C07C 13/72
Spiro hydrocarbons
C07C13/72 (Spiro hydrocarbons) appears on 94 US grants and 126 published applications in this corpus.
Search patents in C07C- Granted patents
- 94
- Published applications
- 126
- Assignees
- 54
- Inventors
- 294
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 1 | 4 |
| 2006 | 2 | 6 |
| 2007 | 0 | 9 |
| 2008 | 2 | 8 |
| 2009 | 2 | 9 |
| 2010 | 7 | 7 |
| 2011 | 8 | 2 |
| 2012 | 5 | 4 |
| 2013 | 2 | 6 |
| 2014 | 6 | 3 |
| 2015 | 5 | 7 |
| 2016 | 5 | 3 |
| 2017 | 1 | 8 |
| 2018 | 8 | 17 |
| 2019 | 5 | 5 |
| 2020 | 8 | 4 |
| 2021 | 6 | 4 |
| 2022 | 5 | 6 |
| 2023 | 4 | 4 |
| 2024 | 3 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compound, organic electroluminescence device using the same, and electronic apparatus6 Jan 2026US 12,516,240 B2Idemitsu Kosan Co., Ltd.
- Organic electroluminescent element and electronic appliance7 Oct 2025US 12,435,269 B2Idemitsu Kosan Co., Ltd.
- Compounds that can be used in an organic electronic device as active compounds24 Dec 2024US 12,178,124 B2Merck KGaA
- Multi-component composition10 Dec 2024US 12,167,682 B2Guangzhou Chinaray Optoelectronic Materials Ltd.
- Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compound5 Mar 2024US 11,925,106 B2Samsung Electronics Co., Ltd.
- Novel compound, organic electroluminescence device using the same, and electronic apparatus12 Mar 2026US 2026/0071120 A1Idemitsu Kosan Co., Ltd.
- Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic equipment, lighting apparatus, moving body, and exposure light source15 Jan 2026US 2026/0020431 A1
- Organic light-emitting device31 Jul 2025US 2025/0248300 A1
- Compounds that can be used in an organic electronic device as active compounds10 Apr 2025US 2025/0120315 A1Merck Patent GmbH
- Compound, organic electroluminescent element and electronic device7 Nov 2024US 2024/0373745 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Spiro compounds and their use as electroluminescence materials179US 5,840,217 AHoechst Aktiengesellschaft · 1998
- Materials for organic electroluminescent devices49US 8,852,756 B2Merck Patent GmbH · 2014
- Electroluminescent (EL) devices39US 6,479,172 B2Xerox Corporation · 2002
- Double-spiro organic compounds and organic electroluminescent devices using the same39US 6,998,487 B2LG Chem.Ltd. · 2006
- Chrysene derivative and organic electroluminescent device using the same39US 8,221,907 B2Idemitsu Kosan Co., Ltd. · 2012