F25J 2210/50
Oxygen
F25J2210/50 (Oxygen) appears on 85 US grants and 77 published applications in this corpus.
Search patents in F25J- Granted patents
- 85
- Published applications
- 77
- Assignees
- 54
- Inventors
- 163
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 1 | 5 |
| 2005 | 3 | 4 |
| 2006 | 1 | 3 |
| 2007 | 3 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 6 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 2 | 3 |
| 2015 | 0 | 0 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 1 | 3 |
| 2021 | 1 | 4 |
| 2022 | 1 | 7 |
| 2023 | 3 | 8 |
| 2024 | 4 | 8 |
| 2025 | 7 | 5 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions25 Aug 2026US 12,716,650 B2Saipem S.P.A.
- System for storing and producing energy to stabilize the power network26 May 2026US 12,638,234 B2Saipem S.P.A.
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions28 Apr 2026US 12,613,064 B2Saipem S.P.A.
- Plant and method for producing hydrogen at cryogenic temperature10 Mar 2026US 12,571,584 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Device and method for producing hydrogen and byproduct oxygen by using green electricity electrolyzed water16 Dec 2025US 12,497,705 B2Hangzhou Oxygen Plant Group Co., Ltd.
- System and method for the production and supply of a densified liquid oxygen product20 Aug 2026US 2026/0243506 A1
- System for producing compressed hydrogen13 Aug 2026US 2026/0234824 A1Ceres Intellectual Property Company Limited
- Gas collection chamber with adsorber26 Feb 2026US 2026/0054270 A1Lunar Helium-3 Mining, LLC
- Processing Gases18 Dec 2025US 2025/0383143 A1NET Power LLC
- System and method for the production and supply of a densified liquid oxygen product25 Sep 2025US 2025/0297802 A1
Most cited
By later US patents
- Power plant with carbon dioxide capture and zero pollutant emissions254US 5,724,805 AUniversity of Massachusetts Lowell · 1998
- Process for recovering hydrogen from a multi-component gas stream113US 4,654,063 AAir Products and Chemicals, Inc. · 1987
- Combined air separation natural gas liquefaction plant104US 7,143,606 B2L'Air Liquide-Societe Anonyme a'Directoire et Conseil de Surveillance pour l'Etide et l'Exploitation des Procedes Georges Claude · 2006
- Advanced hybrid coal gasification cycle utilizing a recycled working fluid63US 6,877,322 B2Foster Wheeler Energy Corporation · 2005
- Process for the generation of gaseous and/or liquid nitrogen49US 4,595,405 AAir Products and Chemicals, Inc. · 1986