AI robot cleaner and robot system having the same
US-11844475-B2 · Dec 19, 2023 · US
the tools being disc brushes
the tools being disc brushes · 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 | A47L11/293 |
| Official title | the tools being disc brushes |
| Display label | the tools being disc brushes |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 19 |
| 2020 | 3 |
| 2021 | 17 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Floor cleaning system
US-2023200614-A1 · Jun 29, 2023 · US
Cleaning appliance
US-2023180987-A1 · Jun 15, 2023 · US
Cleaner
US-2023148818-A1 · May 18, 2023 · US
Cleaner
US-11641999-B2 · May 9, 2023 · US
Floor cleaning apparatus with offset cleaning unit
US-11638511-B2 · May 2, 2023 · US
Cleaner
US-2023111570-A1 · Apr 13, 2023 · US
Moving robot and method of controlling the same
US-11571102-B2 · Feb 7, 2023 · US
Cleaner
US-11564546-B2 · Jan 31, 2023 · US
Cleaner
US-11478120-B2 · Oct 25, 2022 · US
Controlling method of robot cleaner
US-11439287-B2 · Sep 13, 2022 · US
Robot cleaner and maintenance device for the same
US-11291343-B2 · Apr 5, 2022 · US
Robot cleaner and maintenance device for the same
US-11284766-B2 · Mar 29, 2022 · US
Cleaner
US-2022071465-A1 · Mar 10, 2022 · US
Robot cleaner
US-11253126-B2 · Feb 22, 2022 · US
Cleaner
US-11202547-B2 · Dec 21, 2021 · US
Cleaner
US-11197595-B2 · Dec 14, 2021 · US
Cleaner
US-11141034-B2 · Oct 12, 2021 · US
Moving robot
US-11109731-B2 · Sep 7, 2021 · US
Robot cleaner and method of controlling the same
US-2021259497-A1 · Aug 26, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A47L11/293?
- CPC A47L11/293 is the Cooperative Patent Classification code for “the tools being disc brushes.”
- How many patents are filed under CPC A47L11/293 (the tools being disc brushes)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC A47L11/293 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).