Systems and methods for measuring blood pressure
US-12318176-B2 · Jun 3, 2025 · US
with a breakable closure member
with a breakable closure member · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16K13/04 |
| Official title | {with a breakable closure member} |
| Display label | with a breakable closure member |
| Total patents | 59 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 12 |
| 2022 | 7 |
| 2023 | 1 |
| 2024 | 9 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Safety valve for high-pressure tank
US-2025155040-A1 · May 15, 2025 · US
Adhesive cartridge
US-12240674-B2 · Mar 4, 2025 · US
Pressure relief valve and fuel cell fluid supply system equipped with same
US-12221943-B2 · Feb 11, 2025 · US
Configurable fluid channel sealing devices and methods
US-12163594-B2 · Dec 10, 2024 · US
Electrochemical Energy Store, Means of Transport, Cell Vent and Method for Manufacturing a Cell Vent
US-2024392885-A1 · Nov 28, 2024 · US
Systems and methods for measuring blood pressure
US-2024277240-A1 · Aug 22, 2024 · US
Triggerable mechanisms and fragment containment arrangements for self-destructing frangible structures and sealed vessels
US-12013043-B2 · Jun 18, 2024 · US
Systems and methods for measuring blood pressure
US-11944415-B2 · Apr 2, 2024 · US
Mechanical triggers and triggering methods for self-destructing frangible structures and sealed vessels
US-11904986-B2 · Feb 20, 2024 · US
Sampler trigger mechanism
US-11906399-B2 · Feb 20, 2024 · US
Pneumatic valve with rupturable membrane
US-11886212-B2 · Jan 30, 2024 · US
Configurable Fluid Channel Sealing Devices and Methods
US-2024026984-A1 · Jan 25, 2024 · US
Configurable fluid channel sealing devices and methods
US-11815189-B2 · Nov 14, 2023 · US
3D printed maze in pressure regulating valve
US-11396979-B2 · Jul 26, 2022 · US
Triggerable mechanisms and fragment containment arrangements for self-destructing frangible structures and sealed vessels
US-2022196169-A1 · Jun 23, 2022 · US
Mechanical triggers and triggering methods for self-destructing frangible structures and sealed vessels
US-2022194524-A1 · Jun 23, 2022 · US
Systems for rupturing a vacuum in a medical imaging device
US-11313481-B2 · Apr 26, 2022 · US
Enclosure vent assembly
US-2022112962-A1 · Apr 14, 2022 · US
Membrane puncturing mechanism
US-11274754-B2 · Mar 15, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K13/04?
- CPC F16K13/04 is the Cooperative Patent Classification code for “with a breakable closure member.”
- How many patents are filed under CPC F16K13/04 (with a breakable closure member)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC F16K13/04 growing?
- Publication counts under this code: 9 in 2024 vs 4 in 2025 (latest complete years).