B01D 2275/202
Disc-shaped filter elements
B01D2275/202 (Disc-shaped filter elements) appears on 34 US grants and 43 published applications in this corpus.
Search patents in B01D- Granted patents
- 34
- Published applications
- 43
- Assignees
- 35
- Inventors
- 103
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 2 | 4 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 2 | 4 |
| 2018 | 0 | 6 |
| 2019 | 1 | 3 |
| 2020 | 7 | 6 |
| 2021 | 5 | 2 |
| 2022 | 1 | 7 |
| 2023 | 2 | 1 |
| 2024 | 4 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing a metallic functional part delimiting a porous filtering medium, using an additive manufacturing method, and obtained functional part25 Aug 2026US 12,714,960 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Filtration filter and filtration device14 Oct 2025US 12,440,785 B2Murata Manufacturing Co., Ltd.
- Flame trap filter5 Nov 2024US 12,134,057 B2R. Stahl Schaltgeräte GmbH
- Panel filter element6 Aug 2024US 12,053,731 B2Cummins Filtration IP, Inc.
- Candle blowing apparatus16 Jul 2024US 12,038,174 B2
- Stackable solid sorbent layers for gas separation and method of making1 Oct 2026US 2026/0295498 A1Mosaic Materials, Inc.
- Method for manufacturing a metallic functional part delimiting a porous filtering medium, using an additive manufacturing method, and obtained functional part12 Jun 2025US 2025/0186918 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Method for manufacturing a metallic functional part delimiting a porous filtering medium, using an additive manufacturing method, and obtained functional part12 Jun 2025US 2025/0186919 A1Commisssariat A L'Energie Atomique Et Aux Energies Alternatives
- Air filter with filtered cap28 Nov 2024US 2024/0390832 A1K&N Engineering, Inc.
- Ambient air purifier comprising at least one filter element21 Nov 2024US 2024/0382890 A1Mann+Hummel GmbH
Most cited
By later US patents
- Air inlet filter for burette top19US 5,437,655 AB. Braun Medical Inc. · 1995
- Submicron disc filters9US 4,774,000 AKabushiki Kaisha Tsuchiya Seisakusho · 1988
- Coffee roaster filter, chaff collector and smoke reducer8US 6,065,226 A2000
- Filter, in particular for a rotary separator6US 9,132,372 B2GE Avio S. r. l. · 2015
- Filter apparatus with porous ceramic plates5US 8,591,622 B2Corning Incorporated · 2013