Walk reel mower with side plate cutouts for drop out reel
US-12514156-B2 · Jan 6, 2026 · US
Helically shaped cutting members
Helically shaped cutting members · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A01D34/53 |
| Official title | Helically shaped cutting members |
| Display label | Helically shaped cutting members |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Walk reel mower with handle assembly
US-2025366391-A1 · Dec 4, 2025 · US
Weeding machine and weeding method for seedlings in paddy field
US-12349612-B2 · Jul 8, 2025 · US
Walk reel mower with adjustable handle assembly
US-12284938-B2 · Apr 29, 2025 · US
Configurable lift actuator for lawn mower cutting unit
US-2025000017-A1 · Jan 2, 2025 · US
Walk reel mower with pivotal shield
US-2024349640-A1 · Oct 24, 2024 · US
Walk reel mower with handle assembly
US-2024315166-A1 · Sep 26, 2024 · US
Walk reel mower with pivotal shield
US-12022771-B2 · Jul 2, 2024 · US
Walk reel mower with handle assembly
US-12016266-B2 · Jun 25, 2024 · US
Walk reel mower with common mount
US-11771000-B2 · Oct 3, 2023 · US
Weeding machine and weeding method for seedlings in paddy field
US-2023021925-A1 · Jan 26, 2023 · US
Reel blade and manufacturing method
US-11324163-B2 · May 10, 2022 · US
Forage harvester adjustment apparatus
US-2021368677-A1 · Dec 2, 2021 · US
Walk reel mower with a telescopic floating handle assembly having interchangeable handles, in situ backlapping, a traction bail, and interchangeable reel cutting units
US-2021321563-A1 · Oct 21, 2021 · US
Walk reel mower with a telescopic floating handle assembly having interchangeable handles, in situ backlapping, a traction bail, and interchangeable reel cutting units
US-2021321562-A1 · Oct 21, 2021 · US
Walk reel mower with a telescopic handle assembly
US-11051450-B2 · Jul 6, 2021 · US
Walk reel mower
US-2021195835-A1 · Jul 1, 2021 · US
Fixed head walk reel mower with a pivotally adjustable traction drum having different mowing positions
US-10959372-B2 · Mar 30, 2021 · US
Electric walk behind greens mower
US-10813284-B2 · Oct 27, 2020 · US
Method and apparatus for harvesting crop material
US-10653061-B2 · May 19, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A01D34/53?
- CPC A01D34/53 is the Cooperative Patent Classification code for “Helically shaped cutting members.”
- How many patents are filed under CPC A01D34/53 (Helically shaped cutting members)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC A01D34/53 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).