Male coupling member
US-11118717-B2 · Sep 14, 2021 · US
Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers
Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers · 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 | F16L55/24 |
| Official title | Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers |
| Display label | Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 9 |
| 2017 | 11 |
| 2018 | 13 |
| 2019 | 6 |
| 2020 | 12 |
| 2021 | 11 |
| 2022 | 19 |
| 2023 | 12 |
| 2024 | 9 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods of conducting coiled tubing operations
US-2021189807-A1 · Jun 24, 2021 · US
Exhaust pipe device
US-2021062337-A1 · Mar 4, 2021 · US
Device for resuspension of solids in slurry pipe transport
US-2021053775-A1 · Feb 25, 2021 · US
Manifold assembly and method of use
US-2021031126-A1 · Feb 4, 2021 · US
Removable trap stations for hydrocarbon flowlines
US-10905975-B2 · Feb 2, 2021 · US
Expansion pipe joint and incineration ash treatment facility
US-2020386353-A1 · Dec 10, 2020 · US
Deposit disintegrator compositions
US-2020325385-A1 · Oct 15, 2020 · US
Piping unit, or air conditioner system
US-2020284444-A1 · Sep 10, 2020 · US
Visible, removable filter for water tools
US-2020263824-A1 · Aug 20, 2020 · US
Flow restrictor for a plug valve
US-2020248838-A1 · Aug 6, 2020 · US
Heated pipe for liquid flows
US-10703500-B2 · Jul 7, 2020 · US
Strainer for turbine engine oil
US-10688421-B2 · Jun 23, 2020 · US
Separator device
US-2020179951-A1 · Jun 11, 2020 · US
Separator device
US-10668487-B2 · Jun 2, 2020 · US
Removable Trap Stations for Hydrocarbon Flowlines
US-2020155973-A1 · May 21, 2020 · US
Hose line, and filter screen for a hose line
US-10549221-B2 · Feb 4, 2020 · US
Heated pipe for liquid flows
US-2020017231-A1 · Jan 16, 2020 · US
Coupling member
US-10487949-B2 · Nov 26, 2019 · US
Substrate processing device
US-2019201949-A1 · Jul 4, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L55/24?
- CPC F16L55/24 is the Cooperative Patent Classification code for “Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers.”
- How many patents are filed under CPC F16L55/24 (Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC F16L55/24 growing?
- Publication counts under this code: 9 in 2024 vs 10 in 2025 (latest complete years).