Coilbox and method for the operation thereof
US-12528109-B2 · Jan 20, 2026 · US
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Unwinding coils without reels or drums
Unwinding coils without reels or drums · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B21C47/22 |
| Official title | Unwinding coils without reels or drums |
| Display label | Unwinding coils without reels or drums |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 5 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wire straightening solution for bulk packaging
US-12240034-B2 · Mar 4, 2025 · US
Method for producing a continuous strip-shaped composite material
US-12186825-B2 · Jan 7, 2025 · US
Coilbox and method for the operation thereof
US-2024058854-A1 · Feb 22, 2024 · US
Wire straightening solution for bulk packaging
US-2023211404-A1 · Jul 6, 2023 · US
Method and device for producing a continuous strip-shaped composite material
US-11400542-B2 · Aug 2, 2022 · US
Pipe coil skid with side rails and method of use
US-11208257-B2 · Dec 28, 2021 · US
Method and device for producing a continuous strip-shaped composite material
US-11185943-B2 · Nov 30, 2021 · US
Method and device for producing a continuous strip-shaped composite material
US-2019366471-A1 · Dec 5, 2019 · US
Method and device for producing a continuous strip-shaped composite material
US-2019329307-A1 · Oct 31, 2019 · US
Method and device for producing a continuous strip-shaped composite material
US-2019270160-A1 · Sep 5, 2019 · US
Pipe coil skid with side rails and method of use
US-2019161269-A1 · May 30, 2019 · US
Coil sampling stand and method of taking coil samples
US-10293391-B2 · May 21, 2019 · US
Apparatus for inspecting and sampling a wound coil of metal strip
US-2018021828-A1 · Jan 25, 2018 · US
Decoiling of a coiled strip
US-2017028453-A1 · Feb 2, 2017 · US
Coil sampling stand and method of taking coil samples
US-2016288183-A1 · Oct 6, 2016 · US