- All sections
- G - Physics
- G09D - Railway or like time or fare tablesperpetual calendars
- G09D 3/04 - Perpetual calendars wherein members bearing the indicia are movably mounted in the calendar
Patent holdings for IPC class G09D 3/04
Total number of patents in this class: 7
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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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ARU Co., Ltd | 4 |
3 |
| ACCO Brands Corporation | 819 |
2 |
| Xerox Corporation | 5887 |
1 |
| MeadWestvaco Corporation | 304 |
1 |
| Other owners | 0 |