Integration of adsorption device and gas fermentation
US-2025197792-A1 · Jun 19, 2025 · US
Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695
Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695 · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B2203/80 |
| Official title | Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695 |
| Display label | Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695 |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for producing hydrogen gas from methane and oxygen
US-2025059028-A1 · Feb 20, 2025 · US
Systems and methods for producing hydrogen gas from water and methane
US-2025059029-A1 · Feb 20, 2025 · US
Systems and methods for producing hydrogen gas from methane and carbon dioxide
US-2025059033-A1 · Feb 20, 2025 · US
Method for ammonia cracking hydrogen separation
US-2024343559-A1 · Oct 17, 2024 · US
Methods and Systems Utilizing Methane Pyrolysis Integrated with Carbon Dioxide Conversion for Producing Low-carbon Intensity Fuels
US-2024279554-A1 · Aug 22, 2024 · US
Ammonia cracking for green hydrogen
US-2024253982-A1 · Aug 1, 2024 · US
Co-production of Hydrogen and Sulfuric Acid by Partial Oxidation of Sulfur
US-2024092635-A1 · Mar 21, 2024 · US
Process and plant for producing methanol and synthesis gas
US-2024059637-A1 · Feb 22, 2024 · US
Method for cracking ammonia
US-2023383420-A1 · Nov 30, 2023 · US
Dehydrogenation method and hydrogen production system using the same
US-2023348266-A1 · Nov 2, 2023 · US
Combined fuel cell and digestion system and method of operating thereof
US-2023335766-A1 · Oct 19, 2023 · US
System network and method for operating a system network of this type for producing higher alcohols
US-2023219815-A1 · Jul 13, 2023 · US
Natural gas reforming system and process thereof
US-2023166968-A1 · Jun 1, 2023 · US
Method and plant for producing hydrogen
US-2023046387-A1 · Feb 16, 2023 · US
Hydrogen storage method, hydrogen gas production method and hydrogen gas production system
US-2023002221-A1 · Jan 5, 2023 · US
Synthesis gas production process for the implementation of a natural gas liquefaction
US-11408672-B2 · Aug 9, 2022 · US
Olefin and methanol co-production plant and olefin and methanol co-production method
US-10988427-B2 · Apr 27, 2021 · US
Olefin and methanol co-production plant and olefin and methanol co-production method
US-2020347000-A1 · Nov 5, 2020 · US
Engine fuel-reforming reactors, systems, and methods
US-10815123-B2 · Oct 27, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B2203/80?
- CPC C01B2203/80 is the Cooperative Patent Classification code for “Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695.”
- How many patents are filed under CPC C01B2203/80 (Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C01B2203/80 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).