Discharging Residue from a Combine Harvester
US-2019350132-A1 · Nov 21, 2019 · US
Arrangements of straw crushers or cutters
Arrangements of straw crushers or cutters · 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 | A01F12/40 |
| Official title | Arrangements of straw crushers or cutters |
| Display label | Arrangements of straw crushers or cutters |
| Total patents | 192 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 10 |
| 2017 | 17 |
| 2018 | 21 |
| 2019 | 31 |
| 2020 | 22 |
| 2021 | 12 |
| 2022 | 14 |
| 2023 | 19 |
| 2024 | 15 |
| 2025 | 18 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Residue management system with a selection door for an agricultural vehicle
US-10477762-B2 · Nov 19, 2019 · US
System for chopping and spreading residue
US-10375885-B2 · Aug 13, 2019 · US
Flail chopper assembly with spring tines for an agricultural combine
US-10314230-B2 · Jun 11, 2019 · US
Chopper and spreader for an agricultural harvester
US-10306834-B2 · Jun 4, 2019 · US
Straw deflector for an agricultural combine
US-2019059218-A1 · Feb 28, 2019 · US
Location based chop to swath conversion for riparian buffer zone management
US-2019008091-A1 · Jan 10, 2019 · US
System and method for destroying seeds in crop residue prior to discharge from agricultural harvester
US-2018368318-A1 · Dec 27, 2018 · US
Residue management system with a selection door for an agricultural vehicle
US-2018368319-A1 · Dec 27, 2018 · US
Cleaning shoe venting through chopper rotor assembly
US-2018352748-A1 · Dec 13, 2018 · US
Cross vented residue disposal system for an enclosed combine body
US-2018352739-A1 · Dec 13, 2018 · US
Agricultural combine with reversing chopper rotor
US-2018343805-A1 · Dec 6, 2018 · US
Combine harvester with improved chopper and spreader arrangement
US-10130033-B2 · Nov 20, 2018 · US
Agricultural harvester including feedback control of chopping parameters
US-10130039-B2 · Nov 20, 2018 · US
Agricultural windrow chute with rolling edge
US-2018310479-A1 · Nov 1, 2018 · US
Agricultural chopper with linked counter knives and shear bar
US-10111384-B2 · Oct 30, 2018 · US
Combine harvester
US-2018303030-A1 · Oct 25, 2018 · US
Agricultural chopper with movable pan
US-10085378-B2 · Oct 2, 2018 · US
Conical rotor discharge housing with adjustable vanes
US-2018235151-A1 · Aug 23, 2018 · US
Drive system control for a mobile machine
US-2018213716-A1 · Aug 2, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A01F12/40?
- CPC A01F12/40 is the Cooperative Patent Classification code for “Arrangements of straw crushers or cutters.”
- How many patents are filed under CPC A01F12/40 (Arrangements of straw crushers or cutters)?
- Our database includes 192 publications tagged with this CPC code.
- Is patent activity under CPC A01F12/40 growing?
- Publication counts under this code: 15 in 2024 vs 18 in 2025 (latest complete years).