C07F 9/5059
By addition of phosphorus compounds to alkenes or alkynes
Official title: {by addition of phosphorus compounds to alkenes or alkynes}
C07F9/5059 (By addition of phosphorus compounds to alkenes or alkynes) appears on 22 US grants and 11 published applications in this corpus.
Search patents in C07F- Granted patents
- 22
- Published applications
- 11
- Assignees
- 17
- Inventors
- 53
- Latest grant
- 23 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 3 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Stabilization of active metal catalysts at metal-organic framework nodes for highly efficient organic transformations23 Mar 2021US 10,953,393 B2The University of Chicago
- Compound and asymmetric synthesis reaction17 Nov 2015US 9,187,498 B2Microbial Chemistry Research Foundation
- Phosphinic acids and their sulfur derivatives and methods for their preparation11 Aug 2015US 9,102,695 B2Cytec Technology Corp.
- Compound and asymmetric synthesis reaction17 Mar 2015US 8,981,123 B2Microbial Chemistry Research Foundation
- Phosphinic acids and their sulfur derivatives and methods for their preparation1 Jul 2014US 8,764,880 B2Cytec Canada Inc.
- Stabilization of active metal catalysts at metal-organic framework nodes for highly efficient organic transformations20 Dec 2018US 2018/0361370 A1The University of Chicago
- Synthesis of ent-progesterone and intermediates thereof16 Jun 2016US 2016/0168188 A1Prevacus, Inc.
- Synthesis of ent-progesterone and intermediates thereof21 Jan 2016US 2016/0016988 A1
- Compound and Asymmetric Synthesis Reaction2 Jul 2015US 2015/0183807 A1Microbial Chemistry Research Foundation
- Compound and Asymmetric Synthesis Reaction2 Oct 2014US 2014/0296539 A1Microbial Chemistry Research Foundation
Most cited
By later US patents
- Continuous production of organic phosphines15US 4,163,760 AHoechst Aktiengesellschaft · 1979
- Process of making alkyl phosphine compounds by reacting an olefin and a phosphine in the vapor phase over a mineral acid catalyst6US 5,260,485 AAmerican Cyanamid Company · 1993
- Highly pure monoalkylphosphine6US 5,354,918 ANippon Chemical Industrial Co., Ltd. · 1994
- Method of preparing a phosphine compound4US 5,250,736 ACyanamid Canada Inc. · 1993
- Stabilization of active metal catalysts at metal-organic framework nodes for highly efficient organic transformations3US 10,953,393 B2The University of Chicago · 2021