B01J 29/723
Cha-type
Official title: {CHA-type, e.g. Chabazite, LZ-218}
B01J29/723 (Cha-type) appears on 100 US grants and 133 published applications in this corpus.
Search patents in B01J- Granted patents
- 100
- Published applications
- 133
- Assignees
- 43
- Inventors
- 309
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 4 |
| 2012 | 1 | 7 |
| 2013 | 2 | 4 |
| 2014 | 7 | 7 |
| 2015 | 4 | 5 |
| 2016 | 3 | 7 |
| 2017 | 8 | 8 |
| 2018 | 4 | 13 |
| 2019 | 7 | 9 |
| 2020 | 11 | 19 |
| 2021 | 13 | 12 |
| 2022 | 11 | 14 |
| 2023 | 10 | 9 |
| 2024 | 10 | 8 |
| 2025 | 3 | 3 |
| 2026 | 3 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Selective catalytic reduction catalyst and a process for preparing a selective catalytic reduction catalyst10 Mar 2026US 12,569,810 B2BASF Mobile Emissions Catalysts LLC
- Catalyst for the abatement of ammonia and nitrogen oxide emissions from the exhaust gases of combustion engines3 Feb 2026US 12,539,493 B2Umicore AG & Co. KG
- Adsorbent, its preparation and use3 Feb 2026US 12,539,502 B2City University of Hong Kong
- Zeolite structure synthesized using mixtures of organic structure directing agents30 Sep 2025US 12,428,305 B2BASF Mobile Emissions Catalysts LLC
- Multi-functional catalysts for the oxidation of NO, the oxidation of NH3 and the selective catalytic reduction of NOx25 Mar 2025US 12,258,896 B2BASF Mobile Emissions Catalysts LLC
- Catalyst for the abatement of ammonia and nitrogen oxide emissions from the exhaust gases of combustion engines16 Jul 2026US 2026/0199836 A1Umicore AG & Co. KG
- Zeolite structure synthesized using mixtures of organic structure directing agents18 Dec 2025US 2025/0382189 A1BASF Mobile Emissions Catalysts LLC
- Adsorbent, its preparation and use12 Jun 2025US 2025/0186968 A1City University of Hong Kong
- Chabazite synthesis method including organic and inorganic structure directing agents and chabazite zeolite with flake like morphology16 Jan 2025US 2025/0018383 A1BASF Mobile Emissions Catalysts LLC
- Treated scr catalysts with enhanced sulfur resistance19 Dec 2024US 2024/0418114 A1Cummins Emission Solutions Inc.
Most cited
By later US patents
- Copper CHA zeolite catalysts85US 7,601,662 B2BASF Catalysts LLC · 2009
- SCR on low thermal mass filter substrates45US 7,998,423 B2BASF SE · 2011
- Processes for reducing nitrogen oxides using copper CHA zeolite catalysts37US 8,404,203 B2BASF SE · 2013
- SCR on low thermal mass filter substrates20US 8,119,088 B2BASF SE · 2012
- Method for regenerating a catalyst containing a CHA zeolite20US 8,647,999 B2Mitsubishi Chemical Corporation · 2014