B01J 29/52
Containing iron group metals, noble metals or copper
Official title: containing iron group metals, noble metals or copper
B01J29/52 (Containing iron group metals, noble metals or copper) appears on 61 US grants and 90 published applications in this corpus.
Search patents in B01J- Granted patents
- 61
- Published applications
- 90
- Assignees
- 24
- Inventors
- 149
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 2 | 5 |
| 2012 | 3 | 11 |
| 2013 | 6 | 5 |
| 2014 | 5 | 5 |
| 2015 | 2 | 11 |
| 2016 | 4 | 10 |
| 2017 | 5 | 5 |
| 2018 | 3 | 5 |
| 2019 | 4 | 11 |
| 2020 | 3 | 6 |
| 2021 | 5 | 4 |
| 2022 | 4 | 2 |
| 2023 | 4 | 3 |
| 2024 | 3 | 2 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Preparation of SCR catalyst comprising Cu and Fe-exchanged zeolite, said catalyst, system comprising said catalyst and exhaust gas treatment using such9 Dec 2025US 12,491,502 B2BASF SE
- Composition for SCR catalysts4 Nov 2025US 12,458,958 B2BASF Mobile Emissions Catalysts LLC
- Preparation of SCR catalyst comprising Cu and Fe-exchanged zeolite, said catalyst, system comprising said catalyst and exhaust gas treatment using such29 Jul 2025US 12,372,020 B2BASF SE
- Catalytic composition with added copper trapping component for NOx abatement5 Nov 2024US 12,134,088 B2BASF Mobile Emissions Catalysts LLC
- Transition metal/zeolite SCR catalysts20 Aug 2024US 12,064,727 B2Johnson Matthey Public Limited Company
- Preparation of scr catalyst comprising cu and fe-exchanged zeolite, said catalyst, system comprising said catalyst and exhaust gas treatment using such29 Feb 2024US 2024/0068387 A1BASF SE
- Preparation of scr catalyst comprising cu and fe-exchanged zeolite, said catalyst, system comprising said catalyst and exhaust gas treatment using such1 Feb 2024US 2024/0033717 A1BASF SE
- Msect-4 molecular sieves with off and eri topologies, preparation method therefor, and applications thereof19 Oct 2023US 2023/0330649 A1Catarc Automotive Test Center (Tianjin) Co., Ltd
- A composition for scr catalysts22 Jun 2023US 2023/0191376 A1BASF SE
- Transition metal/zeolite scr catalysts5 Jan 2023US 2023/0001353 A1Johnson Matthey Public Limited Company
Most cited
By later US patents
- Filter33US 8,012,439 B2Johnson Matthey Public Limited Company · 2011
- Catalyst with an ion-modified binder31US 8,912,109 B2Fina Technology, Inc. · 2014
- Process for the synthesis of a silica enriched crystalline aluminosilicate having the offretite structure, the aluminosilicate obtained and its use as a catalyst for the conversion of hydrocarbons27US 5,534,239 ASociete Nationale Elf Aquitaine · 1996
- Catalyzed substrate and exhaust system for internal combustion engine27US 8,540,952 B2Johnson Matthey Public Limited Company · 2013
- Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides22US 7,998,443 B2Johnson Matthey Public Limited Company · 2011