- All sections
- B - Performing operations; transporting
- B43K - Implements for writing or drawing
- B43K 8/16 - Pens with writing-points other than nibs or balls with tubular writing-points comprising a movable cleaning element
Patent holdings for IPC class B43K 8/16
Total number of patents in this class: 4
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
3
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| STABILO International GmbH | 44 |
2 |
| Mitsubishi Pencil Company, Limited | 679 |
1 |
| Societe BIC | 1064 |
1 |
| Other owners | 0 |