B01D 2257/2027
Fluorine
B01D2257/2027 (Fluorine) appears on 61 US grants and 94 published applications in this corpus.
Search patents in B01D- Granted patents
- 61
- Published applications
- 94
- Assignees
- 59
- Inventors
- 198
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 4 |
| 2004 | 2 | 4 |
| 2005 | 1 | 3 |
| 2006 | 3 | 4 |
| 2007 | 0 | 2 |
| 2008 | 4 | 2 |
| 2009 | 2 | 8 |
| 2010 | 1 | 4 |
| 2011 | 1 | 3 |
| 2012 | 3 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 1 | 4 |
| 2016 | 4 | 9 |
| 2017 | 5 | 2 |
| 2018 | 3 | 8 |
| 2019 | 5 | 7 |
| 2020 | 5 | 3 |
| 2021 | 3 | 3 |
| 2022 | 1 | 5 |
| 2023 | 2 | 3 |
| 2024 | 4 | 2 |
| 2025 | 3 | 3 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter, composition and process for cleaning feed and exhaust fluids and method for eliminating PFAS and other noxious impurities in fluids30 Sep 2025US 12,427,469 B2Standard H2, Inc.
- Gas treatment system and gas treatment method using the same26 Aug 2025US 12,400,879 B2Samsung Electronics Co., Ltd.
- Systems and methods for recovery of substances from molten salt electrolysis15 Jul 2025US 12,357,945 B2Phoenix Tailings, Inc.
- System and method for treating exhaust fluid from semiconductor manufacturing equipment31 Dec 2024US 12,179,147 B2Plan Co., Ltd
- Flexible fuel system for combustion abatement3 Sep 2024US 12,076,692 B1GLOBALFOUNDRIES U. S. Inc.
- Method for recycling anode material for lithium-ion secondary battery, recycled anode material obtained therefrom, and lithium-ion secondary battery using the same28 May 2026US 2026/0149075 A1Ak Tree Co., Ltd.
- Minimizing corrosion in pre-plasma abatement systems26 Mar 2026US 2026/0084103 A1APPLIED Materials.Inc.
- Systems and methods for recovery of substances from molten salt electrolysis5 Feb 2026US 2026/0034510 A1Phoenix Tailings, Inc.
- System and method for process chemistry abatement and recycling22 Jan 2026US 2026/0021440 A1Tokyo Electron Limited
- Fluorinated gas abatement and fluoride sequestration using silicon13 Nov 2025US 2025/0345747 A1International Business Machines Corporation
Most cited
By later US patents
- Multifunctional air filter and air-circulating clean unit with the same incorporated therein69US 5,772,738 AKabushiki Kaisha Toshiba · 1998
- Process and apparatus for removing undesirable gases from flue gases28US 4,083,701 ADeutsche Babcock Aktiengesellschaft · 1978
- Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream20US 6,805,728 B2Advanced Technology Materials, Inc. · 2004
- Process for recovering sulfur hexafluoride11US 5,720,797 AAlliedSignal Inc. · 1998
- Apparatus for abatement of by-products generated from deposition processes and cleaning of deposition chambers8US 7,494,628 B2APPLIED Materials.Inc. · 2009