C11B 9/025
Recovery by solvent extraction
Official title: {Recovery by solvent extraction}
C11B9/025 (Recovery by solvent extraction) appears on 124 US grants and 168 published applications in this corpus.
Search patents in C11B- Granted patents
- 124
- Published applications
- 168
- Assignees
- 102
- Inventors
- 340
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 6 |
| 2004 | 2 | 4 |
| 2005 | 5 | 3 |
| 2006 | 4 | 4 |
| 2007 | 2 | 3 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 7 |
| 2011 | 0 | 3 |
| 2012 | 0 | 3 |
| 2013 | 2 | 5 |
| 2014 | 0 | 5 |
| 2015 | 6 | 8 |
| 2016 | 3 | 3 |
| 2017 | 5 | 18 |
| 2018 | 11 | 12 |
| 2019 | 9 | 12 |
| 2020 | 7 | 18 |
| 2021 | 10 | 9 |
| 2022 | 8 | 15 |
| 2023 | 3 | 7 |
| 2024 | 7 | 4 |
| 2025 | 7 | 9 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for extracting additional beneficial lipid-soluble compounds from plant materials in environmentally sustainable ways24 Feb 2026US 12,559,697 B2Young Living Essential Oils, LC
- Electric jacket system and methods10 Feb 2026US 12,544,689 B2Gene Pool Technologies, Inc.
- Methods and systems for extracting additional beneficial lipid-soluble compounds from plant materials in environmentally sustainable ways3 Feb 2026US 12,540,293 B2Young Living Essential Oils, LC
- System and method for making resin solutions20 Jan 2026US 12,528,028 B2Lowtemp Industries LLC
- Essential oil extractor16 Dec 2025US 12,496,536 B2Essential Extraction Corp.
- System and method for extracting volatile molecules from plant raw materials27 Aug 2026US 2026/0250600 A1Jafer Enterprises R&D, S.L.U
- Systems and techniques for extracting hemp seed oil11 Jun 2026US 2026/0158091 A1
- Method for enriching burnt-sweet aroma note in yunnan flue-cured tobacco and aerosol-forming material26 Feb 2026US 2026/0053181 A1Shenzhen Smoore Technology Limited
- Compositions that contain lipophilic plant material and surfactant, and related methods12 Feb 2026US 2026/0042974 A1
- Perfume concrete and absolute which are obtained by alkane solvent extraction from solid natural substances4 Dec 2025US 2025/0368918 A1L'oreal
Most cited
By later US patents
- Extraction of plant material by using carbon dioxide63US 4,554,170 AHop Developments Limited · 1985
- Microwave-assisted extraction from materials containing organic matter46US 5,458,897 AHer Majesty the Queen in right of Canada, as represented by the Minister of the Environment · 1995
- Process and apparatus for preparing extracts and oils from plants and other matter44US 6,860,998 B1Naturol Limited · 2005
- Microwave-assisted natural products extraction38US 5,002,784 AHer Majesty the Queen in right of Canada, as represented by the Minister of the Environment · 1991
- Fragrance extraction32US 5,512,285 AAdvanced Phytonics Limited · 1996