Threaded Connection for Pipes and Method for Producing Threaded Connection for Pipes
US-2020400255-A1 · Dec 24, 2020 · US
by metal
by metal · 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 | F16L58/08 |
| Official title | by metal |
| Display label | by metal |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 11 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 16 |
| 2021 | 8 |
| 2022 | 12 |
| 2023 | 9 |
| 2024 | 13 |
| 2025 | 13 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Property enhancement of surfaces by electrolytic micro arc oxidation
US-10871256-B2 · Dec 22, 2020 · US
Electric-resistance-welded stainless clad steel pipe or tube
US-10844993-B2 · Nov 24, 2020 · US
Swivel joint with coated surfaces
US-2020347971-A1 · Nov 5, 2020 · US
Threaded Connection for Pipe and Method for Producing Threaded Connection for Pipe
US-2020292107-A1 · Sep 17, 2020 · US
Method for Producing Plated Black Heart Malleable Cast Iron Member, Plated Black Heart Malleable Cast Iron Member, and Pipe Join
US-2020248279-A1 · Aug 6, 2020 · US
Method of producing electric-resistance-welded stainless clad steel pipe or tube
US-10724670-B2 · Jul 28, 2020 · US
Defect repair using additive manufacturing
US-2020232592-A1 · Jul 23, 2020 · US
Electric-resistance-welded stainless clad steel pipe or tube
US-2020224813-A1 · Jul 16, 2020 · US
Thermal-insulated multi-walled pipe for superconducting power transmission
US-2020200316-A1 · Jun 25, 2020 · US
Threaded Connection for Pipe and Method for Producing Threaded Connection for Pipe
US-2020190683-A1 · Jun 18, 2020 · US
Methods for making multilayer tubular articles
US-10676827-B2 · Jun 9, 2020 · US
Process for lining a steel pipe for the subsea transport of fluids
US-10648607-B2 · May 12, 2020 · US
Threaded Connection for Oil Country Tubular Goods and Method for Producing Threaded Connection for Oil Country Tubular Goods
US-2020072405-A1 · Mar 5, 2020 · US
Process for lining a steel pipe for the subsea transport of fluids
US-2020041062-A1 · Feb 6, 2020 · US
A tube structure with a protected sensor and method for manufacturing a tube structure with a protected sensor
US-2020011454-A1 · Jan 9, 2020 · US
Aluminum oxide forming heat transfer tube for thermal cracking
US-10456768-B2 · Oct 29, 2019 · US
Reforming tube comprising an insert affording protection against corrosion
US-10421057-B2 · Sep 24, 2019 · US
Improving the bending behaviour of mechanically-lined rigid pipe
US-10406577-B2 · Sep 10, 2019 · US
Method for producing piping and method for forming oxide film on inner surface of copper pipe
US-2019249309-A1 · Aug 15, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L58/08?
- CPC F16L58/08 is the Cooperative Patent Classification code for “by metal.”
- How many patents are filed under CPC F16L58/08 (by metal)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC F16L58/08 growing?
- Publication counts under this code: 13 in 2024 vs 13 in 2025 (latest complete years).