Male or female quick coupling element and quick coupling including such an element
US-10094502-B2 · Oct 9, 2018 · US
by means of balls
by means of balls · 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 | F16L37/23 |
| Official title | by means of balls |
| Display label | by means of balls |
| Total patents | 199 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 16 |
| 2017 | 17 |
| 2018 | 16 |
| 2019 | 20 |
| 2020 | 25 |
| 2021 | 18 |
| 2022 | 22 |
| 2023 | 13 |
| 2024 | 14 |
| 2025 | 15 |
| 2026 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Connector and socket
US-10088088-B2 · Oct 2, 2018 · US
Bouancy apparatus system integrated with a rapid release emergency disconnect system
US-10072784-B2 · Sep 11, 2018 · US
Tool coupler with sliding coupling members for top drive
US-2018252050-A1 · Sep 6, 2018 · US
Fluid apparatus
US-2018252352-A1 · Sep 6, 2018 · US
Hose coupling
US-10024473-B2 · Jul 17, 2018 · US
Female Coupling Element, to be Coupled with a Complementary Male Element and Coupling Comprising Such a Female Element
US-2018180208-A1 · Jun 28, 2018 · US
Pipe joint
US-2018172191-A1 · Jun 21, 2018 · US
Rapid-connect coupler with vent-stop
US-2018156371-A1 · Jun 7, 2018 · US
Connectors and connector assemblies and devices and instruments including them
US-2018128407-A1 · May 10, 2018 · US
Single action push to connect conduit fitting
US-2018128405-A1 · May 10, 2018 · US
Quick coupling
US-2018100613-A1 · Apr 12, 2018 · US
Coupling and hydraulic braking circuit for cycle incorporating such a coupling
US-2018087699-A1 · Mar 29, 2018 · US
Single action push to connect conduit fitting
US-9903518-B2 · Feb 27, 2018 · US
Bayonet coupling for the disconnectable connection of pipelines
US-9863566-B2 · Jan 9, 2018 · US
Rapid-connect coupler with vent-stop
US-9857010-B2 · Jan 2, 2018 · US
Connector and socket
US-2017370512-A1 · Dec 28, 2017 · US
Capillary connection system
US-2017356575-A1 · Dec 14, 2017 · US
Quick-change nozzle, associated nozzle quick-change system and associated application system
US-2017341089-A1 · Nov 30, 2017 · US
Emergency detachable pipe coupling
US-2017336005-A1 · Nov 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L37/23?
- CPC F16L37/23 is the Cooperative Patent Classification code for “by means of balls.”
- How many patents are filed under CPC F16L37/23 (by means of balls)?
- Our database includes 199 publications tagged with this CPC code.
- Is patent activity under CPC F16L37/23 growing?
- Publication counts under this code: 14 in 2024 vs 15 in 2025 (latest complete years).