Compact End Fitting Assembly For Composite Pipe
US-2025305610-A1 · Oct 2, 2025 · US
Laying or reclaiming pipes; Repairing or joining pipes on or under water
Laying or reclaiming pipes; Repairing or joining pipes on or under water · 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 | F16L1/00 |
| Official title | Laying or reclaiming pipes; Repairing or joining pipes on or under water |
| Display label | Laying or reclaiming pipes; Repairing or joining pipes on or under water |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Working machine and method of controlling working machine
US-2025296812-A1 · Sep 25, 2025 · US
Working machine and method of controlling working machine
US-2025296813-A1 · Sep 25, 2025 · US
Subsea infrastructure and method of decommissioning subsea infrastructure
US-12055257-B2 · Aug 6, 2024 · US
Injection molded article, lining tube and lining valve
US-2023390979-A1 · Dec 7, 2023 · US
Insulating inserts for field joints of coated rigid pipelines
US-11781700-B2 · Oct 10, 2023 · US
Methods and internet of things systems for installing gas pipeline compensators of smart gas
US-2023228364-A1 · Jul 20, 2023 · US
Piping diagnostic device, piping diagnostic method, discriminant-problem optimizing device, discriminant-problem optimizing method, criteria distribution generating device, criteria distribution generating method, and storage medium
US-11614205-B2 · Mar 28, 2023 · US
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
US-11602884-B2 · Mar 14, 2023 · US
Information processing device, information processing device control method, and storage medium
US-2023035788-A1 · Feb 2, 2023 · US
Decommissioning Subsea Infrastructure
US-2022356978-A1 · Nov 10, 2022 · US
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
US-11383427-B2 · Jul 12, 2022 · US
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
US-11148352-B2 · Oct 19, 2021 · US
Piping diagnostic device, piping diagnostic method, discriminant-problem optimizing device, discriminant-problem optimizing method, criteria distribution generating device, criteria distribution generating method, and storage medium
US-2021190272-A1 · Jun 24, 2021 · US
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
US-2021129418-A1 · May 6, 2021 · US
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
US-2021129417-A1 · May 6, 2021 · US
Pipe-making apparatus and pipe-making method for spiral pipe
US-10920918-B2 · Feb 16, 2021 · US
Field joint arrangement for a pipeline and protecting method thereof
US-10865933-B2 · Dec 15, 2020 · US
Slide through fitting
US-10844975-B2 · Nov 24, 2020 · US
Insulating Inserts for Field Joints of Coated Rigid Pipelines
US-2020355313-A1 · Nov 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L1/00?
- CPC F16L1/00 is the Cooperative Patent Classification code for “Laying or reclaiming pipes; Repairing or joining pipes on or under water.”
- How many patents are filed under CPC F16L1/00 (Laying or reclaiming pipes; Repairing or joining pipes on or under water)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC F16L1/00 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).