F01N 2570/16
Oxygen
F01N2570/16 (Oxygen) appears on 202 US grants and 184 published applications in this corpus.
Search patents in F01N- Granted patents
- 202
- Published applications
- 184
- Assignees
- 73
- Inventors
- 493
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 12 | 7 |
| 2002 | 12 | 26 |
| 2003 | 19 | 21 |
| 2004 | 15 | 16 |
| 2005 | 9 | 7 |
| 2006 | 13 | 5 |
| 2007 | 8 | 2 |
| 2008 | 2 | 8 |
| 2009 | 6 | 7 |
| 2010 | 4 | 6 |
| 2011 | 3 | 1 |
| 2012 | 6 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 7 |
| 2017 | 3 | 8 |
| 2018 | 10 | 5 |
| 2019 | 6 | 10 |
| 2020 | 7 | 7 |
| 2021 | 11 | 10 |
| 2022 | 5 | 7 |
| 2023 | 6 | 8 |
| 2024 | 6 | 4 |
| 2025 | 4 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust gas purification catalyst6 Oct 2026US 12,752,237 B2Cataler Corporation
- Method to determine the oxygen storage capacity of a catalytic converter of an exhaust gas system of an internal combustion engine14 Jul 2026US 12,680,491 B2Marelli Europe S.P.A.
- Catalytically active particulate filter7 Oct 2025US 12,434,231 B2Umicore AG & Co. KG
- High entropy rare earth oxides for emissions control30 Sep 2025US 12,427,477 B2Ford Global Technologies, LLC
- Exhaust gas purification catalyst8 Jul 2025US 12,350,653 B2Mitsui Mining & Smelting Co., Ltd.
- Exhaust Gas Purification Catalyst23 Jul 2026US 2026/0208107 A1Cataler Corporation
- Catalyst for Exhaust Gas Purification9 Apr 2026US 2026/0097363 A1Cataler Corporation
- Method to Determine the Oxygen Storage Capacity of a Catalytic Converter of an Exhaust Gas System of an Internal Combustion Engine15 May 2025US 2025/0154891 A1Marelli Europe S.P.A.
- Exhaust gas purification catalyst2 May 2024US 2024/0139716 A1Cataler Corporation
- Exhaust gas treatment system for reducing ammonia emissions from mobile gasoline applications4 Apr 2024US 2024/0109036 A1BASF SE
Most cited
By later US patents
- Method and apparatus for desulfating a no.sub.x trap176US 5,974,788 AFord Global Technologies, LLC · 1999
- Layered catalyst composite162US 5,597,771 AEngelhard Corporation · 1997
- Method and apparatus for treating an engine exhaust gas stream154US 6,171,556 B2Engelhard Corporation · 2001
- Exhaust gas treatment system120US 6,087,298 AEngelhard Corporation · 2000
- Exhaust purification device for internal combustion engine116US 6,237,330 B1Nissan Motor Co., Ltd. · 2001