C07C 23/44
Halogenated completely or partially hydrogenated phenanthrenes
C07C23/44 (Halogenated completely or partially hydrogenated phenanthrenes) appears on 3 US grants and 1 published applications in this corpus.
Search patents in C07C- Granted patents
- 3
- Published applications
- 1
- Assignees
- 3
- Inventors
- 11
- Latest grant
- 4 Jun 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid phase selective oxidation to epoxides with molecular oxygen4 Jun 2019US 10,308,622 B2Lyondell Chemical Technology, L,P.
- Emulsions of perfluorocarbons in aqueous media22 Aug 1989US 4,859,363 AI.S. C. Chemicals Limited
- Perhydrophenanthrene derivatives, their preparation, and their use in liquid-crystalline dielectrics and electro-optical display elements28 Feb 1984US 4,434,073 AMerck Patent GmbH
Most cited
By later US patents