- All sections
- B - Performing operationstransporting
- B43K - Implements for writing or drawing
- B43K 8/00 - Pens with writing-points other than nibs or balls
Patent holdings for IPC class B43K 8/00
Total number of patents in this class: 157
10-year publication summary
|
24
|
11
|
18
|
13
|
7
|
17
|
13
|
6
|
8
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 828 |
21 |
| Societe BIC | 1008 |
14 |
| Kabushiki Kaisha Pilot Corporation | 355 |
8 |
| Staedtler SE | 262 |
8 |
| Kokuyo Co., Ltd. | 242 |
5 |
| BIC Violex Single Member S.A. | 224 |
5 |
| Microsoft Technology Licensing, LLC | 54510 |
4 |
| Sanford, L.P. | 885 |
4 |
| STABILO International GmbH | 50 |
4 |
| Crayola LLC | 198 |
3 |
| Staedtler Mars GmbH & Co. KG | 30 |
3 |
| Tokiwa Corporation | 146 |
3 |
| Raytheon Company | 8436 |
2 |
| Amara Rahman Durham | 2 |
2 |
| Faber-Castell AG | 161 |
2 |
| Flocon, Inc. | 44 |
2 |
| Schwan-STABILO Cosmetics GmbH & Co. KG | 78 |
2 |
| The Swatch Group Research and Development Ltd | 877 |
2 |
| Comsero, Inc. | 23 |
2 |
| Michael Bezuhly | 2 |
2 |
| Other owners | 59 |