B01J 2219/0281
Metal oxides
B01J2219/0281 (Metal oxides) appears on 26 US grants and 37 published applications in this corpus.
Search patents in B01J- Granted patents
- 26
- Published applications
- 37
- Assignees
- 22
- Inventors
- 82
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 12 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 6 | 7 |
| 2018 | 2 | 1 |
| 2019 | 4 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calculation method for thickness of inner oxide layer of martensitic heat-resistant steel in steam environment7 Apr 2026US 12,596,003 B2
- Ceramic coating on metal parts to reduce deposit of metallic transition metals in hydrogenation reactions17 Mar 2026US 12,576,382 B2Dsm IP Assets B.V.
- Corrosion-protected reformer tube with internal heat exchange4 Jan 2022US 11,213,795 B2L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georqes Claude
- Methods and systems for converting carbon dioxide into graphene22 Oct 2019US 10,449,507 B2Empire Technology Development LLC
- Type of burning device for producing gas mixtures17 Sep 2019US 10,413,879 B2Sgl Carbon SE
- Reactor for oxygen-free direct conversion of methane and method for preparing ethylene using the same30 Jan 2025US 2025/0033019 A1Korea Research Institute of Chemical Technology
- Ceramic coating on metal parts to reduce deposit of metallic transition metals in hydrogenation reactions26 Oct 2023US 2023/0338915 A1Dsm IP Assets B.V.
- Calculation Method for thickness of inner oxide layer of martensitic heat-resistant steel in steam environment26 Oct 2023US 2023/0341242 A1Wuhan University
- Corrosion-protected reformer tube with internal heat exchange10 Oct 2019US 2019/0308154 A1L' Air Liquide, Societe Anonyme pour I' Etude et I'Exploitation des Procedes Georges Claude
- New type of burning device for producing gas mixtures4 Oct 2018US 2018/0280919 A1Sgl Carbon SE
Most cited
By later US patents
- Process for the production of titanium dioxide28US 8,398,954 B2Breton SPA · 2013
- Apparatus for refining diamonds16US 5,346,090 AAnshal, Inc. · 1994
- Corrosion-protected reformer tube with internal heat exchange12US 11,213,795 B2L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georqes Claude · 2022
- 1,3-dialkyl-2-imidazolidinones and a manufacturing process therefor8US 6,492,528 B1Mitsui Chemicals, Inc. · 2002
- Process for refining diamonds7US 5,133,792 AAnshal, Inc. · 1992