C02F 2301/06
Pressure conditions
C02F2301/06 (Pressure conditions) appears on 500 US grants and 728 published applications in this corpus.
Search patents in C02F- Granted patents
- 500
- Published applications
- 728
- Assignees
- 491
- Inventors
- 1,562
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 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 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 2 |
| 2002 | 7 | 10 |
| 2003 | 12 | 10 |
| 2004 | 8 | 21 |
| 2005 | 12 | 22 |
| 2006 | 8 | 21 |
| 2007 | 14 | 20 |
| 2008 | 14 | 25 |
| 2009 | 13 | 22 |
| 2010 | 15 | 35 |
| 2011 | 15 | 23 |
| 2012 | 17 | 26 |
| 2013 | 20 | 39 |
| 2014 | 20 | 23 |
| 2015 | 20 | 27 |
| 2016 | 20 | 34 |
| 2017 | 20 | 23 |
| 2018 | 16 | 20 |
| 2019 | 23 | 31 |
| 2020 | 25 | 26 |
| 2021 | 21 | 45 |
| 2022 | 29 | 50 |
| 2023 | 31 | 44 |
| 2024 | 37 | 50 |
| 2025 | 29 | 46 |
| 2026 | 23 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalytic oxidation reactor and complete set of equipment22 Sep 2026US 12,741,893 B2Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
- Osmotic methods and systems involving energy recovery1 Sep 2026US 12,722,989 B2Gradiant Corporation
- Fluid treatment facility which operates under pressure and implements a fluidised bed of adsorbent media particles18 Aug 2026US 12,709,554 B2Veolia Water Solutions & Technologies Support
- Dewatering method and system18 Aug 2026US 12,709,562 B2Weir Minerals Australia Ltd.
- Vacuum air lift systems including a fluidic oscillator28 Jul 2026US 12,692,177 B2Searen, LLC
- High-pressure reverse osmosis membrane based on pectin-assisted interfacial polymerization and preparation method therefor17 Sep 2026US 2026/0273475 A1Shandong Industrial Institute of Seawater Desalination and Multipurpose Utilization
- Ultrapure water processing system with water hammer shock mitigation function17 Sep 2026US 2026/0274710 A1Flowtech Co., Ltd.
- Advanced oxidation system in treatment of contaminants in water and method for treatment of contaminants in water27 Aug 2026US 2026/0250167 A1Beijing Normal University At Zhuhai
- Filter drainage27 Aug 2026US 2026/0250896 A1Inheriting Earth Limited
- Removal and destruction of perfluoroalkyl and polyfluoroalkyl substances from contaminated water20 Aug 2026US 2026/0242247 A1Evoqua Water Technologies LLC
Most cited
By later US patents
- Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systems152US 7,169,303 B2HemoCleanse Technologies LLC · 2007
- Methods to de-sulfate saline streams107US 7,789,159 B12010
- Medical devices incorporating at least one element made from a plurality of twisted and drawn wires88US 6,191,365 B1General Science and Technology Corp. · 2001
- Gas dissolving and releasing liquid treatment system68US 5,167,806 AInternational Environmental Systems, Inc. · 1992
- Integrated anaerobic digester system68US 6,569,332 B22003