Line trimmer with spool motor
US-2026013425-A1 · Jan 15, 2026 · US
Means for feeding cutter line
Means for feeding cutter line · 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 | A01D34/4161 |
| Official title | {Means for feeding cutter line} |
| Display label | Means for feeding cutter line |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 7 |
| 2021 | 10 |
| 2022 | 2 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Trimmer head
US-2025212720-A1 · Jul 3, 2025 · US
Trimmer head and trimmer
US-12114596-B2 · Oct 15, 2024 · US
Grass cutting head and grass trimmer using the same
US-11937541-B2 · Mar 26, 2024 · US
Trimmer line cutting head for mounting on a drive shaft of a trimmer
US-11925140-B2 · Mar 12, 2024 · US
Power tool
US-2022377974-A1 · Dec 1, 2022 · US
Grass trimmer
US-11452258-B2 · Sep 27, 2022 · US
Grass cutting head and grass trimmer using the same
US-2021400867-A1 · Dec 30, 2021 · US
Grass cutting head and grass trimmer using the same
US-11134610-B2 · Oct 5, 2021 · US
Grass cutting head and grass trimmer including the same
US-11089725-B2 · Aug 17, 2021 · US
Grass trimmer
US-2021204474-A1 · Jul 8, 2021 · US
Grass cutting head and grass trimmer using the same
US-2021144914-A1 · May 20, 2021 · US
Grass cutting head and grass trimmer including the same
US-2021137004-A1 · May 13, 2021 · US
Grass trimmer and cord delivering method of grass trimmer
US-10939613-B2 · Mar 9, 2021 · US
Trimmer Line Cutting Head for Mounting on a Drive Shaft of a Trimmer
US-2021059115-A1 · Mar 4, 2021 · US
Automatic line feed for trimmer
US-10918015-B2 · Feb 16, 2021 · US
Trimmer head and trimmer
US-2021037704-A1 · Feb 11, 2021 · US
Cutting head assembly
US-2019343039-A1 · Nov 14, 2019 · US
String Trimmer
US-2019269070-A1 · Sep 5, 2019 · US
Grass Trimmer and Cord Delivering Method of Grass Trimmer
US-2019261557-A1 · Aug 29, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A01D34/4161?
- CPC A01D34/4161 is the Cooperative Patent Classification code for “Means for feeding cutter line.”
- How many patents are filed under CPC A01D34/4161 (Means for feeding cutter line)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC A01D34/4161 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).