Method of manufacturing diester-based compound
US-2023150911-A1 · May 18, 2023 · US
Formation of deposits other than coke
Formation of deposits other than coke · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J2219/00252 |
| Official title | Formation of deposits other than coke |
| Display label | Formation of deposits other than coke |
| Total patents | 82 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 7 |
| 2018 | 6 |
| 2019 | 13 |
| 2020 | 3 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 8 |
| 2024 | 7 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device comprising lateral injections of liquid for limiting the phenomena of solid deposits in items of equipment with a conical bottom
US-11549074-B2 · Jan 10, 2023 · US
Apparatus for preparing oligomer
US-11511255-B2 · Nov 29, 2022 · US
Apparatus for preparing oligomer
US-2022347648-A1 · Nov 3, 2022 · US
Easily polymerizable substance handling device
US-2022316627-A1 · Oct 6, 2022 · US
Petrochemical processing systems and methods for reducing the deposition and accumulation of solid deposits during petrochemical processing
US-2022220392-A1 · Jul 14, 2022 · US
Petrochemical processing systems and methods for reducing the deposition and accumulation of solid deposits during petrochemical processing
US-11384291-B1 · Jul 12, 2022 · US
Catalytic reactor with floating particle catcher
US-2022212155-A1 · Jul 7, 2022 · US
Steam quench performance improvement
US-11319494-B2 · May 3, 2022 · US
Hydrocarbon conversion process with recycling of reduction effluents
US-2022064549-A1 · Mar 3, 2022 · US
Reactor cleaning apparatus and reactor cleaning method
US-2022055081-A1 · Feb 24, 2022 · US
Polymeric materials
US-2022033532-A1 · Feb 3, 2022 · US
Metallocene catalyst feed system for solution polymerization process
US-11213798-B2 · Jan 4, 2022 · US
Apparatus for preparing oligomer
US-2021362118-A1 · Nov 25, 2021 · US
Fluidized bed reactor
US-11173463-B2 · Nov 16, 2021 · US
Device and process under conditions close to the supercritical range or under supercritical conditions
US-11123701-B2 · Sep 21, 2021 · US
Fluidized bed reactor
US-2021220790-A1 · Jul 22, 2021 · US
High pressure strippers for use in urea plants
US-2021187471-A1 · Jun 24, 2021 · US
Device comprising lateral injections of liquid for limiting the phenomena of solid deposits in items of equipment with a conical bottom
US-2021095214-A1 · Apr 1, 2021 · US
Device and process under conditions close to the supercritical range or under supercritical conditions
US-2021077966-A1 · Mar 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J2219/00252?
- CPC B01J2219/00252 is the Cooperative Patent Classification code for “Formation of deposits other than coke.”
- How many patents are filed under CPC B01J2219/00252 (Formation of deposits other than coke)?
- Our database includes 82 publications tagged with this CPC code.
- Is patent activity under CPC B01J2219/00252 growing?
- Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).