B01D 2255/407
Zr-ce mixed oxides
Official title: Zr-Ce mixed oxides
B01D2255/407 (Zr-ce mixed oxides) appears on 498 US grants and 744 published applications in this corpus.
Search patents in B01D- Granted patents
- 498
- Published applications
- 744
- Assignees
- 137
- Inventors
- 1,144
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 3 |
| 2002 | 5 | 1 |
| 2003 | 3 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 4 |
| 2006 | 0 | 9 |
| 2007 | 2 | 15 |
| 2008 | 4 | 20 |
| 2009 | 10 | 35 |
| 2010 | 16 | 27 |
| 2011 | 19 | 30 |
| 2012 | 15 | 33 |
| 2013 | 22 | 28 |
| 2014 | 38 | 34 |
| 2015 | 33 | 43 |
| 2016 | 28 | 38 |
| 2017 | 30 | 42 |
| 2018 | 31 | 32 |
| 2019 | 27 | 30 |
| 2020 | 33 | 42 |
| 2021 | 29 | 43 |
| 2022 | 27 | 54 |
| 2023 | 38 | 69 |
| 2024 | 30 | 56 |
| 2025 | 33 | 25 |
| 2026 | 17 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-layer TWC formulations with optimalized PGM loadings29 Sep 2026US 12,746,510 B2Johnson Matthey Public Limited Company
- Selective catalytic reduction catalyst for the treatment of an exhaust gas8 Sep 2026US 12,728,409 B2BASF Mobile Emissions Catalysts LLC
- Three-way conversion catalyst composition comprising platinum-rhodium bimetallic components11 Aug 2026US 12,702,968 B2BASF Mobile Emissions Catalysts LLC
- Automotive 3-way catalyst system containing a tail pipe catalyst4 Aug 2026US 12,697,604 B2BASF Mobile Emissions Catalysts LLC
- Exhaust gas purification device7 Jul 2026US 12,673,320 B2Cataler Corporation
- Catalyst article for treating exhaust gas, its method of manufacture and uses thereof10 Sep 2026US 2026/0264015 A1Johnson Matthey Public Limited Company
- Catalyst article for treating exhaust gas, its method of manufacture and uses thereof10 Sep 2026US 2026/0264058 A1Johnson Matthey Public Limited Company
- Exhaust gas purification catalyst composition, exhaust gas purification catalyst and exhaust gas purification system3 Sep 2026US 2026/0257173 A1Mitsui Mining & Smelting Co., Ltd.
- Exhaust Gas Purification Catalyst20 Aug 2026US 2026/0243188 A1Cataler Corporation
- Exhaust gas purification catalyst13 Aug 2026US 2026/0233161 A1Mitsui Mining & Smelting Co., Ltd.
Most cited
By later US patents
- Reactor system for reducing NOx emissions from boilers80US 7,943,097 B2Catalytic Solutions, Inc. · 2011
- Layered catalyst composite65US 7,517,510 B2BASF Catalysts LLC · 2009
- Catalyst62US 7,576,029 B2Tanaka Kikinzoku Kogyo K.K. · 2009
- Exhaust gas treatment catalyst54US 7,374,729 B2BASF Catalysts LLC · 2008
- Catalysed substrate monolith51US 8,667,785 B2Johnson Matthey Public Limited Company · 2014