Methods for landing an unmanned aerial vehicle
US-2017316701-A1 · Nov 2, 2017 · US
Taking-up articles from earth's surface
Taking-up articles from earth's surface · 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 | B64D1/22 |
| Official title | Taking-up articles from earth's surface |
| Display label | Taking-up articles from earth's surface |
| Total patents | 809 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 29 |
| 2017 | 63 |
| 2018 | 86 |
| 2019 | 86 |
| 2020 | 95 |
| 2021 | 77 |
| 2022 | 85 |
| 2023 | 90 |
| 2024 | 85 |
| 2025 | 71 |
| 2026 | 18 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multiple delivery sling-load system and method
US-9751628-B2 · Sep 5, 2017 · US
Aerial drone cleaning device and method of cleaning a target surface therewith
US-2017197713-A1 · Jul 13, 2017 · US
Tether compensated airborne delivery
US-9676481-B1 · Jun 13, 2017 · US
Aircraft rescue hoist rope designed for continuous inspection
US-2017138880-A1 · May 18, 2017 · US
Method and systems of autonomously picking up water in support of fire fighting missions
US-2017121022-A1 · May 4, 2017 · US
Translational correction of payload-release device based on tracked position
US-9580173-B1 · Feb 28, 2017 · US
Rotorcraft winch lighting device and method of operating a rotorcraft winch lighting device
US-2016376028-A1 · Dec 29, 2016 · US
Rope suspension device with at least one rope suspension module
US-2016368605-A1 · Dec 22, 2016 · US
Systems and methods for lifting body vibration control
US-2016340039-A1 · Nov 24, 2016 · US
Integrated aircraft hoist
US-2016340038-A1 · Nov 24, 2016 · US
Method of Actively Controlling Winch Swing via Modulated Uptake and Release
US-2016332851-A1 · Nov 17, 2016 · US
Bystander interaction during delivery from aerial vehicle
US-9493238-B2 · Nov 15, 2016 · US
Triggering systems for cartridge activated devices
US-2016325454-A1 · Nov 10, 2016 · US
System for fastening a load to a rotorcraft, and a rotorcraft
US-9487292-B2 · Nov 8, 2016 · US
System and method for flying trucks
US-2016318609-A1 · Nov 3, 2016 · US
Drone-based microbial analysis system
US-9481460-B1 · Nov 1, 2016 · US
Drone-based microbial analysis system
US-2016304201-A1 · Oct 20, 2016 · US
Systems, methods, and devices for unmanned aerial vehicle dispatch and recovery
US-2016297521-A1 · Oct 13, 2016 · US
Multi-directional elastomeric dampened ball joint assembly
US-9458877-B2 · Oct 4, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64D1/22?
- CPC B64D1/22 is the Cooperative Patent Classification code for “Taking-up articles from earth's surface.”
- How many patents are filed under CPC B64D1/22 (Taking-up articles from earth's surface)?
- Our database includes 809 publications tagged with this CPC code.
- Is patent activity under CPC B64D1/22 growing?
- Publication counts under this code: 85 in 2024 vs 71 in 2025 (latest complete years).