B01D 46/4245
Means for power supply or devices using electrical power in filters or
Official title: {Means for power supply or devices using electrical power in filters or filter elements}
B01D46/4245 (Means for power supply or devices using electrical power in filters or) appears on 98 US grants and 153 published applications in this corpus.
Search patents in B01D- Granted patents
- 98
- Published applications
- 153
- Assignees
- 88
- Inventors
- 320
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 6 |
| 2018 | 1 | 5 |
| 2019 | 2 | 6 |
| 2020 | 7 | 12 |
| 2021 | 5 | 29 |
| 2022 | 16 | 36 |
| 2023 | 13 | 12 |
| 2024 | 21 | 14 |
| 2025 | 13 | 14 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Z-shield™ filtered air protective system4 Aug 2026US 12,697,512 B2
- Systems, methods, and devices for industrial tower waste extraction4 Aug 2026US 12,698,199 B2Industrial Vacuum Transfer Services USA, LLC
- Sideload disinfecting modular filtration system28 Jul 2026US 12,691,399 B2Healthway Home Products Company Inc.
- Stackable air treatment device14 Jul 2026US 12,678,725 B2Carrier Corporation
- Air purifier7 Jul 2026US 12,673,285 B2BISSELL Inc.
- Stackable air treatment device8 Oct 2026US 2026/0306982 A1Carrier Corporation
- Systems, methods, and devices for industrial tower waste extraction17 Sep 2026US 2026/0274643 A1Industrial Vacuum Transfer Services USA, LLC
- Communicating filter plants27 Aug 2026US 2026/0249226 A1Kappa Filter Systems GmbH
- Systems and methods for cleaning elevated open storage tanks9 Jul 2026US 2026/0193077 A1Industrial Vacuum Transfer Services USA, LLC
- Air scrubber28 May 2026US 2026/0145111 A1Global Industrial Distribution Inc.
Most cited
By later US patents
- Smoke evacuator system for use in laser surgery336US 4,701,193 AXanar, Inc. · 1987
- Portable modular air cleaning system49US 5,417,729 ANFS Radiation Protection Systems · 1995
- Air purifying side table35US 5,230,720 A1993
- Air filtration system, air filtration device, and air filtration module for use therewith17US 10,870,076 B1Celios Corporation · 2020
- Air filtration system, air filtration device, and air filtration module for use therewith17US 10,926,209 B1Celios Corporation · 2021