C10L 3/104
Carbon dioxide
Official title: {Carbon dioxide}
C10L3/104 (Carbon dioxide) appears on 519 US grants and 703 published applications in this corpus.
Search patents in C10L- Granted patents
- 519
- Published applications
- 703
- Assignees
- 252
- Inventors
- 1,221
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 12 |
| 2012 | 6 | 23 |
| 2013 | 9 | 27 |
| 2014 | 16 | 31 |
| 2015 | 20 | 45 |
| 2016 | 30 | 40 |
| 2017 | 42 | 74 |
| 2018 | 51 | 77 |
| 2019 | 61 | 51 |
| 2020 | 45 | 58 |
| 2021 | 42 | 48 |
| 2022 | 45 | 58 |
| 2023 | 39 | 56 |
| 2024 | 43 | 40 |
| 2025 | 43 | 39 |
| 2026 | 20 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas separation system and method for producing methane-enriched gas15 Sep 2026US 12,734,474 B2Ube Corporation
- Generate hydrogen as fuel at natural gas processing plant to reduce carbon dioxide emissions11 Aug 2026US 12,704,082 B2Saudi Arabian Oil Company
- Process for concentrating CO2 from air and dilute CO2 streams using MOF based physisorbents28 Jul 2026US 12,691,432 B2King Abdullah University of Science and Technology
- Fluid separation membranes and use thereof7 Jul 2026US 12,673,298 B1Semicom Dwc-LLC
- Separating carbon dioxide and hydrogen from a multicomponent gaseous stream7 Jul 2026US 12,674,107 B2Saudi Arabian Oil Company
- Production of renewable fuel from nutrient-laden waste by a reduced-carbon process1 Oct 2026US 2026/0297429 A1Kore Infrastructure
- Compositions and methods for carbon dioxide capture and fluid sweetening10 Sep 2026US 2026/0263993 A1Solugen, Inc.
- Acidic gas removal from a post combustion process stream9 Jul 2026US 2026/0192241 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Systems and methods of renewable natural gas processing9 Jul 2026US 2026/0192242 A1
- Systems for aggregating and processing of biogas to biomethane18 Jun 2026US 2026/0166482 A1California Bioenergy, LLC
Most cited
By later US patents
- Process for recovering sulfur from fuel gases containing hydrogen sulfide, carbon dioxide, and carbonyl sulfide97US 3,989,811 AShell Oil Company · 1976
- Method and apparatus to start-up controlled freezing zone process and purify the product stream90US 5,062,270 AExxon Production Research Company · 1991
- Natural gas separation using nitrogen-selective membranes65US 6,565,626 B1Membrane Technology and Research, Inc. · 2003
- Rapid temperature swing adsorption contactors for gas separation56US 8,673,059 B2ExxonMobil Research and Engineering Company · 2014
- Methods of removing contaminants from hydrocarbon stream by swing adsorption and related apparatus and systems53US 9,034,079 B2ExxonMobil Upstream Research Company · 2015