B01D 2201/4092
Threaded sections
Official title: Threaded sections, e.g. screw
B01D2201/4092 (Threaded sections) appears on 201 US grants and 335 published applications in this corpus.
Search patents in B01D- Granted patents
- 201
- Published applications
- 335
- Assignees
- 129
- Inventors
- 555
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 5 |
| 2014 | 0 | 1 |
| 2015 | 0 | 3 |
| 2016 | 2 | 6 |
| 2017 | 4 | 12 |
| 2018 | 6 | 15 |
| 2019 | 10 | 30 |
| 2020 | 10 | 33 |
| 2021 | 14 | 49 |
| 2022 | 31 | 33 |
| 2023 | 36 | 38 |
| 2024 | 39 | 33 |
| 2025 | 25 | 30 |
| 2026 | 11 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water filter cartridge and head having keyed engagement8 Sep 2026US 12,728,373 B2Culligan International Company
- Filter arrangements for liquids and methods of use28 Jul 2026US 12,691,395 B2Donaldson Company, Inc.
- Method of supplying potable water to a recreation vehicle14 Jul 2026US 12,678,722 B1Camco Manufacturing, Inc.
- Filter cartridge retention feature23 Jun 2026US 12,661,606 B2Atmus Filtration Inc.
- Filter assemblies, depth indicators, torque-limiting fittings, torque-indicating fittings, and systems incorporating the same23 Jun 2026US 12,663,403 B2Agilent Technologies, Inc.
- Water filter priming pump8 Oct 2026US 2026/0306973 A1
- Filter assemblies and related filter elements8 Oct 2026US 2026/0306974 A1Donaldson Company, Inc.
- Filter interconnect utilizing a magnetic repulsion force1 Oct 2026US 2026/0295483 A1KX Technologies LLC
- Protective drain cap for a drain port of a swimming pool filter unit and method therefor17 Sep 2026US 2026/0275741 A1
- Vortical cross-flow filtration system10 Sep 2026US 2026/0263971 A1Cleanr Inc.
Most cited
By later US patents
- Key system for ecological filter cartridge and element46US 6,506,302 B2Stanadyne, Inc. · 2003
- Filter cartridge assembly having a reusable support core structure37US 6,096,207 AUSF Filtration and Separations Group, Inc. · 2000
- Spin-on filter assemblies29US 6,387,259 B1Dana Corporation · 2002
- Ecological fuel filter cartridge and element26US 6,471,070 B2Stanadyne, Inc. · 2002
- Back-flushable filter cartridge assemblies19US 6,217,763 B1USF Filtration & Separation Group Inc. · 2001