- All sections
- B - Performing operationstransporting
- B43L - Articles for writing or drawing uponaccessories for writing or drawing
- B43L 19/04 - Fibrous erasers
Patent holdings for IPC class B43L 19/04
Total number of patents in this class: 6
10-year publication summary
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chameleon Corporation, Inc. | 9 |
2 |
| Comsero, Inc. | 26 |
2 |
| Kuraray Co., Ltd. | 3469 |
1 |
| BIC Violex Single Member S.A. | 194 |
1 |
| Other owners | 0 |