Coupling element and process for manufacturing such a coupling element
US-12516761-B2 · Jan 6, 2026 · US
Joints tightened by toggle-action levers
Joints tightened by toggle-action levers · 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 | F16L37/20 |
| Official title | Joints tightened by toggle-action levers |
| Display label | Joints tightened by toggle-action levers |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coupling element and process for manufacturing such a coupling element
US-12510198-B2 · Dec 30, 2025 · US
Quick disconnect adapter
US-12504107-B2 · Dec 23, 2025 · US
Inflator valve connector
US-12215795-B2 · Feb 4, 2025 · US
Coupling element and process for manufacturing such a coupling element
US-2025035245-A1 · Jan 30, 2025 · US
Coupling element and process for manufacturing such a coupling element
US-2025035244-A1 · Jan 30, 2025 · US
Lockable exchangeable fluid connector and method
US-12181091-B2 · Dec 31, 2024 · US
Inflator Valve Connector
US-2024418281-A1 · Dec 19, 2024 · US
Pressure vessel
US-2024274845-A1 · Aug 15, 2024 · US
Quick-disconnect assembly for a fluid line in a server
US-11906092-B2 · Feb 20, 2024 · US
Quick connector structure for automobiles
US-11796104-B2 · Oct 24, 2023 · US
Quick-Disconnect Assembly For A Fluid Line In A Server
US-2023304618-A1 · Sep 28, 2023 · US
Lockable Exchangeable Fluid Connector and Method
US-2023184362-A1 · Jun 15, 2023 · US
Valve connector switchable between locking and releasing
US-11608922-B2 · Mar 21, 2023 · US
Quick disconnect adapter
US-2023077622-A1 · Mar 16, 2023 · US
Checking tool for tube coupler
US-11320078-B2 · May 3, 2022 · US
Multi-coupler manifold with manual and automatic pressure relief
US-2022034436-A1 · Feb 3, 2022 · US
Valve connector switchable between locking and releasing
US-2021388927-A1 · Dec 16, 2021 · US
Quick connect joint
US-11002394-B2 · May 11, 2021 · US
Quick connector structure for automobiles
US-2021102651-A1 · Apr 8, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L37/20?
- CPC F16L37/20 is the Cooperative Patent Classification code for “Joints tightened by toggle-action levers.”
- How many patents are filed under CPC F16L37/20 (Joints tightened by toggle-action levers)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC F16L37/20 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).