C01B 3/26
Using catalysts
Official title: using catalysts
C01B3/26 (Using catalysts) appears on 355 US grants and 559 published applications in this corpus.
Search patents in C01B- Granted patents
- 355
- Published applications
- 559
- Assignees
- 338
- Inventors
- 1,344
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 9 |
| 2003 | 5 | 2 |
| 2004 | 2 | 7 |
| 2005 | 3 | 6 |
| 2006 | 3 | 10 |
| 2007 | 5 | 8 |
| 2008 | 6 | 23 |
| 2009 | 7 | 21 |
| 2010 | 6 | 12 |
| 2011 | 11 | 11 |
| 2012 | 14 | 14 |
| 2013 | 17 | 29 |
| 2014 | 18 | 39 |
| 2015 | 22 | 19 |
| 2016 | 20 | 22 |
| 2017 | 14 | 20 |
| 2018 | 14 | 15 |
| 2019 | 19 | 10 |
| 2020 | 14 | 13 |
| 2021 | 11 | 30 |
| 2022 | 17 | 35 |
| 2023 | 22 | 53 |
| 2024 | 24 | 46 |
| 2025 | 25 | 63 |
| 2026 | 28 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermocatalytic decomposition of methane using catalyst system design and operational parameters to control product yield and properties6 Oct 2026US 12,753,072 B2Battelle Memorial Institute
- Kinetic enhancements for thermal pyrolysis process, hybrid thermal-electric pyrolysis, and associated systems and methods6 Oct 2026US 12,753,073 B2Shell USA, Inc.
- Ethane activation systems including a composite media and related reactor apparatuses22 Sep 2026US 12,741,274 B2Battelle Energy Alliance, LLC
- Integrated hydrogen production system and method of use1 Sep 2026US 12,723,313 B2Utility Global, Inc.
- High entropy alloy catalyst for production of hydrogen from natural gas18 Aug 2026US 12,709,541 B2Saudi Arabian Oil Company
- Hydrogen manufacturing system and method for manufacturing hydrogen1 Oct 2026US 2026/0296884 A1Hyundai Motor Company
- Apparatus and method for direct decomposition of hydrocarbon24 Sep 2026US 2026/0285680 A1Mitsubishi Heavy Industries, Ltd.
- Counter-flow electric furnace & methods17 Sep 2026US 2026/0274659 A1Sabic Global Technologies B.V.
- Carbon molecular membrane reactor systems, and methods for fabrication and use thereof3 Sep 2026US 2026/0257193 A1University of Maryland, College Park
- Cobalt-based catalyst for the conversion of hydrocarbons to synthesis gas3 Sep 2026US 2026/0257207 A1BASF SE
Most cited
By later US patents
- Method for simultaneous recovery of hydrogen from water and from hydrocarbons351US 5,525,322 AThe Regents of the University of California · 1996
- Photoelectrochemical device containing a quantum confined group IV semiconductor nanoparticle133US 6,361,660 B12002
- Compact hydrogen generator85US 4,737,161 AInternational Fuel Cells Corporation · 1988
- Portable hydrogen generator-fuel cell apparatus76US 6,653,005 B1University of Central Florida · 2003
- Autothermal methods and systems for fuels conversion64US 6,007,699 AEnergy and Environmental Research Corporation · 1999