C07D 219/16
Heterocyclic compounds containing acridine or hydrogenated acridine ring systems: with acyl radicals
Official title: with acyl radicals, substituted by nitrogen atoms, attached to the ring nitrogen atom
C07D219/16 (Heterocyclic compounds containing acridine or hydrogenated acridine ring systems: with acyl radicals) appears on 13 US grants and 8 published applications in this corpus.
Search patents in C07D- Granted patents
- 13
- Published applications
- 8
- Assignees
- 7
- Inventors
- 27
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light-receiving device with buffer layer and light-emitting and light-receiving apparatus with buffer layer27 Jan 2026US 12,538,640 B2Semiconductor Energy Laboratory Co.Ltd.
- Photoelectric conversion device and optical functional device15 Apr 2025US 12,279,522 B2Semiconductor Energy Laboratory Co.Ltd.
- Chiral aggregation-induced emission luminogens with delayed fluorescence for circularly polarized organic light-emitting diodes9 Jan 2024US 11,871,662 B2The Hong Kong University of Science and Technology
- Xanthones, thioxanthones and acridinones as DNA-PK inhibitors26 Mar 2013US 8,404,681 B2Luitpold Pharmaceuticals, Inc.
- Bistable molecular mechanical devices with an appended rotor activated by an electric field for electronic switching, gating and memory applications23 Sep 2003US 6,624,002 B2Hewlett-Packard Development Company, L. P.
- Light-receiving device and light-emitting and light-receiving apparatus16 Apr 2026US 2026/0107631 A1Semiconductor Energy Laboratory Co.Ltd.
- Light-receiving device and light-emitting and light-receiving apparatus2 Mar 2023US 2023/0062265 A1Semiconductor Energy Laboratory Co.Ltd.
- Photoelectric conversion device and optical functional device24 Nov 2022US 2022/0376182 A1Semiconductor Energy Laboratory Co.Ltd.
- Chiral aggregation-induced emission luminogens with delayed fluorescence for circularly polarized organic light-emitting diodes22 Apr 2021US 2021/0119143 A1The Hong Kong University of Science and Technology
- Xanthones, thioxanthones and acridinones as dna-pk inhibitors19 Jul 2007US 2007/0167441 A1Luitpold Pharmaceuticals, Inc.
Most cited
By later US patents
- Chemiluminescent acridinium salts117US 5,468,646 AAbbott Laboratories · 1995
- Chemiluminescent acridinium salts82US 5,543,524 AAbbott Laboratories · 1996
- Chemiluminescent acridinium salts75US 5,783,699 AAbbott Laboratories · 1998
- Substituted carbamoyl and oxycarbonyl derivatives of biphenylmethylamines67US 5,312,820 AMerck & Co., Inc. · 1994
- Bistable molecular mechanical devices with an appended rotor activated by an electric field for electronic switching, gating and memory applications16US 6,512,119 B2Hewlett-Packard Company · 2003