- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 31/02 - Ink ribbons characterised by the material from which they are woven
Patent holdings for IPC class B41J 31/02
Total number of patents in this class: 3
10-year publication summary
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0
|
0
|
0
|
1
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1
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25246 |
1 |
| Brother Industries, Ltd. | 12839 |
1 |
| Sasol Germany GmbH | 196 |
1 |
| Other owners | 0 |