Valve packing apparatus and related methods
US-2025137553-A1 · May 1, 2025 · US
Means for facilitating the removal of the packing · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16J15/189 |
| Official title | {Means for facilitating the removal of the packing} |
| Display label | Means for facilitating the removal of the packing |
| Total patents | 12 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025137553-A1 · May 1, 2025 · US
US-12215801-B2 · Feb 4, 2025 · US
US-11959476-B2 · Apr 16, 2024 · US
US-2024068596-A1 · Feb 29, 2024 · US
US-2023295997-A1 · Sep 21, 2023 · US
US-2023258175-A1 · Aug 17, 2023 · US
US-11649689-B1 · May 16, 2023 · US
US-2023147369-A1 · May 11, 2023 · US
US-2023101258-A1 · Mar 30, 2023 · US
US-10746320-B2 · Aug 18, 2020 · US
US-2019137002-A1 · May 9, 2019 · US
US-9341039-B2 · May 17, 2016 · US