Modular unmanned aerial system
US-2018362157-A1 · Dec 20, 2018 · US
Battery swapping
Battery swapping · 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 | B64U50/39 |
| Official title | Battery swapping |
| Display label | Battery swapping |
| Total patents | 287 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 15 |
| 2017 | 25 |
| 2018 | 36 |
| 2019 | 46 |
| 2020 | 43 |
| 2021 | 21 |
| 2022 | 31 |
| 2023 | 19 |
| 2024 | 24 |
| 2025 | 21 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods for sending and receiving notifications in an unmanned aerial vehicle delivery system
US-2018349840-A1 · Dec 6, 2018 · US
Replaceable power modules on aerial vehicles
US-10029803-B1 · Jul 24, 2018 · US
Replaceable power modules on aerial vehicles
US-10017265-B1 · Jul 10, 2018 · US
Midair tethering of an unmanned aerial vehicle with a docking station
US-10007272-B2 · Jun 26, 2018 · US
Delivery vehicle including an unmanned aerial vehicle loading robot
US-2018155029-A1 · Jun 7, 2018 · US
Methods for loading a parcel carrier to an unmanned aerial vehicle
US-2018155030-A1 · Jun 7, 2018 · US
Delivery vehicle including an unmanned aerial vehicle support mechanism
US-2018155028-A1 · Jun 7, 2018 · US
Unmanned aerial vehicle and landing system
US-2018155027-A1 · Jun 7, 2018 · US
Unmanned aerial vehicle including a removable parcel carrier
US-9981745-B2 · May 29, 2018 · US
Landing and Payload Loading Structures
US-2018141682-A1 · May 24, 2018 · US
Battery used for unmanned aerial vehicle and an unmanned aerial vehicle
US-9979000-B2 · May 22, 2018 · US
Unmanned aerial vehicle chassis
US-2018134388-A1 · May 17, 2018 · US
Collision detection and avoidance
US-2018096611-A1 · Apr 5, 2018 · US
Methods for delivering a parcel to a restricted access area
US-9928749-B2 · Mar 27, 2018 · US
Synchronized Pipeline Flight Controller
US-2018081353-A1 · Mar 22, 2018 · US
Battery used for unmanned aerial vehicle and an unmanned aerial vehicle
US-2018076431-A1 · Mar 15, 2018 · US
Battery used for unmanned aerial vehicle and an unmanned aerial vehicle
US-2018069218-A1 · Mar 8, 2018 · US
Battery used for unmanned aerial vehicle and an unmanned aerial vehicle
US-2018069216-A1 · Mar 8, 2018 · US
Battery used for unmanned aerial vehicle and an unmanned aerial vehicle
US-2017338455-A1 · Nov 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64U50/39?
- CPC B64U50/39 is the Cooperative Patent Classification code for “Battery swapping.”
- How many patents are filed under CPC B64U50/39 (Battery swapping)?
- Our database includes 287 publications tagged with this CPC code.
- Is patent activity under CPC B64U50/39 growing?
- Publication counts under this code: 24 in 2024 vs 21 in 2025 (latest complete years).