C02F 2101/345
Phenols
Official title: {Phenols}
C02F2101/345 (Phenols) appears on 187 US grants and 293 published applications in this corpus.
Search patents in C02F- Granted patents
- 187
- Published applications
- 293
- Assignees
- 213
- Inventors
- 836
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 4 |
| 2009 | 2 | 6 |
| 2010 | 0 | 9 |
| 2011 | 1 | 11 |
| 2012 | 4 | 15 |
| 2013 | 6 | 3 |
| 2014 | 6 | 14 |
| 2015 | 8 | 24 |
| 2016 | 6 | 14 |
| 2017 | 10 | 21 |
| 2018 | 6 | 11 |
| 2019 | 11 | 19 |
| 2020 | 14 | 17 |
| 2021 | 15 | 32 |
| 2022 | 22 | 21 |
| 2023 | 17 | 26 |
| 2024 | 16 | 16 |
| 2025 | 11 | 12 |
| 2026 | 15 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water treatment and purification method25 Aug 2026US 12,715,781 B2Imam Abdulrahman Bin Faisal University
- Precious metal loaded covalent organic framework composite material and preparation method therefor23 Jun 2026US 12,661,641 B2Guangdong Institute of Eco-Environment and Soil Sciences
- Molybdenum ceramic-based nanocomposite sorbent for removal of organic pollutants from water9 Jun 2026US 12,649,142 B2Imam Abdulrahman Bin Faisal University
- High flux nanofiltration membrane2 Jun 2026US 12,643,075 B1King Fahd University of Petroleum and Minerals
- Porphyrin-based metal coordination conjugated polymer, preparation method therefor, and application thereof in photocatalytic degradation of organic pollutants26 May 2026US 12,636,642 B2Soochow University
- Composite material for remedying soils with contamination of heavy metals and method therefor20 Aug 2026US 2026/0241363 A1Beijing University of Chemical Technology
- Carbon nanomaterial-based water purification system13 Aug 2026US 2026/0234031 A1King Fahd University of Petroleum and Minerals
- Selecting and modification method of coal-based activated carbon suitable for use in high-gravity device30 Jul 2026US 2026/0216706 A1
- Nanocomposite material for adsorptive removal of organic pollutants16 Jul 2026US 2026/0199870 A1King Fahd University of Petroleum and Minerals
- Advanced Hybrid Eutecto Gels for Water Purification16 Jul 2026US 2026/0200760 A1
Most cited
By later US patents
- Wastewater purification process18US 4,710,301 AS.A. Innovi N.V. · 1987
- Precipitative removal of nitrocresols from dinitrotoluene waste streams17US 4,597,875 AAir Products and Chemicals, Inc. · 1986
- Recovery of BPA and phenol from aqueous effluent streams16US 4,400,553 AGeneral Electric Company · 1983
- Suspended media membrane biological reactor system including suspension system and multiple biological reactor zones16US 8,551,341 B2Saudi Arabian Oil Company · 2013
- Denitrifying bacterial preparation and method15US 6,025,152 A2000