B01J 2219/0236
Metal based
B01J2219/0236 (Metal based) appears on 235 US grants and 258 published applications in this corpus.
Search patents in B01J- Granted patents
- 235
- Published applications
- 258
- Assignees
- 189
- Inventors
- 752
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 3 |
| 2002 | 7 | 12 |
| 2003 | 11 | 12 |
| 2004 | 7 | 13 |
| 2005 | 10 | 13 |
| 2006 | 4 | 11 |
| 2007 | 6 | 9 |
| 2008 | 6 | 8 |
| 2009 | 4 | 11 |
| 2010 | 9 | 18 |
| 2011 | 10 | 10 |
| 2012 | 9 | 9 |
| 2013 | 6 | 8 |
| 2014 | 12 | 17 |
| 2015 | 7 | 10 |
| 2016 | 6 | 15 |
| 2017 | 9 | 14 |
| 2018 | 14 | 10 |
| 2019 | 13 | 7 |
| 2020 | 5 | 7 |
| 2021 | 5 | 7 |
| 2022 | 6 | 4 |
| 2023 | 3 | 7 |
| 2024 | 2 | 5 |
| 2025 | 4 | 10 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Anti-coking iron spinel surface2 Jun 2026US 12,644,173 B2NOVA Chemicals (International) S.A.
- Process to treat heavy oil or bitumen or mixtures of dilutants and heavy oil or bitumen26 May 2026US 12,636,590 B2
- Calculation method for thickness of inner oxide layer of martensitic heat-resistant steel in steam environment7 Apr 2026US 12,596,003 B2
- Method for modifying the fluorine distribution in a hydrocarbon compound6 Jan 2026US 12,516,005 B2Arkema France
- Catalytic reactor for the conversion of carbon dioxide and hydrogen to syngas5 Aug 2025US 12,377,394 B2Infinium Technology, LLC
- High-pressure reactor27 Aug 2026US 2026/0250800 A1Gem Co., Ltd.
- Methods of operating chemical processing vessels that include shrouds30 Jul 2026US 2026/0216679 A1Dow Global Technologies LLC
- System and method for resistively heated element for thermal reactor18 Jun 2026US 2026/0166513 A1Circularity Fuels, Inc.
- Urea plant with valve; urea production process; use and method21 May 2026US 2026/0138106 A1Stamicarbon B. V.
- Cxatalytic reactor for the conversion of carbon dioxide and hydrogen to syngas19 Mar 2026US 2026/0077326 A1Infinium Technology, LLC
Most cited
By later US patents
- Protective metal oxide films on metal or alloy substrate surfaces susceptible to coking, corrosion or catalytic activity105US 4,297,150 AThe British Petroleum Company p.l.c. · 1981
- High temperature high pressure capsule for processing materials in supercritical fluids88US 7,125,453 B2General Electric Company · 2006
- Two-step process for the preparation of a (co)polycarbonate by transesterification82US 5,498,688 ADaicel Chemical Industries, Ltd. · 1996
- Coated articles and method for the prevention of fuel thermal degradation deposits80US 5,805,973 AGeneral Electric Company · 1998
- Method for operating a combination partial oxidation and steam reforming fuel processor73US 6,521,204 B1General Motors Corporation · 2003