B01D 2201/293
Making of end caps
B01D2201/293 (Making of end caps) appears on 19 US grants and 28 published applications in this corpus.
Search patents in B01D- Granted patents
- 19
- Published applications
- 28
- Assignees
- 23
- Inventors
- 44
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 0 | 1 |
| 2016 | 1 | 6 |
| 2017 | 3 | 1 |
| 2018 | 2 | 3 |
| 2019 | 3 | 1 |
| 2020 | 3 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
- Filter cartridge1 Apr 2025US 12,263,420 B2Brita LP
- Liquid filtration systems, components, and methods9 Apr 2024US 11,951,425 B2A. O. Smith Water Treatment (North America), Inc.
- Pleated filter element having an additional structure31 Oct 2023US 11,801,461 B2Hydac Filter Systems GmbH
- Liquid filtration filter cap28 Jun 2022US 11,369,902 B2A. O. Smith Water Treatment (North America), Inc.
- Composite filter cartridge9 Mar 2021US 10,940,409 B2Parker-Hannifin Corporation
- Biodegradable cartridge of a water filter10 Aug 2023US 2023/0249110 A1
- Filter cartridge8 Dec 2022US 2022/0387910 A1Brita LP
- Liquid filtration filter cap20 Jan 2022US 2022/0016553 A1A. O. Smith Water Treatment (North America), Inc.
- Fuel filter element electrical grounding14 May 2020US 2020/0149501 A1Hamilton Sundstrand Corporation
- Pleated filter element having an additional structure30 May 2019US 2019/0160399 A1Hydac Filter Systems GmbH
Most cited
By later US patents
- Crankcase ventilation filter assembly, components, and methods13US 9,346,002 B2Donaldson Company, Inc. · 2016
- End cap for an assembly used in the preparation of compressed gas2US 10,441,913 B2Norgren Limited · 2019
- Filter endplate having variable hardness2US 10,518,198 B2Cummins Filtration Sarl · 2019
- Filter endplate having variable hardness1US 10,022,655 B2Cummins Filtration Sarl · 2018
- Oil mist filter and oil separator1US 10,519,827 B2Tokyo Roki Co., Ltd. · 2019