- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 5/20 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with suction devices other than rotary fans with bellows, diaphragms or pistons
Patent holdings for IPC class A47L 5/20
Total number of patents in this class: 4
10-year publication summary
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0
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0
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0
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0
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0
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1
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0
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0
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Versuni Holding B.V. | 927 |
2 |
| Koninklijke Philips Electronics N.V. | 9962 |
1 |
| Hilti Aktiengesellschaft | 3459 |
1 |
| Other owners | 0 |