- All sections
- B - Performing operations; transporting
- B43K - Implements for writing or drawing
- B43K 11/00 - Filling devices
Patent holdings for IPC class B43K 11/00
Total number of patents in this class: 40
10-year publication summary
|
3
|
2
|
3
|
3
|
5
|
3
|
3
|
4
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crayola LLC | 177 |
5 |
| Societe BIC | 1064 |
4 |
| Kuretake Co., Ltd. | 131 |
3 |
| Laja Materials Limited | 15 |
3 |
| Montblanc-Simplo GmbH | 442 |
3 |
| STABILO International GmbH | 44 |
3 |
| Canon Inc. | 36841 |
1 |
| Hewlett-Packard Development Company, L.P. | 28538 |
1 |
| Beauty Union Global Limited | 7 |
1 |
| Dongguan YiXin Magnetic Disk Co., Ltd. | 7 |
1 |
| Europe Brands S.à r.l. | 21 |
1 |
| Europe Brands SARL | 7 |
1 |
| Faber-Castell AG | 165 |
1 |
| Mitsubishi Pencil Company, Limited | 679 |
1 |
| Pebeo | 23 |
1 |
| Pelikan Hardcopy Production AG | 20 |
1 |
| Tokiwa Corporation | 146 |
1 |
| Zhuhai Ninestar Management Co., Ltd. | 134 |
1 |
| Qingdao Best Point Stationery Co., Ltd | 18 |
1 |
| Dongguan Mohai Writing Co., Ltd. | 1 |
1 |
| Other owners | 5 |