Low erosion fluid conduit with sharp section geometry
US-11002386-B2 · May 11, 2021 · US
Bends; Siphons (with cleaning apertures F16L45/00)
Bends; Siphons (with cleaning apertures F16L45/00) · 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 | F16L43/00 |
| Official title | Bends; Siphons (with cleaning apertures F16L45/00) |
| Display label | Bends; Siphons (with cleaning apertures F16L45/00) |
| Total patents | 158 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 18 |
| 2020 | 14 |
| 2021 | 20 |
| 2022 | 19 |
| 2023 | 24 |
| 2024 | 15 |
| 2025 | 16 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat exchange system with siphon for draining a condensate
US-10852035-B2 · Dec 1, 2020 · US
Impact reducer for drainage stacks
US-2020332506-A1 · Oct 22, 2020 · US
Piping member and fluid transport device
US-2020325885-A1 · Oct 15, 2020 · US
Rod and liquid paint suction assembly and method of manufacturing such a rod
US-2020306782-A1 · Oct 1, 2020 · US
Pipe Assembly Insulation and Vapor Barrier
US-2020278070-A1 · Sep 3, 2020 · US
Coolant system pressure drop reduction
US-10760672-B2 · Sep 1, 2020 · US
Heat exchange system with siphon for draining a condensate
US-2020263901-A1 · Aug 20, 2020 · US
Low Erosion Fluid Conduit with Sharp Section Geometry
US-2020232583-A1 · Jul 23, 2020 · US
Threaded connection of a duct
US-2020224802-A1 · Jul 16, 2020 · US
Curved flow channel with built-in lattice structure
US-10704726-B2 · Jul 7, 2020 · US
Nested flange joint
US-10612418-B2 · Apr 7, 2020 · US
Fitting having tabbed retainer and observation apertures
US-10605394-B2 · Mar 31, 2020 · US
Composite connectors and methods of manufacturing the same
US-2020049296-A1 · Feb 13, 2020 · US
Robot cleaner
US-2020001468-A1 · Jan 2, 2020 · US
Flow channel structure
US-10520137-B2 · Dec 31, 2019 · US
Hydrant Adapter with Stainless Drain
US-2019390805-A1 · Dec 26, 2019 · US
Connection assembly for an air maintenance tire
US-10513157-B2 · Dec 24, 2019 · US
Tubular body
US-10507618-B2 · Dec 17, 2019 · US
Fluid connection device for a motor vehicle
US-2019353290-A1 · Nov 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L43/00?
- CPC F16L43/00 is the Cooperative Patent Classification code for “Bends; Siphons (with cleaning apertures F16L45/00).”
- How many patents are filed under CPC F16L43/00 (Bends; Siphons (with cleaning apertures F16L45/00))?
- Our database includes 158 publications tagged with this CPC code.
- Is patent activity under CPC F16L43/00 growing?
- Publication counts under this code: 15 in 2024 vs 16 in 2025 (latest complete years).