Piping system
US-10518296-B2 · Dec 31, 2019 · US
comprising junction pieces for four or more pipe members
comprising junction pieces for four or more pipe members · 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 | F16L41/03 |
| Official title | comprising junction pieces for four or more pipe members |
| Display label | comprising junction pieces for four or more pipe members |
| Total patents | 321 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 11 |
| 2017 | 17 |
| 2018 | 9 |
| 2019 | 25 |
| 2020 | 23 |
| 2021 | 29 |
| 2022 | 36 |
| 2023 | 54 |
| 2024 | 44 |
| 2025 | 48 |
| 2026 | 14 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Joint and fluid control device
US-2019390811-A1 · Dec 26, 2019 · US
Fuel/oil manifold
US-10513983-B2 · Dec 24, 2019 · US
Faucet connector
US-10465818-B2 · Nov 5, 2019 · US
Hydraulic connector, particularly for motor vehicle windscreen wiper system
US-10465830-B2 · Nov 5, 2019 · US
Method of making a fluid manifold
US-10458586-B2 · Oct 29, 2019 · US
Pressure regulated coupling manifold assembly
US-2019323641-A1 · Oct 24, 2019 · US
Augmented reality card activation
US-2019303918-A1 · Oct 3, 2019 · US
Transmission valve manifold and method of manufacturing a transmission valve manifold
US-10428933-B2 · Oct 1, 2019 · US
Hydraulic fracturing system, apparatus, and method
US-2019234171-A1 · Aug 1, 2019 · US
Hydraulic connector, particularly for motor vehicle windscreen wiper system
US-10364927-B2 · Jul 30, 2019 · US
Fluid manifold and method of making same
US-2019113166-A1 · Apr 18, 2019 · US
Piping system
US-2018345329-A1 · Dec 6, 2018 · US
Fluid liner wear indicator for suction manifold of reciprocating pump assembly
US-10113679-B2 · Oct 30, 2018 · US
Fluid manifold and method of making same
US-2018266608-A1 · Sep 20, 2018 · US
Modular system and manifolds for introducing fluids into a well
US-2018223640-A1 · Aug 9, 2018 · US
Hydraulic manifold cap web
US-10012337-B2 · Jul 3, 2018 · US
Augmented reality card activation
US-2018174134-A1 · Jun 21, 2018 · US
Transmission valve manifold and method of manufacturing a transmission valve manifold
US-2018087660-A1 · Mar 29, 2018 · US
Adaptor device
US-2018031159-A1 · Feb 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L41/03?
- CPC F16L41/03 is the Cooperative Patent Classification code for “comprising junction pieces for four or more pipe members.”
- How many patents are filed under CPC F16L41/03 (comprising junction pieces for four or more pipe members)?
- Our database includes 321 publications tagged with this CPC code.
- Is patent activity under CPC F16L41/03 growing?
- Publication counts under this code: 44 in 2024 vs 48 in 2025 (latest complete years).