Additive manufacturing of multilayered structures
US-2025326197-A1 · Oct 23, 2025 · US
of metal
of 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 | F16L9/165 |
| Official title | {of metal} |
| Display label | of metal |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multilayer structure for transporting or storing gas or for exploiting offshore oil deposits under the sea
US-2025091323-A1 · Mar 20, 2025 · US
Multilayer structure for transporting or storing gas or for exploiting offshore oil deposits under the sea
US-12194709-B2 · Jan 14, 2025 · US
Seamless pipe and method for manufacturing same
US-12140265-B2 · Nov 12, 2024 · US
Seamless pipe and method for manufacturing same
US-2023079996-A1 · Mar 16, 2023 · US
Spiral tube
US-2023001464-A1 · Jan 5, 2023 · US
Multilayer structure for transporting or storing gas or for exploiting offshore oil deposits under the sea
US-2022243843-A1 · Aug 4, 2022 · US
Steel member and production method therefor
US-11313008-B2 · Apr 26, 2022 · US
Method for producing a shaped component from a medium-manganese flat steel product and such a component
US-11214846-B2 · Jan 4, 2022 · US
Flat tube and heat exchanger with a flat tube
US-2021381776-A1 · Dec 9, 2021 · US
Steel sheet, tailored blank, hot stamped product, steel pipe, hollow hot stamped product, method of manufacturing steel sheet, method of manufacturing tailored blank, method of manufacturing hot stamped product, method of manufacturing steel pipe, and method of manufacturing hollow hot stamped product
US-2021222804-A1 · Jul 22, 2021 · US
Electric resistance welded steel pipe having identifiable seam portion and method for manufacturing the same
US-11045896-B2 · Jun 29, 2021 · US
Electric-resistance-welded stainless clad steel pipe or tube
US-10844993-B2 · Nov 24, 2020 · US
Method of producing electric-resistance-welded stainless clad steel pipe or tube
US-10724670-B2 · Jul 28, 2020 · US
Electric-resistance-welded stainless clad steel pipe or tube
US-2020224813-A1 · Jul 16, 2020 · US
Steel member, hot-rolled steel sheet for steel member, and production method therefor
US-2020190615-A1 · Jun 18, 2020 · US
High strength electric resistance welded steel pipe and method for producing high strength electric resistance welded steel pipe
US-10640843-B2 · May 5, 2020 · US
Metal Strip Winding Continuous Reinforced Thermoplastic Composite Pipe
US-2020103057-A1 · Apr 2, 2020 · US
Electric resistance welded steel pipe having identifiable seam portion and method for manufacturing the same
US-2019255646-A1 · Aug 22, 2019 · US
Electric resistance welded steel pipe having identifiable seam portion and method for manufacturing the same
US-10369655-B2 · Aug 6, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L9/165?
- CPC F16L9/165 is the Cooperative Patent Classification code for “of metal.”
- How many patents are filed under CPC F16L9/165 (of metal)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F16L9/165 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).