Dual action hydraulic piston assembly
US-12438323-B2 · Oct 7, 2025 · US
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Hand-operated tube-cutters
Hand-operated tube-cutters · 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 | B23D21/06 |
| Official title | Hand-operated tube-cutters |
| Display label | Hand-operated tube-cutters |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Blade-replaceable cutting tool
US-2025196379-A1 · Jun 19, 2025 · US
Blade-replaceable cutting tool
US-12257730-B2 · Mar 25, 2025 · US
Blade-replaceable cutting tool
US-12017374-B2 · Jun 25, 2024 · US
Dual action hydraulic piston assembly
US-2023335963-A1 · Oct 19, 2023 · US
Long reach cable cutting tool including dual action hydraulic piston assembly and releasable connections
US-11728608-B2 · Aug 15, 2023 · US
Open-close device
US-11583979-B2 · Feb 21, 2023 · US
Blade-replaceable cutting tool
US-2022324124-A1 · Oct 13, 2022 · US
Blade-replaceable cutting tool
US-2021323177-A1 · Oct 21, 2021 · US
Blade-replaceable cutting tool
US-11045962-B2 · Jun 29, 2021 · US
Open-close device
US-2020353601-A1 · Nov 12, 2020 · US
Cutting tool
US-10688677-B2 · Jun 23, 2020 · US
Long reach cable cutting tool including dual action hydraulic piston assembly and releasable connections
US-2020006907-A1 · Jan 2, 2020 · US
Blade-replaceable cutting tool
US-2019263009-A1 · Aug 29, 2019 · US
Cutting tool
US-2018290323-A1 · Oct 11, 2018 · US
Large diameter travelling pipe cutter
US-9492936-B2 · Nov 15, 2016 · US
Pipe cutter
US-9486865-B2 · Nov 8, 2016 · US
Pipe cutter
US-9486864-B2 · Nov 8, 2016 · US
Cutting tool for cable with a metal shield
US-9270095-B2 · Feb 23, 2016 · US