B01D 53/8653
Characterised by a specific device
Official title: {characterised by a specific device}
B01D53/8653 (Characterised by a specific device) appears on 38 US grants and 41 published applications in this corpus.
Search patents in B01D- Granted patents
- 38
- Published applications
- 41
- Assignees
- 44
- Inventors
- 117
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 0 | 6 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 5 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 3 |
| 2017 | 0 | 3 |
| 2018 | 3 | 3 |
| 2019 | 1 | 0 |
| 2020 | 1 | 3 |
| 2021 | 3 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cerium-zirconium-aluminum-based composite material, cGPF catalyst and preparation method therefor1 Apr 2025US 12,264,106 B2Sinotech PLC, L.L.C.
- Catalytic articles18 Oct 2022US 11,471,863 B2BASF SE
- System and process for efficient SCR at high NO2 to NOx ratios5 Jul 2022US 11,378,278 B2Umicore AG & Co. KG
- Air treatment systems and methods8 Jun 2021US 11,027,236 B2Airovation Technologies Ltd.
- Cluster supported catalyst and method for producing same25 May 2021US 11,014,073 B2Genesis Research Institute, Inc.
- Cerium-zirconium-aluminum-based composite material, cgpf catalyst and preparation method therefor17 Nov 2022US 2022/0363603 A1Sinocat Environmental Technology Co., Ltd.
- System and Process for Efficient SCR at High NO2 to NOx Ratios17 Jun 2021US 2021/0180791 A1Umicore AG & Co. KG
- Catalytic articles10 Dec 2020US 2020/0384449 A1BASF SE
- Catalytic oxidation of nox/sox in flue gases with atmospheric oxygen as the oxidation reagent9 Jul 2020US 2020/0215483 A1Ariel Scientific Innovations Ltd.
- Air treatment systems and methods4 Jun 2020US 2020/0171431 A1Salamandra Zone Ltd.
Most cited
By later US patents
- Thermally enhanced compact reformer179US 5,858,314 AZtek Corporation · 1999
- Catalytic abatement system78US 4,054,418 AE. I. Du Pont de Nemours and Company · 1977
- Thermally enhanced compact reformer74US 6,183,703 B2Ztek Corporation · 2001
- Process for the regeneration of a catalyst plant and apparatus for performing the process74US 6,946,419 B2ALSTOM Technology Ltd · 2005
- Process for the regeneration of a catalyst plant and apparatus for performing the process73US 7,611,681 B2ALSTOM Technology Ltd · 2009