Construction method of steel-concrete combined skewback structure and construction method thereof
US-2025137207-A1 · May 1, 2025 · US
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Arch-type bridges
Arch-type bridges · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E01D4/00 |
| Official title | Arch-type bridges |
| Display label | Arch-type bridges |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 3 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A method for rapid and safe construction and intelligent monitoring and controlling of continuous arch bridge
US-2025129556-A1 · Apr 24, 2025 · US
Socket assembled arch rib, manufacturing and construction method thereof, and arch bridge
US-2024240416-A1 · Jul 18, 2024 · US
Poor foundation reinforcement system and reinforcement method based on underground concealed arch structures
US-11773560-B2 · Oct 3, 2023 · US
Poor foundation reinforcement system and reinforcement method based on underground concealed arch structures
US-2023279632-A1 · Sep 7, 2023 · US
Inter-tile support for solar roof tiles
US-11437534-B2 · Sep 6, 2022 · US
Method for producing an integral bridge, and integral bridge
US-11136733-B2 · Oct 5, 2021 · US
Inter-tile support for solar roof tiles
US-2021091712-A1 · Mar 25, 2021 · US
Foldable structure, method of manufacturing foldable structure, manufacturing device of foldable structure, and non-transitory computer-readable computer medium storing a program
US-10875273-B2 · Dec 29, 2020 · US
Inter-tile support for solar roof tiles
US-10862420-B2 · Dec 8, 2020 · US
Method for producing an integral bridge, and integral bridge
US-2020248414-A1 · Aug 6, 2020 · US
Adjustable connection for structural members
US-10538887-B2 · Jan 21, 2020 · US
Foldable structure, method of manufacturing foldable structure, manufacturing device of foldable structure, and non-transitory computer-readable computer medium storing a program
US-2019381755-A1 · Dec 19, 2019 · US
Pillar with load-branching nodes and adjustable run-out angle
US-2019376244-A1 · Dec 12, 2019 · US
Inter-tile support for solar roof tiles
US-2019260328-A1 · Aug 22, 2019 · US
Adjustable bolted steel plate connection
US-10370805-B2 · Aug 6, 2019 · US
Adjustable modules for variable depth structures
US-10190271-B2 · Jan 29, 2019 · US
Adjustable bolted steel plate connection
US-2017268186-A1 · Sep 21, 2017 · US
Adjustable connection for structural members
US-2017268185-A1 · Sep 21, 2017 · US
Adjustable Modules for Variable Depth Structures
US-2017101748-A1 · Apr 13, 2017 · US