- All sections
- D - Textilespaper
- D21H - Pulp compositionspreparation thereof not covered by subclasses , impregnating or coating of papertreatment of finished paper not covered by class or subclass paper not otherwise provided for
- D21H 21/42 - Ribbons or strips
Patent holdings for IPC class D21H 21/42
Total number of patents in this class: 114
10-year publication summary
|
6
|
12
|
4
|
4
|
3
|
2
|
4
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arjowiggins Security | 117 |
17 |
| Giesecke & Devrient GmbH | 826 |
8 |
| Oberthur Fiduciaire SAS | 138 |
8 |
| SICPA Holding SA | 941 |
6 |
| Bundesdruckerei GmbH | 989 |
5 |
| D W Spinks (Embossing) Ltd. | 9 |
5 |
| Giesecke+Devrient Currency Technology GmbH | 940 |
5 |
| Crane & Co., Inc. | 125 |
4 |
| De La Rue International Limited | 368 |
4 |
| Eastman Chemical Company | 2079 |
4 |
| Fabrica Nacional de Moneda y Timbre - Real Casa de La Moneda | 39 |
4 |
| Toppan Printing Co., Ltd. | 2096 |
4 |
| Dai Nippon Printing Co., Ltd. | 4217 |
3 |
| China Banknote Printing and Minting Corporation | 107 |
3 |
| China Banknote SICPA Security Ink Co., Ltd. | 10 |
3 |
| Omya International AG | 778 |
3 |
| Fedrigoni S.p.A. | 264 |
2 |
| Hueck FOLIEN Ges.m.b.H. | 154 |
2 |
| Landqart AG | 10 |
2 |
| Shanghai Kos Security Paper Technology Co., Ltd. | 4 |
2 |
| Other owners | 20 |