B01D 2277/30
Transverse, i.e. forming an angle of 90°
B01D2277/30 (Transverse, i.e. forming an angle of 90°) appears on 20 US grants and 28 published applications in this corpus.
Search patents in B01D- Granted patents
- 20
- Published applications
- 28
- Assignees
- 17
- Inventors
- 56
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 6 |
| 2021 | 1 | 5 |
| 2022 | 3 | 3 |
| 2023 | 4 | 6 |
| 2024 | 1 | 1 |
| 2025 | 5 | 2 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Filter element and filter system6 Jan 2026US 12,515,157 B2Mann+Hummel GmbH
- Filter sheet and filter30 Dec 2025US 12,508,531 B2Toyo Aluminium Ekco Products Co., Ltd.
- Filter element and filter system16 Sep 2025US 12,415,153 B2Mann+Hummel GmbH
- Filter element and method of manufacturing a filter element27 May 2025US 12,311,301 B2Donaldson Company, Inc.
- Low restriction air filter13 May 2025US 12,296,291 B2Cummins Filtration Inc.
- Filter element and method of manufacturing a filter element30 Oct 2025US 2025/0332532 A1Donaldson Company, Inc.
- Low restriction air filter19 Jun 2025US 2025/0196045 A1Cummins Filtration Inc.
- Filter elment and method of manufacturing a filter element4 Apr 2024US 2024/0109012 A1Donaldson Company, Inc.
- Filter element paper component and air filter mesh5 Oct 2023US 2023/0311045 A1
- Air filter and air purifier comprising same27 Jul 2023US 2023/0233971 A1Coway Co., Ltd.
Most cited
By later US patents
- Air duct filter apparatus and system8US 9,644,862 B12017
- Nozzle and filter-type dust collector7US 7,485,163 B2Takuma Co., Ltd. · 2009
- Adjustable filter track for HVAC system2US 11,439,937 B2Johnson Controls Tyco IP Holdings LLP · 2022
- Air cleaner with cutter2US 11,654,389 B2LG Electronics Inc. · 2023
- Controller of fuel system for vehicle1US 10,851,746 B2Hyundai Motor Company · 2020