Vacuum-insulated pipe assembly
US-2026036244-A1 · Feb 5, 2026 · US
specially adapted for pipe fittings
specially adapted for pipe fittings · 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 | F16L58/18 |
| Official title | specially adapted for pipe fittings |
| Display label | specially adapted for pipe fittings |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cutting and drawing manual orbital machine of the pipe preservation system
US-12528218-B2 · Jan 20, 2026 · US
Electrochemical corrosion-resistant connector for a liquid chromatography system
US-2025362279-A1 · Nov 27, 2025 · US
Desiccant shipping cap
US-2025341273-A1 · Nov 6, 2025 · US
Compact End Fitting Assembly For Composite Pipe
US-2025305610-A1 · Oct 2, 2025 · US
Coupling device
US-2025164048-A1 · May 22, 2025 · US
Swivel assembly formed of a corrosion-resistant material
US-12222054-B2 · Feb 11, 2025 · US
Swivel assembly formed of a corrosion-resistant material
US-2024011587-A1 · Jan 11, 2024 · US
Fluid conduits with selectively coated surfaces
US-11859757-B2 · Jan 2, 2024 · US
Flexible pipe connector suitable for effecting control and forced circulation of anticorrosive fluids through the annulus of the flexible pipe
US-11549634-B2 · Jan 10, 2023 · US
Fluid conduits with selectively coated surfaces
US-2022178490-A1 · Jun 9, 2022 · US
Clamp for pipe
US-11268647-B2 · Mar 8, 2022 · US
Method of and system for coating a field joint of a pipe
US-11168827-B2 · Nov 9, 2021 · US
Method for coating a pipeline field joint
US-2020149674-A1 · May 14, 2020 · US
Flexible pipe connector suitable for effecting control and forced circulation of anticorrosive fluids through the annulus of the flexible pipe
US-2020096150-A1 · Mar 26, 2020 · US
Method of and System for Coating a Field Joint of a Pipe
US-2019186674-A1 · Jun 20, 2019 · US
Method of and system for coating a field joint of a pipe
US-10215324-B2 · Feb 26, 2019 · US
Techniques for coating pipes
US-10160147-B2 · Dec 25, 2018 · US
Clamp for pipe
US-2018266617-A1 · Sep 20, 2018 · US
Automotive pipe
US-2018056777-A1 · Mar 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L58/18?
- CPC F16L58/18 is the Cooperative Patent Classification code for “specially adapted for pipe fittings.”
- How many patents are filed under CPC F16L58/18 (specially adapted for pipe fittings)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC F16L58/18 growing?
- Publication counts under this code: 2 in 2024 vs 5 in 2025 (latest complete years).