- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21L - Lighting devices or systems thereof, being portable or specially adapted for transportation
- F21L 27/00 - Lighting devices or systems, employing combinations of electric and non-electric light sourcesReplacing or exchanging electric light sources with non-electric light sources or vice versa in lighting devices or systems
Patent holdings for IPC class F21L 27/00
Total number of patents in this class: 9
10-year publication summary
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0
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2
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2
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1
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0
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0
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0
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1
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2
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lamplight Farms Incorporated | 111 |
2 |
| Sherpa Enterprises LLC | 12 |
2 |
| Barefoot Citizens IP Pty Ltd | 9 |
2 |
| Appleton Grp LLC | 220 |
1 |
| Contemporary Visions, L.L.C. d/b/a Sonneman a Way of Light | 1 |
1 |
| Dalian Talent Gift Co., Ltd. | 17 |
1 |
| Other owners | 0 |