B01D 2201/602
Oval
B01D2201/602 (Oval) appears on 22 US grants and 29 published applications in this corpus.
Search patents in B01D- Granted patents
- 22
- Published applications
- 29
- Assignees
- 17
- Inventors
- 55
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 5 |
| 2020 | 3 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 2 |
| 2023 | 4 | 4 |
| 2024 | 1 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Microplastic filter for washing machines or other appliances30 Sep 2025US 12,427,453 B2Samsung Electronics Co., Ltd.
- Filter with a replaceable filter element having a locking member24 Jun 2025US 12,337,267 B2ElsäSser Filtertechnik GmbH
- Filter insert and sample vial using the same1 Apr 2025US 12,263,422 B2Reaction Analytics Inc.
- Self-cleaning pre-filter for a water circulation pump12 Nov 2024US 12,137,676 B2
- Bioactive filter19 Sep 2023US 11,760,664 B2
- Filter assemblies utilizing full cross-section21 May 2026US 2026/0138067 A1Atmus Filtration IP Inc.
- Filter insert and sample vial using the same10 Jul 2025US 2025/0222377 A1Reaction Analytics Inc.
- Microplastic filter for washing machines or other appliances30 May 2024US 2024/0173655 A1Samsung Electronics Co., Ltd.
- Self-cleaning pre-filter for a water circulation pump2 Nov 2023US 2023/0345918 A1
- Filter insert and sample vial using the same20 Jul 2023US 2023/0226469 A1Reaction Analytics Inc.
Most cited
By later US patents
- Pleated filter element with tapering bend lines62US 8,397,920 B2Cummins Filtration IP, Inc. · 2013
- Pipeline strainer11US 5,944,991 ADresser Industries, Inc. · 1999
- Integral filter compression seal11US 9,604,856 B2Parker-Hannifin Corporation · 2017
- Oval filter with exterior elliptical radial seal and internal support structure10US 10,918,978 B2Cummins Filtration IP, Inc. · 2021
- Oval filter with exterior elliptical radial seal and internal support structure4US 11,452,952 B2Cummins Filtration IP, Inc. · 2022