications
- 24
- Assignees
- 22
- Inventors
- 122
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 2 |
| 2024 | 1 | 4 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Small tunable fluorophores for the detection and imaging of biomolecules16 Sep 2025US 12,415,926 B2The University Court of the University of Edinburgh
- Aza (indole)-, benzothiophene-, and benzofuran-3-sulfonamides27 Aug 2024US 12,071,404 B2UCB Pharma S.A.
- Aza (indole)-, benzothiophene-, and benzofuran-3-sulfonamides21 Nov 2023US 11,820,746 B2UCB Pharma S.A.
- Organic electroluminescence device and amine compound for organic electroluminescence device22 Aug 2023US 11,737,356 B2Samsung Display Co., Ltd.
- Photosensitizer and derivatives and application thereof22 Nov 2022US 11,504,428 B2Dalian Chromas Biosctence Co., Ltd
- Glycosylation and alkylation method involving benziodoxole reagent11 Jun 2026US 2026/0159507 A1Huazhong University of Science and Technology
- Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the same24 Apr 2025US 2025/0133961 A1
- Selenium Maleimide Compounds And Uses Thereof8 Aug 2024US 2024/0262818 A1
- Organic electroluminescent device20 Jun 2024US 2024/0206311 A1
- Dichalcogenide prodrugs16 May 2024US 2024/0156965 A1Ludwig-Maximilians-Universitat Munchen
Most cited
By later US patents
- Blocked photographic reagents16US 4,410,618 AEastman Kodak Company · 1983
- Development restrainer release compounds9US 4,442,290 APolaroid Corporation · 1984
- Compound and organic photoelectric device, image sensor and electronic device including the same8US 10,566,544 B2Samsung Electronics Co., Ltd. · 2020
- Substituted 4-(selenophen-2(or-3)-ylamino)pyrimidine compounds and methods of use thereof7US 8,815,879 B2Kasina Laila Innova Pharmaceuticals Private Limited · 2014
- Compound and organic photoelectric device, image sensor and electronic device including the same6US 10,276,802 B2Samsung Electronics Co., Ltd. · 2019