C02F 3/343
For digestion of grease, fat, oil
Official title: {for digestion of grease, fat, oil}
C02F3/343 (For digestion of grease, fat, oil) appears on 97 US grants and 103 published applications in this corpus.
Search patents in C02F- Granted patents
- 97
- Published applications
- 103
- Assignees
- 83
- Inventors
- 215
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 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 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 6 |
| 2003 | 3 | 5 |
| 2004 | 3 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 4 |
| 2010 | 2 | 5 |
| 2011 | 2 | 2 |
| 2012 | 2 | 6 |
| 2013 | 3 | 6 |
| 2014 | 5 | 6 |
| 2015 | 4 | 5 |
| 2016 | 4 | 3 |
| 2017 | 3 | 3 |
| 2018 | 4 | 4 |
| 2019 | 2 | 2 |
| 2020 | 1 | 2 |
| 2021 | 4 | 6 |
| 2022 | 2 | 6 |
| 2023 | 3 | 8 |
| 2024 | 4 | 10 |
| 2025 | 0 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Microorganism having high ability to degrade oil at low temperature6 Jan 2026US 12,515,972 B2National University Corporation Tokai National Higher Education and Research System
- Compositions and methods for cleaning contaminated solids and liquids10 Dec 2024US 12,162,054 B2
- Methods, systems and device for controlling biological treatment processes and systems13 Aug 2024US 12,060,289 B2Bioteria Technologies AB
- Methods and ventilation system for controlling a biological treatment process23 Apr 2024US 11,964,890 B2Bioteria Technologies AB
- Microorganism for degrading oils and fats13 Feb 2024US 11,897,799 B2Cci Holdings Inc.
- Waste treatment system and method of converting waste into energy3 Jul 2025US 2025/0214879 A1Industrial Technology Research Institute
- Method for biologically treating persistent organic waste water containing oil component including higher fatty acid and thickening polysaccharide1 May 2025US 2025/0136489 A1Suiwa Co.,Ltd.
- Compositions and Methods for Cleaning Contaminated Solids and Liquids20 Mar 2025US 2025/0091107 A1
- Bioremediation System and Components21 Nov 2024US 2024/0382936 A1Aries Science and Technology, LLC
- Bioreactor for Home Septic Unit7 Nov 2024US 2024/0368013 A1
Most cited
By later US patents
- Grease trap construction58US 4,940,539 ASemco Laboratories, Inc. · 1990
- Waste treatment and minimization system53US 5,958,241 AThe Louisiana Land & Exploration Co. · 1999
- Apparatus for reducing and separating emulsions and homgeneous components from contaminated water50US 5,496,469 A1996
- Apparatus for biologically treating lipid-containing waste water33US 5,567,314 ANishihara Environmental Sanatation Res. Corp. · 1996
- Methods for reducing and separating emulsions and homogeneous components from contaminated water31US 5,411,665 A1995