C07F 9/3294
Compounds containing the structure r2p-x-acyl, r2p-x-heteroatom, r2p-x-cn
Official title: {Compounds containing the structure R2P(=X)-X-acyl, R2P(=X)-X-heteroatom, R2P(=X)-X-CN (X = O, S, Se)}
C07F9/3294 (Compounds containing the structure r2p-x-acyl, r2p-x-heteroatom, r2p-x-cn) appears on 13 US grants and 7 published applications in this corpus.
Search patents in C07F- Granted patents
- 13
- Published applications
- 7
- Assignees
- 12
- Inventors
- 22
- Latest grant
- 20 Oct 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for the preparation of bis(perfluoroalkyl)phosphinic acid anhydrides20 Oct 2015US 9,163,039 B2Merck Patent GmbH
- Acyl- and bisacylphosphine derivatives31 Mar 2009US 7,511,084 B2BASF SE
- Organophosphorus compounds having polysulfide bridge13 Jan 2009US 7,476,700 B2Centre National De La Recherche Scientifique
- Materials comprising organic groups containing sulphur and phosphorous bonded to a mineral oxide via oxygen atoms9 Jan 2007US 7,160,836 B2Institut Francois du Petrole
- Production of mixed acid anhydride and amide compound9 Aug 2005US 6,927,290 B2Sumitomo Chemical Company, Limited
- Process for the preparation of bis(perfluoroalkyl)phosphinic acid anhydrides5 Jun 2014US 2014/0155649 A1Merck Patent GmbH
- Materials comprising organic groups containing sulphur and phosphorous bonded to a mineral oxide via oxygen atoms19 Jan 2006US 2006/0014635 A1Institut Francois du Petrole
- Organophosphorous compounds having polysulfide bridge1 Dec 2005US 2005/0267238 A1Centre National De La Recherche Scientifique
- Acyl- and bisacylphosphine derivatives6 Oct 2005US 2005/0222294 A1BASF SE
- Production of mixed acid anhydride and amide compound21 Oct 2004US 2004/0210059 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Production of mixed acid anhydride and amide compound7US 6,927,290 B2Sumitomo Chemical Company, Limited · 2005
- Phosphinic acid flame retardants5US 5,115,005 ACiba-Geigy Corporation · 1992
- Preparation of S-brom-dithiophosphoric, dithiophosphonic and dithiophosphinic acid derivatives4US 4,470,933 ABayer Aktiengesellschaft · 1984
- Silylated acylphosphine oxides4US 5,210,110 ACiba-Geigy Corporation · 1993
- Preparation of novel S-brom-dithiophosphoric, dithiophosphonic and dithiophosphinic acid derivatives3US 4,369,147 ABayer Aktiengesellschaft · 1983