C09F 5/08
Obtaining drying-oils: by esterification of fatty acids
Official title: by esterification of fatty acids
C09F5/08 (Obtaining drying-oils: by esterification of fatty acids) appears on 5 US grants and 2 published applications in this corpus.
Search patents in C09F- Granted patents
- 5
- Published applications
- 2
- Assignees
- 7
- Inventors
- 12
- Latest grant
- 31 May 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for preparing fatty acid esters of natural origin functionalized by oxidation for use as fluxing oils for bitumen31 May 2011US 7,951,238 B2Colas
- Manufacture of phenyl esters7 Apr 1987US 4,655,974 A
- Esterification of neo acids by the use of cation exchange resins1 Jun 1982US 4,332,738 AExxon Research & Engineering Co.
- Esterification rate in production of acyl lactylate salts27 Mar 1979US 4,146,548 ATop-Scor Products, Inc.
- Cyclopropyl methyl esters15 Feb 1977US 4,008,258 AZoecon Corporation
Most cited
By later US patents
- Esterification rate in production of acyl lactylate salts12US 4,146,548 ATop-Scor Products, Inc. · 1979
- Esterification of neo acids by the use of cation exchange resins12US 4,332,738 AExxon Research & Engineering Co. · 1982
- Method for preparing fatty acid esters of natural origin functionalized by oxidation for use as fluxing oils for bitumen7US 7,951,238 B2Colas · 2011
- Cyclopropyl methyl esters1US 4,008,258 AZoecon Corporation · 1977