Flexible liquid circulation pipe with spiral
US-2026043498-A1 · Feb 12, 2026 · US
having reinforcements embedded in the wall · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16L11/112 |
| Official title | having reinforcements embedded in the wall |
| Display label | having reinforcements embedded in the wall |
| Total patents | 22 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2026043498-A1 · Feb 12, 2026 · US
US-2025334213-A1 · Oct 30, 2025 · US
US-2024366904-A1 · Nov 7, 2024 · US
US-2024238549-A1 · Jul 18, 2024 · US
US-2024142024-A1 · May 2, 2024 · US
US-11944754-B2 · Apr 2, 2024 · US
US-11703160-B2 · Jul 18, 2023 · US
US-2023166069-A1 · Jun 1, 2023 · US
US-11613110-B2 · Mar 28, 2023 · US
US-11565071-B2 · Jan 31, 2023 · US
US-2021245482-A1 · Aug 12, 2021 · US
US-2021148490-A1 · May 20, 2021 · US
US-10989338-B2 · Apr 27, 2021 · US
US-2020324069-A1 · Oct 15, 2020 · US
US-10729869-B2 · Aug 4, 2020 · US
US-2019360617-A1 · Nov 28, 2019 · US
US-9993957-B2 · Jun 12, 2018 · US
US-9952170-B2 · Apr 24, 2018 · US
US-2017252529-A1 · Sep 7, 2017 · US
US-9656038-B2 · May 23, 2017 · US