C07D 497/12
In which the condensed system contains three hetero rings
Official title: in which the condensed system contains three hetero rings
C07D497/12 (In which the condensed system contains three hetero rings) appears on 40 US grants and 49 published applications in this corpus.
Search patents in C07D- Granted patents
- 40
- Published applications
- 49
- Assignees
- 45
- Inventors
- 195
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 7 |
| 2012 | 3 | 5 |
| 2013 | 5 | 6 |
| 2014 | 3 | 1 |
| 2015 | 5 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photochromic cyclic compound and curable composition containing the photochromic cyclic compound12 May 2026US 12,624,048 B2Tokuyama Corporation
- Organic electroluminescence device and polycyclic compound for organic electroluminescence device2 Sep 2025US 12,404,271 B2Samsung Display Co., Ltd.
- Organic compound and organic electroluminescent device using same27 Feb 2024US 11,912,672 B2Solus Advanced Materials Co., Ltd.
- Compositions and methods for the treatment of xerostomia9 May 2023US 11,643,419 B2Cellix Bio Private Limited
- 2-oxo-thiazole derivatives as A2A inhibitors and compounds for use in the treatment of cancers4 May 2021US 10,995,101 B2Iteos Therapeutics
- Radiation-sensitive composition, method for forming pattern, and onium salt1 Jan 2026US 2026/0003267 A1Jsr Corporation
- Parthenolide derivatives and use thereof19 Jun 2025US 2025/0197416 A1University of Rochester
- Hydrochloride Salt of Inupadenant, Pharmaceutical Compositions and Methods of Use Thereof17 Oct 2024US 2024/0343735 A1iTeos Belgium SA
- Macrocyclic lrrk2 kinase inhibitors25 Jul 2024US 2024/0246992 A1Les Laboratoires Servier
- New 5,6,7,8-Tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4(3H)-one Derivatives as Sigma Ligands6 Jun 2024US 2024/0182489 A1Acondicionamiento Tarrasense
Most cited
By later US patents
- Optical isomers21US 4,981,858 AState of Israel, Represented by Prime Minister's Office Israel Institute for Biological Research · 1991
- Oxathiolanes9US 4,876,260 AState of Israel, Israel Institute of Biological Research · 1989
- Commercially viable synthesis of cantharidin and bioactive cantharidin derivatives7US 10,745,413 B2Verrica Pharmaceuticals Inc. · 2020
- Process for labelling sulfur-containing compounds7US 4,900,830 AIsrael Institute for Biological Research · 1990
- Spiro-azabicyclic muscarinic agonists7US 4,992,436 AMerck Sharp & Dohme Corp. · 1991