Filament winding method and filament winding apparatus
US-12466692-B2 · Nov 11, 2025 · US
formed to maintain a plurality of filaments in spaced relation
formed to maintain a plurality of filaments in spaced relation · 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 | B65H57/16 |
| Official title | formed to maintain a plurality of filaments in spaced relation |
| Display label | formed to maintain a plurality of filaments in spaced relation |
| Total patents | 67 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 12 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multi-filament helical winding devices
US-12343925-B2 · Jul 1, 2025 · US
Electric wire supply apparatus and electric wire processing apparatus
US-2024313493-A1 · Sep 19, 2024 · US
Methods and devices for transporting yarn
US-12060245-B2 · Aug 13, 2024 · US
System for drawing and transferring wires and method of use
US-2024051784-A1 · Feb 15, 2024 · US
Laying head for a thread winding unit
US-2024051241-A1 · Feb 15, 2024 · US
Continuous multiple tow coating reactor
US-2023304157-A1 · Sep 28, 2023 · US
Continuous multiple tow coating reactor
US-11697878-B2 · Jul 11, 2023 · US
Methods And Devices For Transporting Yarn
US-2023143253-A1 · May 11, 2023 · US
Oscillating traverse coiler
US-2023063279-A1 · Mar 2, 2023 · US
Multi-core cable core alignment device and multi-core cable core alignment method
US-11591179-B2 · Feb 28, 2023 · US
Methods and devices for transporting yarn
US-11565907-B2 · Jan 31, 2023 · US
Fiber delivery system
US-2023013361-A1 · Jan 19, 2023 · US
Filament winding method and filament winding apparatus
US-2022396452-A1 · Dec 15, 2022 · US
Multi-filament helical winding devices
US-2022388228-A1 · Dec 8, 2022 · US
Deflection roller, deflection roller package and wire saw
US-2022355401-A1 · Nov 10, 2022 · US
Filament guiding and maintenance machine and method of use
US-2022266560-A1 · Aug 25, 2022 · US
Filament guiding and retention machine and method of use
US-2022266483-A1 · Aug 25, 2022 · US
Methods And Devices For Transporting Yarn
US-2022042229-A1 · Feb 10, 2022 · US
Guiding device of an apparatus for producing sanitary articles for applying a thread, and relative method
US-11234869-B2 · Feb 1, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65H57/16?
- CPC B65H57/16 is the Cooperative Patent Classification code for “formed to maintain a plurality of filaments in spaced relation.”
- How many patents are filed under CPC B65H57/16 (formed to maintain a plurality of filaments in spaced relation)?
- Our database includes 67 publications tagged with this CPC code.
- Is patent activity under CPC B65H57/16 growing?
- Publication counts under this code: 4 in 2024 vs 8 in 2025 (latest complete years).