Modular hoist drum for power shovel
US-2017349415-A1 · Dec 7, 2017 · US
Fixed Constructions · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E02F3/308 |
| Official title | — |
| Display label | Fixed Constructions (mapped technology topic) |
| Total patents | 260 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 28 |
| 2016 | 23 |
| 2017 | 36 |
| 2018 | 35 |
| 2019 | 22 |
| 2020 | 25 |
| 2021 | 22 |
| 2022 | 18 |
| 2023 | 19 |
| 2024 | 17 |
| 2025 | 15 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2017349415-A1 · Dec 7, 2017 · US
US-2017327162-A1 · Nov 16, 2017 · US
US-2017298592-A1 · Oct 19, 2017 · US
US-9784103-B2 · Oct 10, 2017 · US
US-2017204887-A1 · Jul 20, 2017 · US
US-2017204586-A1 · Jul 20, 2017 · US
US-9702250-B2 · Jul 11, 2017 · US
US-9611625-B2 · Apr 4, 2017 · US
US-9562341-B2 · Feb 7, 2017 · US
US-2016369476-A1 · Dec 22, 2016 · US
US-2016348337-A1 · Dec 1, 2016 · US
US-2016340866-A1 · Nov 24, 2016 · US
US-2016340873-A1 · Nov 24, 2016 · US
US-2016332509-A1 · Nov 17, 2016 · US
US-2016326718-A1 · Nov 10, 2016 · US
US-2016322891-A1 · Nov 3, 2016 · US
US-2016312435-A1 · Oct 27, 2016 · US
US-9458596-B2 · Oct 4, 2016 · US
US-2016281317-A1 · Sep 29, 2016 · US
US-2016273191-A1 · Sep 22, 2016 · US
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