B01J 29/68
Iron group metals or copper
B01J29/68 (Iron group metals or copper) appears on 101 US grants and 129 published applications in this corpus.
Search patents in B01J- Granted patents
- 101
- Published applications
- 129
- Assignees
- 69
- Inventors
- 327
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 6 |
| 2010 | 5 | 4 |
| 2011 | 2 | 5 |
| 2012 | 0 | 2 |
| 2013 | 3 | 5 |
| 2014 | 3 | 8 |
| 2015 | 1 | 7 |
| 2016 | 5 | 6 |
| 2017 | 8 | 13 |
| 2018 | 11 | 3 |
| 2019 | 6 | 4 |
| 2020 | 2 | 16 |
| 2021 | 10 | 5 |
| 2022 | 2 | 8 |
| 2023 | 13 | 9 |
| 2024 | 8 | 10 |
| 2025 | 4 | 5 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low-temperature plastic depolymerization16 Jun 2026US 12,655,265 B2Board of Supervisors of Louisiana State University and Agricultural and Mechanical College
- Mesoporous zeolites and uses thereof in dewaxing hydrocarbon feeds28 Apr 2026US 12,611,659 B2Zeopore Technologies NV
- Selective catalytic reduction catalyst and a process for preparing a selective catalytic reduction catalyst10 Mar 2026US 12,569,810 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 such9 Dec 2025US 12,491,502 B2BASF SE
- Zeolitic catalytic conversion of alcohols to hydrocarbons12 Aug 2025US 12,384,973 B2UT-Battelle, LLC
- Catalytic materials comprising fe-containing zeolitic material for the treatment of an exhaust gas1 Oct 2026US 2026/0295569 A1
- System for treating exhaust gas from nitrogen-containing-fuel- or hydrogen-combustor6 Aug 2026US 2026/0225040 A1Johnson Matthey Public Limited Company
- Catalyst system9 Jul 2026US 2026/0192288 A1Johnson Matthey Public Limited Company
- Method for reducing nox in a nitric acid plant during transitory events26 Mar 2026US 2026/0084110 A1Casale SA
- Nh3 abatement with greater selectivity to n212 Feb 2026US 2026/0042085 A1Johnson Matthey Public Limited Company
Most cited
By later US patents
- Preparation of natural ferrierite hydrocracking catalyst and hydrocarbon conversion with catalyst34US 4,388,177 AMobil Oil Corporation · 1983
- Catalyzed substrate and exhaust system for internal combustion engine27US 8,540,952 B2Johnson Matthey Public Limited Company · 2013
- Preparation of natural ferrierite hydrocracking catalyst and hydrocarbon conversion with catalyst25US 4,335,019 AMobil Oil Corporation · 1982
- Concurrent isomerization and disproportionation of olefins23US 4,996,386 AShell Oil Company · 1991
- Catalysts for lean burn engine exhaust abatement14US 6,514,470 B1The Regents of the University of California · 2003