B01D 2255/209
Other metals
B01D2255/209 (Other metals) appears on 1,006 US grants and 1,416 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,006
- Published applications
- 1,416
- Assignees
- 438
- Inventors
- 2,666
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 2 |
| 2003 | 6 | 10 |
| 2004 | 6 | 10 |
| 2005 | 3 | 8 |
| 2006 | 3 | 9 |
| 2007 | 6 | 20 |
| 2008 | 5 | 21 |
| 2009 | 11 | 70 |
| 2010 | 22 | 79 |
| 2011 | 24 | 60 |
| 2012 | 50 | 70 |
| 2013 | 54 | 67 |
| 2014 | 57 | 84 |
| 2015 | 58 | 115 |
| 2016 | 79 | 92 |
| 2017 | 90 | 106 |
| 2018 | 73 | 90 |
| 2019 | 79 | 78 |
| 2020 | 62 | 80 |
| 2021 | 57 | 68 |
| 2022 | 58 | 81 |
| 2023 | 59 | 70 |
| 2024 | 35 | 57 |
| 2025 | 45 | 35 |
| 2026 | 24 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nitrogen oxide removing denitrification catalyst having high durability against sulfur dioxide, method for preparing the same, and method for removing nitrogen oxide using the same8 Sep 2026US 12,728,406 B2Korea Institute of Science and Technology
- Selective catalytic reduction catalyst for the treatment of an exhaust gas8 Sep 2026US 12,728,409 B2BASF Mobile Emissions Catalysts LLC
- Particles with an ASTM D-5757 attrition index between 5 and 2511 Aug 2026US 12,702,969 B2Cochise Technology, LLC
- Catalyst for decomposing perfluorinated compounds and method of manufacturing the catalyst16 Jun 2026US 12,654,155 B2Korea Advanced Institute of Science and Technology
- Performance enhancement of a platinum-containing catalyst via exhaust gas hydrogen enrichment16 Jun 2026US 12,654,160 B2BASF Mobile Emissions Catalysts LLC
- Catalytic article comprising vanadium-containing catalyst and oxidation catalyst8 Oct 2026US 2026/0307065 A1
- Sulfur detector and fuel processing system including the same10 Sep 2026US 2026/0266786 A1Bloom Energy Corporation
- Method for capturing co2 and use of a metal-based surface for capturing co227 Aug 2026US 2026/0249243 A1Institut National De La Recherche Scientifique
- Catalyst for decomposing perfluorocompounds27 Aug 2026US 2026/0249272 A1Ecoprohn
- Catalyst noble metal particles27 Aug 2026US 2026/0249275 A1Cataler Corporation
Most cited
By later US patents
- Metal/metal oxide doped oxide catalysts having high deNOx selectivity for lean NOx exhaust aftertreatment systems93US 6,706,660 B2Caterpillar Inc. · 2004
- Thermally regenerable nitric oxide adsorbent90US 8,105,559 B2Johnson Matthey Public Limited Company · 2012
- Composite oxide, composite oxide carrier and catalyst76US 6,306,794 B1Kabushiki Kaisha Toyota Chuo Kenkyusho · 2001
- Dry 3-way catalytic reduction of gas turbine NOx74US 8,397,482 B2General Electric Company · 2013
- Method of preparing doped oxide catalysts for lean NOx exhaust67US 6,703,343 B2Caterpillar Inc. · 2004