B01D 2259/4591
Construction elements containing cleaning material
Official title: Construction elements containing cleaning material, e.g. catalysts
B01D2259/4591 (Construction elements containing cleaning material) appears on 50 US grants and 70 published applications in this corpus.
Search patents in B01D- Granted patents
- 50
- Published applications
- 70
- Assignees
- 54
- Inventors
- 203
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 4 |
| 2009 | 0 | 3 |
| 2010 | 2 | 7 |
| 2011 | 3 | 4 |
| 2012 | 3 | 4 |
| 2013 | 7 | 4 |
| 2014 | 1 | 2 |
| 2015 | 2 | 0 |
| 2016 | 3 | 5 |
| 2017 | 0 | 2 |
| 2018 | 3 | 3 |
| 2019 | 1 | 3 |
| 2020 | 4 | 2 |
| 2021 | 5 | 4 |
| 2022 | 2 | 6 |
| 2023 | 2 | 1 |
| 2024 | 2 | 5 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ozone purification catalyst and preparation method and application thereof23 Sep 2025US 12,420,273 B2Sinotech PLC, L.L.C.
- Vehicle carbon capture system15 Jul 2025US 12,357,940 B2
- Synthetic fuel production system and related techniques1 Apr 2025US 12,263,461 B2Aircela Inc.
- Continuous carbon sequestration material production methods and systems for practicing the same26 Mar 2024US 11,938,458 B2Blue Planet Systems Corporation
- Gas exchange device23 Jan 2024US 11,879,665 B2Microjet Technology Co., Ltd.
- Gas processing device18 Jun 2026US 2026/0166484 A1So-G Technology Ltd
- Methods for carbon-capture within biochar20 Feb 2025US 2025/0059089 A1Washington State University
- Carbon Capture Device and a Method of Using the Carbon Capture Device for Carbon Capture28 Nov 2024US 2024/0390850 A1Singapore University of Technology and Design
- Synthetic fuel production system and related techniques18 Apr 2024US 2024/0123422 A1Aircela Inc.
- Ohmic Heating-type Exhaust Gas Purification Catalyst System and Exhaust Gas Purification Method4 Apr 2024US 2024/0110496 A1Cataler Corporation
Most cited
By later US patents
- NO.sub.x -cleaning paving block27US 5,861,205 AMitsubishi Materials Corporation · 1999
- Grooved active and passive adsorbent filters24US 7,291,208 B2Gore Enterprise Holdings, Inc. · 2007
- Laminar flow air collector with solid sorbent materials for capturing ambient CO220US 8,999,279 B2Carbon Sink, Inc. · 2015
- Method and apparatus for control and elimination of undesirable substances16US 8,496,735 B2Timilon Technology Acquisitions LLC · 2013
- Polymeric trap with adsorbent15US 8,372,477 B2BASF SE · 2013