B01D 53/266
By filtration
Official title: {by filtration}
B01D53/266 (By filtration) appears on 96 US grants and 98 published applications in this corpus.
Search patents in B01D- Granted patents
- 96
- Published applications
- 98
- Assignees
- 86
- Inventors
- 241
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 4 |
| 2004 | 5 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 0 |
| 2011 | 2 | 4 |
| 2012 | 0 | 4 |
| 2013 | 3 | 3 |
| 2014 | 5 | 4 |
| 2015 | 2 | 4 |
| 2016 | 5 | 2 |
| 2017 | 3 | 8 |
| 2018 | 5 | 8 |
| 2019 | 4 | 7 |
| 2020 | 4 | 6 |
| 2021 | 6 | 4 |
| 2022 | 3 | 7 |
| 2023 | 2 | 5 |
| 2024 | 4 | 6 |
| 2025 | 5 | 4 |
| 2026 | 8 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compressed air drying unit14 Jul 2026US 12,678,731 B2Ingersoll-Rand Industrial U.S., Inc.
- Transepidermal water loss measurement device30 Jun 2026US 12,667,301 B2The Regents of the University of Michigan
- System for dehumidifying air2 Jun 2026US 12,643,069 B2Wilson Innovations & Consulting, LLC
- Direct air carbon capture catalyst system2 Jun 2026US 12,643,070 B2
- Automated gas scrubber17 Mar 2026US 12,576,359 B2
- Apparatus, systems, and methods for enhanced capture of carbon dioxide from ambient air using liquid solvent3 Sep 2026US 2026/0257171 A1Capture6 Corp
- Fog collector that can reduce the gravitational loss of captured water, with facilitated transport in a folded or rolled state13 Aug 2026US 2026/0234913 A1Desmontables S.A.
- Detachable purifier and supply system comprising the same7 May 2026US 2026/0130154 A1Samsung Electronics Co., Ltd.
- Modular gas processing system23 Apr 2026US 2026/0108839 A1Voltagrid LLC
- Polymeric vascular grafts which induce neovascularization with mild to minimal inflammation and promotion of fibrovascular tissue9 Apr 2026US 2026/0098490 A1Venostent, Inc.
Most cited
By later US patents
- Air purification system and process135US 4,231,768 APall Corporation · 1980
- Two-stage precoalescer unit61US 4,692,175 ARoanoke College · 1987
- Filter unit construction for a filtration assembly44US 4,336,043 AOrion Machinery Co., Ltd. · 1982
- Purification apparatus for pneumatic systems33US 5,190,569 A1993
- Method and apparatus for separating liquid and solid contaminants from a flowing gas30US 4,409,005 A1983