C01B 2203/1229
Ethanol
C01B2203/1229 (Ethanol) appears on 193 US grants and 262 published applications in this corpus.
Search patents in C01B- Granted patents
- 193
- Published applications
- 262
- Assignees
- 142
- Inventors
- 532
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 7 |
| 2003 | 2 | 6 |
| 2004 | 3 | 3 |
| 2005 | 4 | 11 |
| 2006 | 6 | 15 |
| 2007 | 3 | 18 |
| 2008 | 3 | 21 |
| 2009 | 9 | 16 |
| 2010 | 14 | 35 |
| 2011 | 21 | 12 |
| 2012 | 20 | 14 |
| 2013 | 13 | 7 |
| 2014 | 9 | 8 |
| 2015 | 11 | 13 |
| 2016 | 5 | 9 |
| 2017 | 8 | 8 |
| 2018 | 5 | 4 |
| 2019 | 8 | 10 |
| 2020 | 4 | 7 |
| 2021 | 6 | 4 |
| 2022 | 5 | 13 |
| 2023 | 7 | 9 |
| 2024 | 7 | 3 |
| 2025 | 7 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the dehydrogenation of ethanol in a multitubular reactor17 Mar 2026US 12,577,187 B2Compagnie Generale Des Etablissements Michelin
- High temperature CO2 steam and H2 reactions for environmental benefits11 Nov 2025US 12,465,887 B2MHI Health Devices, LLC
- Oxidative reforming and electrolysis system and process for hydrogen generation4 Nov 2025US 12,459,815 B2Pcc Hydrogen Inc.
- Liquid phase reforming of oxygenates for hydrogen production7 Oct 2025US 12,434,965 B2Gti Energy
- Method and system for converting non-methane hydrocarbons to recover hydrogen gas and/or methane gas therefrom29 Jul 2025US 12,371,320 B2Proteum Energy, LLC
- Apparatus and method for production of syngas6 Aug 2026US 2026/0225057 A1Council of Scientific and Industrial Research
- Group (viii) catalysts for generation of green hydrogen and acetic acid from ethanol and its mechanism thereof29 Jan 2026US 2026/0028301 A1Indian Institute of Technology, Guwahati
- Reactor for conversion of hydrocarbons and oxygenates to syngas and hydrogen21 Aug 2025US 2025/0263295 A1Pcc Hydrogen Inc.
- Reactor for conversion of hydrocarbons and oxygenates to syngas and hydrogen17 Apr 2025US 2025/0122076 A1Pcc Hydrogen Inc.
- Room temperature liquid metal catalysts and methods of use10 Apr 2025US 2025/0114770 A1The Regents of the University of California
Most cited
By later US patents
- Catalytic ceramic membrane steam-hydrocarbon reformer269US 5,229,102 AMedalert Corporation · 1993
- Fuel cell system with combustor-heated reformer172US 6,077,620 AGeneral Motors Corporation · 2000
- Integrated hydrocarbon reforming system and controls150US 6,641,625 B1Nuvera Fuel Cells, LLC · 2003
- Reactor-membrane permeator process for hydrocarbon reforming and water gas-shift reactions135US 6,090,312 A2000
- Catalytic ceramic membrane steam/hydrocarbon reformer128US 4,981,676 A1991