Device and method for guiding metal strips, comprising grinding bodies with support element
US-12569899-B2 · Mar 10, 2026 · US
worm gearing
worm gearing · 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 | B65H2403/46 |
| Official title | worm gearing |
| Display label | worm gearing |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Manual winding device
US-2026062248-A1 · Mar 5, 2026 · US
Medium conveying apparatus
US-2026021984-A1 · Jan 22, 2026 · US
Multi-filament helical winding devices
US-12343925-B2 · Jul 1, 2025 · US
Apparatus and method for dispensing sections of double-sided adhesive tape
US-12325608-B2 · Jun 10, 2025 · US
Medium conveying apparatus to keep separation roller pressed toward feed roller
US-12319529-B2 · Jun 3, 2025 · US
Paper feeding mechanism and printing equipment
US-2025153962-A1 · May 15, 2025 · US
Automated footwear lacing systems, devices, and techniques
US-12137774-B2 · Nov 12, 2024 · US
Automated footwear lacing systems, devices, and techniques
US-12133575-B2 · Nov 5, 2024 · US
Thick document conveying device
US-11952230-B2 · Apr 9, 2024 · US
Automated footwear lacing systems, devices, and techniques
US-11903452-B2 · Feb 20, 2024 · US
Automated footwear lacing systems, devices, and techniques
US-2023371653-A1 · Nov 23, 2023 · US
Automated footwear lacing systems, devices, and techniques
US-2023309658-A1 · Oct 5, 2023 · US
Automated footwear lacing systems, devices, and techniques
US-11717055-B2 · Aug 8, 2023 · US
Automated footwear lacing systems, devices, and techniques
US-11707115-B2 · Jul 25, 2023 · US
Automated footwear lacing systems, devices, and techniques
US-2023138617-A1 · May 4, 2023 · US
Thick document conveying device
US-2023065272-A1 · Mar 2, 2023 · US
Automated footwear lacing systems, devices, and techniques
US-11559108-B2 · Jan 24, 2023 · US
Medium conveying apparatus to keep separation roller pressed toward feed roller
US-2023014406-A1 · Jan 19, 2023 · US
Multi-filament helical winding devices
US-2022388228-A1 · Dec 8, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65H2403/46?
- CPC B65H2403/46 is the Cooperative Patent Classification code for “worm gearing.”
- How many patents are filed under CPC B65H2403/46 (worm gearing)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC B65H2403/46 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).