C07C 2603/50
Pyrenes
Official title: Pyrenes; Hydrogenated pyrenes
C07C2603/50 (Pyrenes) appears on 340 US grants and 369 published applications in this corpus.
Search patents in C07C- Granted patents
- 340
- Published applications
- 369
- Assignees
- 129
- Inventors
- 801
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 11 |
| 2005 | 4 | 10 |
| 2006 | 4 | 11 |
| 2007 | 3 | 15 |
| 2008 | 6 | 22 |
| 2009 | 7 | 20 |
| 2010 | 12 | 23 |
| 2011 | 17 | 26 |
| 2012 | 21 | 22 |
| 2013 | 13 | 15 |
| 2014 | 16 | 30 |
| 2015 | 23 | 18 |
| 2016 | 13 | 17 |
| 2017 | 16 | 22 |
| 2018 | 23 | 12 |
| 2019 | 17 | 12 |
| 2020 | 8 | 14 |
| 2021 | 12 | 12 |
| 2022 | 12 | 18 |
| 2023 | 7 | 8 |
| 2024 | 12 | 14 |
| 2025 | 4 | 8 |
| 2026 | 10 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Organic electroluminescent element, compound, and electronic equipment28 Jul 2026US 12,692,435 B2Idemitsu Kosan Co., Ltd.
- Compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device21 Apr 2026US 12,606,741 B2Semiconductor Energy Laboratory Co.Ltd.
- Metal-free oxidation of pyrenes31 Mar 2026US 12,590,049 B2Arizona Board of Regents on Behalf of the University of Arizona
- Organic electroluminescent element and electronic device24 Mar 2026US 12,583,864 B2Idemitsu Kosan Co., Ltd.
- Heterocylic compound and light-emitting device and electronic apparatus including the heterocyclic compound10 Mar 2026US 12,570,630 B2Samsung Display Co., Ltd.
- Compound, Light-Emitting Device, Light-Emitting Apparatus, Electronic Device, and Lighting Device27 Aug 2026US 2026/0250571 A1Semiconductor Energy Laboratory Co.Ltd.
- Method for producing homocoupling reaction product9 Jul 2026US 2026/0193241 A1National University Corporation Hokkaido University
- Compounds, compositions, methods of using, and methods for preparing compounds2 Jul 2026US 2026/0183260 A1The Institute for Stem Cell Biology and Regenerative Medicine (Instem)
- Novel compound, organic electroluminescence device using the same, and electronic apparatus12 Mar 2026US 2026/0071120 A1Idemitsu Kosan Co., Ltd.
- Organic electroluminescent materials and devices14 Aug 2025US 2025/0261558 A1Universal Display Corporation
Most cited
By later US patents
- Organic electroluminecence device134US 10,435,350 B2Idemitsu Kosan Co., Ltd. · 2019
- Chemically reactive pyrenyloxy sulfonic acid dyes88US 5,132,432 AMolecular Probes, Inc. · 1992
- Substituted diphenylanthracene compounds for organic electroluminescence devices82US 7,053,255 B2Idemitsu Kosan Co., Ltd. · 2006
- Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted73US 5,759,444 AToyo Ink Manufacturing Co., Ltd. · 1998
- Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted54US 6,251,531 B1Toyo Ink Manufacturing Co., Ltd. · 2001