Drain cleaner fluid management
US-2025353048-A1 · Nov 20, 2025 · US
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with a tank featuring one or more partition walls
with a tank featuring one or more partition walls · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E03F7/103 |
| Official title | {with a tank featuring one or more partition walls} |
| Display label | with a tank featuring one or more partition walls |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Drain cleaner fluid management
US-12383937-B2 · Aug 12, 2025 · US
Drain cleaner fluid management
US-2024024931-A1 · Jan 25, 2024 · US
Drain cleaner fluid management
US-11826798-B2 · Nov 28, 2023 · US
Drain cleaner fluid management
US-2021299714-A1 · Sep 30, 2021 · US
Drain cleaner fluid management
US-11072004-B2 · Jul 27, 2021 · US
Service mode selection system for service vehicle
US-10802699-B2 · Oct 13, 2020 · US
Drain cleaner fluid management
US-2020179994-A1 · Jun 11, 2020 · US
Shower drain box
US-10415228-B2 · Sep 17, 2019 · US
Service mode selection system for service vehicle
US-2019163340-A1 · May 30, 2019 · US
Shower Drain Box
US-2018080211-A1 · Mar 22, 2018 · US
Packaged liquid reclamation system
US-9528259-B2 · Dec 27, 2016 · US