- All sections
- B - Performing operationstransporting
- B41K - Stampsstamping or numbering apparatus or devices
- B41K 1/36 - Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stampsInking devices or other accessories therefor Details
Patent holdings for IPC class B41K 1/36
Total number of patents in this class: 43
10-year publication summary
|
9
|
1
|
6
|
6
|
4
|
4
|
3
|
6
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trodat GmbH | 158 |
14 |
| Colop Stempelerzeugung Skopek Gesellschaft m.b.H. & Co. KG | 86 |
11 |
| Stampin' Up! Inc. | 91 |
3 |
| Sun Same Enterprises Co., Ltd. | 36 |
2 |
| Colop Digital GmbH | 17 |
2 |
| Prixel Press, LLC | 3 |
2 |
| Chemence, Inc. | 19 |
1 |
| Crayola LLC | 190 |
1 |
| Max Co., Ltd. | 859 |
1 |
| Shachihata Inc. | 88 |
1 |
| Shanghai Jipushen Office Articles CO, LTD | 4 |
1 |
| Silicon Valley Micro e Corp. | 8 |
1 |
| Sterling Marking Products Inc. | 17 |
1 |
| Quanzhou Shike Alarm System Electronic Co.,Ltd | 2 |
1 |
| Carimbos Nykon Indústria e Comércio Ltda | 1 |
1 |
| Other owners | 0 |