Methods and systems for reducing contaminants in a feed stream
US-12533615-B2 · Jan 27, 2026 · US
plural parallel stages only
plural parallel stages only · 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 | C10G55/08 |
| Official title | plural parallel stages only |
| Display label | plural parallel stages only |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 8 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for producing middle distillates
US-2025283004-A1 · Sep 11, 2025 · US
Hydrocarbon pyrolysis of feeds containing mercury
US-12351762-B2 · Jul 8, 2025 · US
Process for debottlenecking fcc wet gas compressor and gas plant
US-2024417633-A1 · Dec 19, 2024 · US
Methods and systems for reducing contaminants in a feed stream
US-2024399279-A1 · Dec 5, 2024 · US
Apparatus and process for the enhanced production of aromatic compounds
US-11820949-B2 · Nov 21, 2023 · US
Process for production of needle coke
US-11788013-B2 · Oct 17, 2023 · US
High severity fluidized catalytic cracking systems and processes for producing olefins from petroleum feeds
US-11760945-B2 · Sep 19, 2023 · US
Hydrocarbon Pyrolysis of Feeds Containing Mercury
US-2023220287-A1 · Jul 13, 2023 · US
Hydrocracking process and device with reduction of polynuclear aromatic compounds
US-11459514-B2 · Oct 4, 2022 · US
Production of light olefins from crude oil via fluid catalytic cracking process and apparatus
US-11401475-B2 · Aug 2, 2022 · US
Apparatus and process for the enhanced production of aromatic compounds
US-2022228075-A1 · Jul 21, 2022 · US
Process for production of needle coke
US-2022089955-A1 · Mar 24, 2022 · US
Conversion of crude oil to aromatic and olefinic petrochemicals
US-11261388-B2 · Mar 1, 2022 · US
Systems and processes for direct converting distillate fractions of crude oil to olefins
US-2022017829-A1 · Jan 20, 2022 · US
Processing facility to form hydrogen and petrochemicals
US-11193072-B2 · Dec 7, 2021 · US
Conversion of crude oil to aromatic and olefinic petrochemicals
US-11162038-B2 · Nov 2, 2021 · US
Production of light olefins from crude oil via fluid catalytic cracking process and apparatus
US-2021284921-A1 · Sep 16, 2021 · US
Processing facility to form hydrogen and petrochemicals
US-2021163832-A1 · Jun 3, 2021 · US
High severity fluidized catalytic cracking systems and processes for producing olefins from petroleum feeds
US-2021047573-A1 · Feb 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10G55/08?
- CPC C10G55/08 is the Cooperative Patent Classification code for “plural parallel stages only.”
- How many patents are filed under CPC C10G55/08 (plural parallel stages only)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC C10G55/08 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).