B01D 29/071
With curved filtering elements
Official title: {with curved filtering elements (B01D29/072, B01D29/073 take precedence)}
B01D29/071 (With curved filtering elements) appears on 44 US grants and 29 published applications in this corpus.
Search patents in B01D- Granted patents
- 44
- Published applications
- 29
- Assignees
- 34
- Inventors
- 116
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
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| 1993 | 2 | 0 |
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| 1995 | 3 | 0 |
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| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 1 |
| 2020 | 1 | 4 |
| 2021 | 2 | 0 |
| 2022 | 3 | 3 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Single serve pod system, single serve pod assembly system, pod dispenser system, pod apparatus, filter apparatus, process of assembly, and methods of use8 Apr 2025US 12,268,323 B2Savepods Inc.
- Fitting for a water tank11 Mar 2025US 12,246,913 B2Rain Harvesting Pty Ltd
- Fluid filtering system and associated methods15 Nov 2022US 11,498,851 B2
- Window and/or door fitting19 Jul 2022US 11,391,059 B2Hoppe AG
- Liquid cleaning element, liquid cleaning system, and method for producing a liquid cleaning element29 Mar 2022US 11,285,407 B2Mann+Hummel GmbH
- Washing machine and filter device for washing machine30 Jul 2026US 2026/0218435 A1LG Electronics Inc.
- Fluid filter module14 May 2026US 2026/0131264 A1Mahle International GmbH
- Screen intake10 Oct 2024US 2024/0335771 A1
- Fluid Filtering System and Associated Methods29 Sep 2022US 2022/0306487 A1
- A fitting for a water tank23 Jun 2022US 2022/0194691 A1Rain Harvesting Pty Ltd
Most cited
By later US patents
- Process and materials for coiling z-filter media, and/or closing flutes of filter media; and, products87US 8,226,786 B2Donaldson Company, Inc. · 2012
- Septic tank filters66US 4,710,295 A1987
- Skimmer screen for a swimming pool37US 6,214,217 B12001
- Overflow water screening apparatus32US 5,770,057 AJohn Meunier Inc. · 1998
- Process and materials for coiling z-filter media; and/or closing flutes of filter media; and, products25US 8,961,722 B2Donaldson Company, Inc. · 2015