- All sections
- B - Performing operationstransporting
- B42D - Booksbook coversloose leavesprinted matter characterised by identification or security featuresprinted matter of special format or style not otherwise provided fordevices for use therewith and not otherwise provided formovable-strip writing or reading apparatus
- B42D 25/42 - Marking using chemicals by photographic processes
Patent holdings for IPC class B42D 25/42
Total number of patents in this class: 36
10-year publication summary
|
2
|
11
|
6
|
12
|
0
|
2
|
2
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| De La Rue International Limited | 403 |
5 |
| LEONHARD KURZ Stiftung & Co. KG | 388 |
4 |
| BASF SE | 20519 |
3 |
| Covestro Deutschland AG | 2702 |
3 |
| OVD Kinegram AG | 207 |
3 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1509 |
2 |
| Lumenco, LLC | 41 |
2 |
| Toppan Printing Co., Ltd. | 2154 |
2 |
| HP Indigo B.V. | 529 |
2 |
| IDEMIA Identity & Security USA LLC | 232 |
2 |
| Korea Institute of Science and Technology | 2077 |
1 |
| Bundesdruckerei GmbH | 1018 |
1 |
| SICPA Holding SA | 898 |
1 |
| STMicroelectronics (Crolles 2) SAS | 644 |
1 |
| CCL Secure Pty Ltd | 92 |
1 |
| Ecole Polytechnique Federal de Lausanne (epfl) | 3 |
1 |
| Metacontinental Inc. | 11 |
1 |
| Tier 1 Transnational LLC | 1 |
1 |
| Other owners | 0 |