Hydraulic torque wrench
US-12551995-B2 · Feb 17, 2026 · US
specially adapted for fluid operated wrenches or screwdrivers
specially adapted for fluid operated wrenches or screwdrivers · 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 | B25B23/145 |
| Official title | specially adapted for fluid operated wrenches or screwdrivers |
| Display label | specially adapted for fluid operated wrenches or screwdrivers |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 5 |
| 2024 | 2 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Impact power tool
US-2025114931-A1 · Apr 10, 2025 · US
Hydraulic torque wrench
US-2025058440-A1 · Feb 20, 2025 · US
Drive assembly for a torque wrench
US-2025058434-A1 · Feb 20, 2025 · US
Hydraulic torque wrench
US-2025058433-A1 · Feb 20, 2025 · US
Impact power tool
US-12208499-B2 · Jan 28, 2025 · US
Hydraulic torque wrench
US-2024416491-A1 · Dec 19, 2024 · US
Screw fastening fault assessment device, screw fastening device, screw fastening fault assessment method, and control program
US-11999024-B2 · Jun 4, 2024 · US
Method and device for tightening screw joints
US-11529718-B2 · Dec 20, 2022 · US
Methods and apparatus to remove frangible fastener remnants
US-11511399-B2 · Nov 29, 2022 · US
Power rotary tool and impact rotary tool
US-2022134527-A1 · May 5, 2022 · US
Screw fastening fault assessment device, screw fastening device, screw fastening fault assessment method, and control program
US-2022080540-A1 · Mar 17, 2022 · US
Oil unit for impact power tool
US-11260515-B2 · Mar 1, 2022 · US
Methods and apparatus to remove frangible fastener remnants
US-2021114186-A1 · Apr 22, 2021 · US
Gearless torque drive
US-10920833-B2 · Feb 16, 2021 · US
Method and a power tool for error proof screw joint tightening
US-10843315-B2 · Nov 24, 2020 · US
Method And Device For Tightening Screw Joints
US-2020130152-A1 · Apr 30, 2020 · US
Oil unit for impact power tool
US-2020047322-A1 · Feb 13, 2020 · US
Power rotary tool and impact power tool
US-10486296-B2 · Nov 26, 2019 · US
Gearless Torque Drive
US-2018223911-A1 · Aug 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B25B23/145?
- CPC B25B23/145 is the Cooperative Patent Classification code for “specially adapted for fluid operated wrenches or screwdrivers.”
- How many patents are filed under CPC B25B23/145 (specially adapted for fluid operated wrenches or screwdrivers)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC B25B23/145 growing?
- Publication counts under this code: 2 in 2024 vs 5 in 2025 (latest complete years).