- All sections
- B - Performing operationstransporting
- B41K - Stampsstamping or numbering apparatus or devices
- B41K 1/00 - Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stampsInking devices or other accessories therefor
Patent holdings for IPC class B41K 1/00
Total number of patents in this class: 63
10-year publication summary
|
10
|
9
|
10
|
9
|
7
|
3
|
7
|
3
|
6
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| My Sweet Petunia, Inc. | 49 |
11 |
| Trodat GmbH | 152 |
9 |
| Colop Stempelerzeugung Skopek Gesellschaft m.b.H. & Co. KG | 83 |
7 |
| Stampin' Up! Inc. | 91 |
5 |
| Sun Same Enterprises Co., Ltd. | 37 |
4 |
| Shachihata Inc. | 85 |
3 |
| Cricut, Inc. | 193 |
3 |
| Casio Computer Co., Ltd. | 3491 |
2 |
| Kiss Nail Products, Inc. | 337 |
2 |
| CW Consulting Associates, LLC | 15 |
2 |
| at & S Austria Technologie & Systemtechnik Aktiengesellschaft | 551 |
1 |
| BM Polyco Ltd | 4 |
1 |
| Silicon Valley Micro e Corp. | 8 |
1 |
| Sterling Marking Products Inc. | 17 |
1 |
| Bystamp | 10 |
1 |
| L' Oréal | 5877 |
1 |
| Messer Industries USA, Inc. | 125 |
1 |
| Twofish Nail Art Systems Inc. | 1 |
1 |
| Colop Digital GmbH | 17 |
1 |
| Fund for Medical Research Development of Infrastructure & Health Services by Barzilai Medical Center | 6 |
1 |
| Other owners | 5 |