C11B 11/005
Lanolin
Official title: {Lanolin; Woolfat}
C11B11/005 (Lanolin) appears on 22 US grants and 5 published applications in this corpus.
Search patents in C11B- Granted patents
- 22
- Published applications
- 5
- Assignees
- 23
- Inventors
- 77
- Latest grant
- 27 Jun 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Woolscouring method and composition27 Jun 2017US 9,689,088 B2Croda International PLC
- Method for extracting internal lipids from wool using supercritical fluids20 Mar 2012US 8,138,362 B2Centro Technologico Gaiker
- Woolgrease16 Jul 2002US 6,420,578 B1Croda International PLC
- Process for the fractionation of wool wax acid mixtures22 Sep 1998US 5,811,563 ASKW Trotestberg AK
- Lanolin fatty acids, a method for their fractionation, cosmetics and drugs for external use17 Sep 1996US 5,556,970 AYoshikawa Oil & Fat Co., Ltd.
- Styrene butadiene rubber composition with lanolin fatty acids and metals salts8 May 2025US 2025/0145807 A1Fermenta Biotech Limited
- Woolscouring method and composition19 Nov 2015US 2015/0329990 A1Croda International PLC
- Method to Wash Greasy Wool, A Method to Separate Lanolin from the Said Greasy Wool, Wool and Lanolin Obtainable by These Methods21 Aug 2014US 2014/0235824 A1Erutan BV
- Hair Energy20 Sep 2012US 2012/0233909 A1
- Method for extracting internal lipids from wool using supercritical fluids22 Apr 2010US 2010/0099899 A1Centro Technologico Gaiker
Most cited
By later US patents
- Separation of wool fatty acid13US 3,983,147 ADai-Ichi Kogyo Seiyaku Co., Ltd. · 1976
- Non-allergenic lanolin and production of same12US 4,138,416 ADai-Ichi Croda Chemicals Kabushiki Kaisha · 1979
- Method of treatment for separation of oil from oil-containing slurry waste11US 4,555,345 AArai Shoji Kabushiki Kaisha · 1985
- Oil emulsion processing9US 4,002,562 AResources Conservation, Inc. · 1977
- Process for the purification of greasy and soiled water using a heavy solvent, and apparatus for its implementation7US 4,124,502 APeignage Amedee · 1978