C07C 13/28
Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
C07C13/28 (Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof) appears on 956 US grants and 826 published applications in this corpus.
Search patents in C07C- Granted patents
- 956
- Published applications
- 826
- Assignees
- 378
- Inventors
- 2,075
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 7 | 0 |
| 1978 | 12 | 0 |
| 1979 | 11 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 11 | 0 |
| 1984 | 11 | 0 |
| 1985 | 8 | 0 |
| 1986 | 13 | 0 |
| 1987 | 16 | 0 |
| 1988 | 13 | 0 |
| 1989 | 15 | 0 |
| 1990 | 8 | 0 |
| 1991 | 19 | 0 |
| 1992 | 12 | 0 |
| 1993 | 12 | 0 |
| 1994 | 23 | 0 |
| 1995 | 24 | 0 |
| 1996 | 11 | 0 |
| 1997 | 11 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 17 | 0 |
| 2001 | 17 | 6 |
| 2002 | 23 | 26 |
| 2003 | 9 | 19 |
| 2004 | 20 | 27 |
| 2005 | 21 | 30 |
| 2006 | 12 | 28 |
| 2007 | 11 | 31 |
| 2008 | 12 | 37 |
| 2009 | 15 | 46 |
| 2010 | 21 | 34 |
| 2011 | 41 | 48 |
| 2012 | 35 | 38 |
| 2013 | 31 | 46 |
| 2014 | 32 | 49 |
| 2015 | 50 | 29 |
| 2016 | 32 | 33 |
| 2017 | 28 | 45 |
| 2018 | 32 | 47 |
| 2019 | 45 | 44 |
| 2020 | 40 | 31 |
| 2021 | 33 | 27 |
| 2022 | 28 | 23 |
| 2023 | 16 | 20 |
| 2024 | 15 | 22 |
| 2025 | 13 | 21 |
| 2026 | 12 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processes for preparing conjugates of the IL-2 protein1 Sep 2026US 12,723,058 B2Merck Sharp & Dohme Corp.
- Compound, organic electroluminescent element and electronic device28 Jul 2026US 12,692,212 B2Idemitsu Kosan Co., Ltd.
- Organic electroluminescent element and electronic device using same30 Jun 2026US 12,668,739 B2Idemitsu Kosan Co., Ltd.
- Organometallic compound and light-emitting device including the same9 Jun 2026US 12,649,756 B2Samsung Display Co., Ltd.
- Liquid-crystal medium7 Apr 2026US 12,595,417 B2Merck Patent GmbH
- Organic electroluminescent element and electronic device1 Oct 2026US 2026/0297107 A1Idemitsu Kosan Co., Ltd.
- Compound, compound production method, curable resin composition, and cured product of same17 Sep 2026US 2026/0274773 A1Nippon Kayaku Kabushiki Kaisha
- Asymmetric bis(vinylbenzyl) fluorene, thermosetting hydrocarbon resin, thermosetting cross-linked resin, and preparation methods and use thereof3 Sep 2026US 2026/0258184 A1Shandong Xingshun New Material Co Ltd.
- Polycyclic compound, light-emitting device and electronic device30 Jul 2026US 2026/0223524 A1Samsung Display Co., Ltd.
- Organic compound and organic light emitting device comprising same2 Jul 2026US 2026/0190854 A1LG Chem.Ltd.
Most cited
By later US patents
- Process for the preparation of an olefin polymer239US 5,278,264 AHoechst Aktiengesellschaft · 1994
- Stilbene derivatives222US 4,326,055 AHoffmann-La Roche Inc. · 1982
- Aggregate organic light emitting diode devices with improved operational stability206US 7,175,922 B2Eastman Kodak Company · 2007
- Spiro compounds and their use as electroluminescence materials179US 5,840,217 AHoechst Aktiengesellschaft · 1998
- Metallocenes and processes therefor and therewith148US 5,399,636 APhillips Petroleum Company · 1995