C07C 23/18
Polycyclic halogenated hydrocarbons
C07C23/18 (Polycyclic halogenated hydrocarbons) appears on 119 US grants and 76 published applications in this corpus.
Search patents in C07C- Granted patents
- 119
- Published applications
- 76
- Assignees
- 74
- Inventors
- 251
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 8 |
| 2003 | 0 | 2 |
| 2004 | 4 | 11 |
| 2005 | 6 | 4 |
| 2006 | 6 | 4 |
| 2007 | 5 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 3 |
| 2011 | 6 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 3 | 5 |
| 2015 | 4 | 4 |
| 2016 | 1 | 7 |
| 2017 | 1 | 3 |
| 2018 | 4 | 3 |
| 2019 | 7 | 4 |
| 2020 | 2 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 4 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fullerene derivative and production method therefor28 Jul 2026US 12,696,679 B2Mitsubishi Corporation
- Compound of 3,3,3′,3′-tetramethyl-1,1′-spirobiindane-based phosphine ligand, and preparation method thereof20 Dec 2022US 11,530,230 B2Zhejiang University
- Method for preparation of alkylated or fluoro, chloro and fluorochloro alkylated compounds by heterogeneous cobalt catalysis6 Apr 2021US 10,968,187 B2Lonza Solutions AG
- Synthesis of haloindenes23 Mar 2021US 10,954,178 B1The Florida International University Board of Trustees
- Initiators for living carbocationic polymerization29 Dec 2020US 10,875,955 B2The University of Akron , Ohio
- Difluorocarbene radiosynthesis21 Nov 2024US 2024/0383827 A1Oxford University Innovation Limited
- Organic compound and electroluminescent device12 Sep 2024US 2024/0301284 A1Sichuan AG-Ray New Materials Co., Ltd
- Fullerene derivative and production method therefor12 Sep 2024US 2024/0306486 A1Resonac Corporation
- Method for producing halogenobicyclo[1.1.1]pentane22 Aug 2024US 2024/0279143 A1FUJIFILM Corporation
- Plasma etching method and plasma etching apparatus17 Mar 2022US 2022/0084835 A1Kioxia Corporation
Most cited
By later US patents
- Emulsions of perfluorocarbons in aqueous media99US 4,859,363 AI.S. C. Chemicals Limited · 1989
- Cyclohexane derivatives76US 4,510,069 AMerck Patent GmbH · 1985
- Perfluoro polycyclic compounds for use as synthetic blood and perfusion media58US 4,105,798 AChildren's Hospital Medical Center · 1978
- Cyclopropyl analogs as estrogenic and anti-fertility agents37US 4,442,119 AThe Board of Regents for the University of Oklahoma · 1984
- Diamondoid-containing materials in microelectronics35US 6,783,589 B2Chevron U.S.A.Inc. · 2004