B01J 29/783
Cha-type
Official title: {CHA-type, e.g. Chabazite, LZ-218}
B01J29/783 (Cha-type) appears on 72 US grants and 90 published applications in this corpus.
Search patents in B01J- Granted patents
- 72
- Published applications
- 90
- Assignees
- 33
- Inventors
- 256
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 5 |
| 2013 | 1 | 3 |
| 2014 | 3 | 4 |
| 2015 | 5 | 3 |
| 2016 | 1 | 5 |
| 2017 | 6 | 7 |
| 2018 | 2 | 12 |
| 2019 | 6 | 10 |
| 2020 | 9 | 14 |
| 2021 | 12 | 5 |
| 2022 | 6 | 9 |
| 2023 | 9 | 3 |
| 2024 | 8 | 3 |
| 2025 | 3 | 6 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Zn-metal oxide/zeolite catalyst and methods of making thereof8 Sep 2026US 12,728,410 B2The Regents of the University of California
- Diesel oxidation catalyst19 Aug 2025US 12,390,796 B2BASF Mobile Emissions Catalysts LLC
- Catalytic wall-flow filter27 May 2025US 12,312,990 B1Johnson Matthey Public Limited Company
- Exhaust gas purifying catalyst21 Jan 2025US 12,201,940 B2Cataler Corporation
- Catalytic composition with added copper trapping component for NOx abatement5 Nov 2024US 12,134,088 B2BASF Mobile Emissions Catalysts LLC
- Cu zeolite selective catalytic reduction catalysts and methods for exhaust gas treatment12 Mar 2026US 2026/0070045 A1
- Scr catalysts with blended oxides and h-zeolites11 Dec 2025US 2025/0375736 A1
- Exhaust treatment system for ammonia-fueled vehicles23 Oct 2025US 2025/0325943 A1
- Copper and Manganese Containing Chabazite SCR Catalyst for N2O Reduction26 Jun 2025US 2025/0205642 A1Umicore AG & Co. KG
- SCR Zeolite Catalysts for Improved NOx Reduction19 Jun 2025US 2025/0196114 A1Umicore AG & Co. KG
Most cited
By later US patents
- Diesel oxidation catalyst composites23US 8,568,674 B1BASF SE · 2013
- Method for regenerating a catalyst containing a CHA zeolite20US 8,647,999 B2Mitsubishi Chemical Corporation · 2014
- Single or dual layer ammonia slip catalyst15US 9,789,441 B2Johnson Matthey Public Limited Company · 2017
- Zoned catalyst for treating exhaust gas12US 9,579,603 B2Johnson Matthey Public Limited Company · 2017
- Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC12US 9,937,489 B2Johnson Matthey Public Limited Company · 2018