F01N 2370/04
Zeolitic material
F01N2370/04 (Zeolitic material) appears on 426 US grants and 571 published applications in this corpus.
Search patents in F01N- Granted patents
- 426
- Published applications
- 571
- Assignees
- 144
- Inventors
- 1,115
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 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 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 9 |
| 2004 | 4 | 3 |
| 2005 | 6 | 4 |
| 2006 | 2 | 7 |
| 2007 | 3 | 5 |
| 2008 | 2 | 4 |
| 2009 | 6 | 10 |
| 2010 | 1 | 14 |
| 2011 | 5 | 16 |
| 2012 | 8 | 13 |
| 2013 | 10 | 9 |
| 2014 | 6 | 6 |
| 2015 | 17 | 20 |
| 2016 | 5 | 26 |
| 2017 | 21 | 22 |
| 2018 | 14 | 53 |
| 2019 | 35 | 48 |
| 2020 | 32 | 55 |
| 2021 | 49 | 41 |
| 2022 | 38 | 59 |
| 2023 | 38 | 63 |
| 2024 | 34 | 44 |
| 2025 | 40 | 17 |
| 2026 | 12 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalytic material for treating an exhaust gas produced by a natural gas engine1 Sep 2026US 12,722,145 B2Johnson Matthey Public Limited Company
- Composite, zoned oxidation catalyst for a compression ignition internal combustion engine25 Aug 2026US 12,714,990 B2Johnson Matthey Public Limited Company
- Coated filters26 May 2026US 12,637,966 B2Johnson Matthey Public Limited Company
- Exhaust gas purification catalyst device7 Apr 2026US 12,594,525 B2Cataler Corporation
- SCR catalyst having excellent sulfur tolerance24 Mar 2026US 12,582,973 B2Posco Holdings Inc.
- Exhaust purification device8 Oct 2026US 2026/0307009 A1Mazda Motor Corporation
- Improved hydrocarbon trap for cold-start hydrocarbon control from internal combustion engines1 Oct 2026US 2026/0295527 A1
- Catalytic materials comprising fe-containing zeolitic material for the treatment of an exhaust gas1 Oct 2026US 2026/0295569 A1
- Composite of manganese-based oxide and zeolite useful as nh3-scr catalyst24 Sep 2026US 2026/0284594 A1
- Exhaust aftertreatment system, an engine system, and methods for controlling operation thereof3 Sep 2026US 2026/0258743 A1Volvo Truck Corporation
Most cited
By later US patents
- Method and apparatus for treating an engine exhaust gas stream154US 6,171,556 B2Engelhard Corporation · 2001
- Catalyzed SCR filter and emission treatment system132US 7,229,597 B2BASFD Catalysts LLC · 2007
- Arrangement for the aftertreatment of exhaust gases112US 5,605,042 ARobert Bosch GmbH · 1997
- Exhaust gas purification system for an internal combustion engine100US 5,189,876 AToyota Jidosha Kabushiki Kaisha · 1993
- Exhaust gas purification system for an internal combustion engine96US 5,233,830 AToyota Jidosha Kabushiki Kaisha · 1993