Welded body
US-12392440-B2 · Aug 19, 2025 · US
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based principally on specific properties of plastics
based principally on specific properties of plastics · 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 | F16L47/20 |
| Official title | based principally on specific properties of plastics |
| Display label | based principally on specific properties of plastics |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite connectors and methods of manufacturing the same
US-11976686-B2 · May 7, 2024 · US
Pipe joint and piping structure
US-11840829-B2 · Dec 12, 2023 · US
Installation tool and method
US-11811200-B2 · Nov 7, 2023 · US
Polyphenylene sulfide or polyphenylene sulfide alloy impact-resistant fuel quick connector
US-2023018202-A1 · Jan 19, 2023 · US
Cross-linked pex forming after assembly
US-11504918-B2 · Nov 22, 2022 · US
Welded body
US-2022213996-A1 · Jul 7, 2022 · US
Pipe joint and piping structure
US-2022186479-A1 · Jun 16, 2022 · US
Connection structure of resin tube and resin joint and connection method thereof
US-11318683-B2 · May 3, 2022 · US
Cross-linked pex forming after assembly
US-2021252743-A1 · Aug 19, 2021 · US
Connection structure of resin tube and resin joint and connection method therof
US-2021178703-A1 · Jun 17, 2021 · US
Materials and method for joining fiber reinforced pipeline
US-11014327-B2 · May 25, 2021 · US
Fluid transfer assembly
US-10794525-B2 · Oct 6, 2020 · US
Adapters for connecting a separated-outlet fluid cartridge to a single-inlet mixer, and related methods
US-10641423-B2 · May 5, 2020 · US
Composite connectors and methods of manufacturing the same
US-2020049182-A1 · Feb 13, 2020 · US
Installation tool and method
US-2019305530-A1 · Oct 3, 2019 · US
Novel materials and method for joining fiber reinforced pipeline
US-2019186657-A1 · Jun 20, 2019 · US
Adapters for connecting a separated-outlet fluid cartridge to a single-inlet mixer, and related methods
US-2017356582-A1 · Dec 14, 2017 · US
Fluid transfer assembly
US-2016146392-A1 · May 26, 2016 · US
Method and apparatus for repair of polyolefin pipes and structures
US-9316339-B1 · Apr 19, 2016 · US