C07C 257/02
Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group
Official title: with replacement of the other oxygen atom of the carboxyl group by halogen atoms, e.g. imino-halides
C07C257/02 (Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group) appears on 19 US grants and 10 published applications in this corpus.
Search patents in C07C- Granted patents
- 19
- Published applications
- 10
- Assignees
- 11
- Inventors
- 39
- Latest grant
- 16 Oct 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for production of 1-aryl-5-(trifluoromethyl)-1H-tetrazoles16 Oct 2007US 7,282,609 B2Toyo Kasei Kogyo Company Limited
- Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors20 Sep 2005US 6,946,532 B2Eastman Chemical Company
- Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors18 Jan 2005US 6,844,446 B2Eastman Chemical Company
- Olefin polymerization processes using supported catalysts12 Aug 2003US 6,605,677 B2Eastman Chemical Company
- Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors17 Jun 2003US 6,579,823 B2Eastman Chemical Company
- Process for Preparing Amidrazones14 Jan 2010US 2010/0010220 A1BASF SE
- Process for production of 1-aryl-5-(trifluoromethyl)-1h-tetrazoles10 May 2007US 2007/0106080 A1Toyo Kasei Kogyo Company Limited
- Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors28 Apr 2005US 2005/0090381 A1Eastman Chemical Company
- Productivity catalysts and microstructure control1 Jul 2004US 2004/0127658 A1Eastman Chemical Company
- Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors11 Dec 2003US 2003/0228978 A1Eastman Chemical Company
Most cited
By later US patents
- Catalysts containing N-pyrrolyl substituted nitrogen donors51US 6,545,108 B1Eastman Chemical Company · 2003
- 1,4-diamino-2,3-dihydroxybutanes29US 5,294,720 AThe DuPont Merck Pharmaceutical Company · 1994
- Synthesis of dl-2-amino-1-butanol8US 3,944,617 AAmerican Cyanamid Company · 1976
- Synthesis of d-2-amino-1-butanol8US 3,944,619 AAmerican Cyanamid Company · 1976
- Synthesis of N-[1-(chloromethyl)propyl]acetamide7US 3,944,608 AAmerican Cyanamid Company · 1976