Cage apparatus having fluid passageways to affect flow characteristics of valves
US-9845901-B2 · Dec 19, 2017 · US
with streamlined valve member around which the fluid flows when the valve is opened
with streamlined valve member around which the fluid flows when the valve is opened · 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 | F16K1/12 |
| Official title | with streamlined valve member around which the fluid flows when the valve is opened |
| Display label | with streamlined valve member around which the fluid flows when the valve is opened |
| Total patents | 296 |
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 | 9 |
| 2016 | 38 |
| 2017 | 40 |
| 2018 | 57 |
| 2019 | 53 |
| 2020 | 28 |
| 2021 | 22 |
| 2022 | 15 |
| 2023 | 17 |
| 2024 | 9 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valve plugs having curved notches
US-2017350513-A1 · Dec 7, 2017 · US
Valve with self-aligning stem tip
US-2017343115-A1 · Nov 30, 2017 · US
High pressure high flow digital valve with locking poppets and backflow prevention
US-2017298709-A1 · Oct 19, 2017 · US
Motor-driven valve
US-9765900-B2 · Sep 19, 2017 · US
Flow rate adjusting device
US-2017220051-A1 · Aug 3, 2017 · US
Adjustable, low loss valve for providing high pressure loop exhaust gas recirculation
US-2017211522-A1 · Jul 27, 2017 · US
Double port pressure regulator with floating seat
US-9678514-B2 · Jun 13, 2017 · US
Outlet for a Urostomy Appliance
US-2017156919-A1 · Jun 8, 2017 · US
Flow diverter with antisiphon
US-2017152652-A1 · Jun 1, 2017 · US
Method for manufacturing a valve spindle
US-9616498-B2 · Apr 11, 2017 · US
A mechanical automatic urinal-toilet flusher and its mechanism thereof
US-2017051484-A1 · Feb 23, 2017 · US
Valve for Reciprocating Pump Assembly
US-2017002947-A1 · Jan 5, 2017 · US
Solenoid Valve for a Fuel System
US-2016369914-A1 · Dec 22, 2016 · US
Motor-driven valve
US-2016369911-A1 · Dec 22, 2016 · US
Shut-off Valve for Integration into a Gas Meter
US-2016369898-A1 · Dec 22, 2016 · US
By-pass valve
US-2016349770-A1 · Dec 1, 2016 · US
Motor-driven valve
US-2016341336-A1 · Nov 24, 2016 · US
Valve assembly
US-2016327164-A1 · Nov 10, 2016 · US
Digital linear actuator large port side-gated control valve for electronic throttle control
US-2016319751-A1 · Nov 3, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K1/12?
- CPC F16K1/12 is the Cooperative Patent Classification code for “with streamlined valve member around which the fluid flows when the valve is opened.”
- How many patents are filed under CPC F16K1/12 (with streamlined valve member around which the fluid flows when the valve is opened)?
- Our database includes 296 publications tagged with this CPC code.
- Is patent activity under CPC F16K1/12 growing?
- Publication counts under this code: 9 in 2024 vs 7 in 2025 (latest complete years).