Control device for filter installations
US-12553537-B2 · Feb 17, 2026 · US
a rigid body being located within the tubular diaphragm · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16K7/075 |
| Official title | {a rigid body being located within the tubular diaphragm} |
| Display label | a rigid body being located within the tubular diaphragm |
| Total patents | 12 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12553537-B2 · Feb 17, 2026 · US
US-2024353022-A1 · Oct 24, 2024 · US
US-11578810-B2 · Feb 14, 2023 · US
US-11519511-B1 · Dec 6, 2022 · US
US-11204100-B1 · Dec 21, 2021 · US
US-2021381613-A1 · Dec 9, 2021 · US
US-11125350-B2 · Sep 21, 2021 · US
US-10794498-B2 · Oct 6, 2020 · US
US-2020292089-A1 · Sep 17, 2020 · US
US-10502327-B1 · Dec 10, 2019 · US
US-2019195371-A1 · Jun 27, 2019 · US
US-9222593-B1 · Dec 29, 2015 · US