- All sections
- B - Performing operationstransporting
- B41M - Printing, duplicating, marking, or copying processescolour printing
- B41M 5/155 - Colour-developing components, e.g. acidic compoundsAdditives or binders thereforLayers containing such colour-developing components, additives or binders
Patent holdings for IPC class B41M 5/155
Total number of patents in this class: 16
10-year publication summary
|
2
|
3
|
2
|
1
|
0
|
1
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Soda Co., Ltd. | 885 |
5 |
| Hewlett-Packard Development Company, L.P. | 25392 |
2 |
| FUJIFILM Corporation | 30213 |
2 |
| Papierfabrik August Koehler SE | 42 |
2 |
| Crayola LLC | 198 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1462 |
1 |
| Nocopi Technologies, Inc. | 5 |
1 |
| Glatfelter Corporation | 64 |
1 |
| Polaroid IP B.V. | 165 |
1 |
| Other owners | 0 |