B01D 53/949
For storing sulfur oxides
Official title: {for storing sulfur oxides}
B01D53/949 (For storing sulfur oxides) appears on 34 US grants and 39 published applications in this corpus.
Search patents in B01D- Granted patents
- 34
- Published applications
- 39
- Assignees
- 32
- Inventors
- 120
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 4 | 3 |
| 2003 | 2 | 2 |
| 2004 | 3 | 2 |
| 2005 | 2 | 4 |
| 2006 | 3 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 1 | 5 |
| 2011 | 1 | 1 |
| 2012 | 6 | 3 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust gas emissions abatement system13 Jan 2026US 12,521,696 B2Shell USA, Inc.
- Diesel oxidation catalyst having a capture region for sulfur containing impurities27 Nov 2018US 10,137,413 B2Johnson Matthey Public Limited Company
- Method for operating an exhaust gas after-treatment system for an internal combustion engine12 Sep 2017US 9,757,692 B2Robert Bosch GmbH
- Sulfur resistant cladded titania—alumina supports9 Aug 2016US 9,409,149 B2W. R. Grace & Co.-Conn.
- Selectively trapping and storing SO3 in an exhaust gas effluent10 Nov 2015US 9,181,888 B2Cummins Inc.
- A multifunctional catalyst system30 Jul 2026US 2026/0216650 A1Dinex A/S
- Catalyst comprising a sulfur-trap material for the treatment of an exhaust gas stream containing one or more of formaldehyde, nitrogen oxide (no), and hydrocarbons9 Jul 2026US 2026/0192253 A1
- Protective sulfur removal system for enhanced methane slip catalysts in sulfur-containing exhaust21 May 2026US 2026/0138084 A1Cdti Advanced Materials, Inc.
- Exhaust gas emissions abatement system13 Jul 2023US 2023/0219064 A1Shell Oil Company
- Compressed natural gas combustion and exhaust system22 Jun 2023US 2023/0191386 A1Johnson Matthey Public Limited Company
Most cited
By later US patents
- Apparatus, method, and system for concentrating adsorbable pollutants and abatement thereof119US 6,105,365 AEngelhard Corporation · 2000
- Catalytic wall-flow filter103US 6,753,294 B1Johnson Matthey Public Limited Company · 2004
- Method for treating soot-containing exhaust56US 7,097,817 B2Johnson Matthey Public Limited Company · 2006
- Method and apparatus for NOx abatement in lean gaseous streams37US 6,471,924 B1Engelhard Corporation · 2002
- Exhaust system for lean burn IC engines30US 7,178,331 B2Johnson Matthey Public Limited Company · 2007