B01J 29/24
Iron group metals or copper
B01J29/24 (Iron group metals or copper) appears on 120 US grants and 136 published applications in this corpus.
Search patents in B01J- Granted patents
- 120
- Published applications
- 136
- Assignees
- 78
- Inventors
- 378
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 3 | 1 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 2 | 4 |
| 2009 | 3 | 5 |
| 2010 | 4 | 8 |
| 2011 | 1 | 4 |
| 2012 | 1 | 3 |
| 2013 | 8 | 4 |
| 2014 | 4 | 6 |
| 2015 | 3 | 7 |
| 2016 | 2 | 9 |
| 2017 | 8 | 15 |
| 2018 | 11 | 8 |
| 2019 | 7 | 12 |
| 2020 | 7 | 17 |
| 2021 | 16 | 7 |
| 2022 | 9 | 5 |
| 2023 | 6 | 5 |
| 2024 | 6 | 3 |
| 2025 | 2 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- 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
- Method for making functional structural body31 Dec 2024US 12,179,182 B2Furukawa Electric Co., Ltd.
- Catalyst structure and method for producing same, and method for producing hydrocarbon by use of catalyst structure19 Nov 2024US 12,145,138 B2Furukawa Electric Co., Ltd.
- Catalytic composition with added copper trapping component for NOx abatement5 Nov 2024US 12,134,088 B2BASF Mobile Emissions Catalysts LLC
- Catalytic oxidation reactors for the removal of low-level methane in air21 May 2026US 2026/0138088 A1Massachusetts Institute of Technology
- Red mud and mordenite zeolite catalyst for simultaneous dehalogenation and conversion of plastic derived oil to fuels and chemicals2 Apr 2026US 2026/0091378 A1Saudi Arabian Oil Company
- Nh3 abatement with greater selectivity to n212 Feb 2026US 2026/0042085 A1Johnson Matthey Public Limited Company
- Catalytic conversion of syngas to light paraffins18 Dec 2025US 2025/0382241 A1Enerkem, Inc.
- Catalysts and related methods of making and using the same30 Oct 2025US 2025/0332580 A1NOVA Chemicals (International) S.A.
Most cited
By later US patents
- Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same156US 5,516,497 AEngelhard Corporation · 1996
- Ultrasonic piezoelectric transducer using a rubber mounting116US 4,193,009 A1980
- Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same88US 5,024,981 AEngelhard Corporation · 1991
- Process and catalyst for dehydrogenation of organic compounds56US 5,439,859 ASun Company, Inc. (R&M) · 1995
- Method for the reduction of nitrogen oxides from waste gases using a zeolite45US 5,116,586 ADegussa AG · 1992