C07D 221/10
Aza-phenanthrenes
C07D221/10 (Aza-phenanthrenes) appears on 370 US grants and 247 published applications in this corpus.
Search patents in C07D- Granted patents
- 370
- Published applications
- 247
- Assignees
- 227
- Inventors
- 1,047
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 18 | 0 |
| 1998 | 23 | 0 |
| 1999 | 13 | 0 |
| 2000 | 17 | 0 |
| 2001 | 14 | 2 |
| 2002 | 12 | 12 |
| 2003 | 14 | 11 |
| 2004 | 7 | 13 |
| 2005 | 5 | 16 |
| 2006 | 9 | 12 |
| 2007 | 4 | 11 |
| 2008 | 8 | 9 |
| 2009 | 6 | 11 |
| 2010 | 6 | 13 |
| 2011 | 6 | 12 |
| 2012 | 10 | 9 |
| 2013 | 8 | 7 |
| 2014 | 9 | 13 |
| 2015 | 11 | 12 |
| 2016 | 10 | 16 |
| 2017 | 12 | 6 |
| 2018 | 7 | 7 |
| 2019 | 7 | 7 |
| 2020 | 6 | 10 |
| 2021 | 5 | 8 |
| 2022 | 6 | 4 |
| 2023 | 5 | 5 |
| 2024 | 4 | 6 |
| 2025 | 6 | 10 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Naphthalimide sulfonate derivative, and photoacid generator and photoresist composition each comprising same12 May 2026US 12,625,427 B2Samyang Corporation
- Nucleic acid modifying reagents and uses thereof10 Mar 2026US 12,571,031 B2Promega Corporation
- Compound or salt thereof17 Feb 2026US 12,551,578 B2Hamamatsu Photonics K.K.
- Polymerizable fused tricyclic compounds as absorbers of UV and visible light30 Dec 2025US 12,509,428 B2Johnson & Johnson Vision Care, Inc.
- Urolithin derivatives and methods of use thereof18 Nov 2025US 12,473,269 B2Vandria SA
- N-(n-aminoalkyl)phenanthridiunium series of chloride-sensitive fluorophores and methods of use thereof10 Sep 2026US 2026/0265202 A1The General Hospital Corporation
- Pannexin-1 modulators and methods of treating disorders in which pannexin-1 is implicated28 May 2026US 2026/0146041 A1Pannex Therapeutics Inc.
- Urolithin derivatives and methods of use thereof14 May 2026US 2026/0132117 A1Vandria SA
- Polymerizable fused tricyclic compounds as absorbers of uv and visible light5 Mar 2026US 2026/0062386 A1Johnson & Johnson Vision Care, Inc.
- Nitrogen-containing heterocyclic compound having myt1 inhibitory activity5 Mar 2026US 2026/0062412 A1Chugai Seiyaku Kabushiki Kaisha
Most cited
By later US patents
- Dimeric and trimeric nucleic acid dyes, and associated systems and methods164US 7,776,567 B2AlleLogic Biosciences Corporation · 2010
- HMG-CoA reductase inhibitors and method156US 6,620,821 B2Bristol-Myers Squibb Company · 2003
- Chemiluminescent acridinium salts117US 5,468,646 AAbbott Laboratories · 1995
- DNA complexes with dyes designed for energy transfer as fluorescent markers110US 5,401,847 AThe Regents of the University of California · 1995
- Dibenzorhodamine dyes100US 5,936,087 AThe Perkin-Elmer Corporation · 1999