Liquid storage container
US-2025091355-A1 · Mar 20, 2025 · US
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Spring-loaded valves
Spring-loaded valves · 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 | B65D49/08 |
| Official title | Spring-loaded valves |
| Display label | Spring-loaded valves |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Liquid storage container
US-12187041-B2 · Jan 7, 2025 · US
Liquid storage container
US-12168352-B2 · Dec 17, 2024 · US
Valve and package provided with the same
US-11988293-B2 · May 21, 2024 · US
Liquid storage container
US-2024017550-A1 · Jan 18, 2024 · US
Liquid storage container
US-2023302804-A1 · Sep 28, 2023 · US
Liquid storage container
US-11760101-B2 · Sep 19, 2023 · US
Liquid storage container
US-11701890-B2 · Jul 18, 2023 · US
Liquid storage container
US-2022016892-A1 · Jan 20, 2022 · US
Liquid storage container
US-2022016894-A1 · Jan 20, 2022 · US
Valve and package provided with the same
US-2021341068-A1 · Nov 4, 2021 · US
Distribution device to distribute a cosmetic product as a spray
US-2018002080-A1 · Jan 4, 2018 · US
Protective cap for a dispenser, and discharge device for discharging pharmaceutical and/or cosmetical liquids
US-9669974-B2 · Jun 6, 2017 · US