B01D 46/0015
Throw-away type filters
Official title: {Throw-away type filters}
B01D46/0015 (Throw-away type filters) appears on 78 US grants and 93 published applications in this corpus.
Search patents in B01D- Granted patents
- 78
- Published applications
- 93
- Assignees
- 46
- Inventors
- 169
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 5 |
| 2015 | 0 | 1 |
| 2016 | 1 | 6 |
| 2017 | 0 | 2 |
| 2018 | 4 | 5 |
| 2019 | 5 | 6 |
| 2020 | 3 | 6 |
| 2021 | 6 | 4 |
| 2022 | 9 | 14 |
| 2023 | 5 | 12 |
| 2024 | 5 | 9 |
| 2025 | 10 | 3 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Embedding variable slit width embossed filter media packs15 Sep 2026US 12,734,471 B2Baldwin Filters, Inc.
- Filter system for spray booth14 Jul 2026US 12,678,816 B2Giffin, Inc.
- Compact room air purifier with integrated gaskets26 May 2026US 12,636,601 B23M Innovative Properties Company
- Room air purifier with integrated gaskets26 May 2026US 12,636,602 B23M Innovative Properties Company
- Frame for collapsible and foldable pleated disposable air filter with differential pressure sensor and communication capability7 Apr 2026US 12,594,516 B2Woosh Air Inc.
- Filter system for spray booth30 Apr 2026US 2026/0115639 A1Giffin, Inc.
- Refrigerating appliance9 Apr 2026US 2026/0098676 A1BSH Hausgeräte GmbH
- Filter, use of filter element in filter, filter element, and motor vehicle19 Mar 2026US 2026/0077286 A1Mann+Hummel GmbH
- Dust Filter Attachment Device15 Jan 2026US 2026/0016188 A1
- Filter system for spray booth12 Jun 2025US 2025/0186923 A1Giffin, Inc.
Most cited
By later US patents
- Air filter cartridge305US 6,966,940 B2Donaldson Company, Inc. · 2005
- Air cleaner and method of filtering154US 7,008,467 B2Donaldson Company, Inc. · 2006
- Disposable air cleaner99US 4,350,509 ADonaldson Company, Inc. · 1982
- Filter elements; air cleaner; assembly; and, methods97US 7,491,254 B2Donaldson Company, Inc. · 2009
- Filter elements; air cleaner; assembly; and, methods82US 7,993,422 B2Donaldson Company, Inc. · 2011