- All sections
- C - Chemistrymetallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquersfilling pasteschemical paint or ink removersinkscorrecting fluidswoodstainspastes or solids for colouring or printinguse of materials therefor
- C09D 11/17 - Writing inks characterised by colouring agents
Patent holdings for IPC class C09D 11/17
Total number of patents in this class: 372
10-year publication summary
|
16
|
19
|
21
|
22
|
30
|
55
|
55
|
32
|
29
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Societe BIC | 1041 |
62 |
| Mitsubishi Pencil Company, Limited | 753 |
61 |
| Kabushiki Kaisha Pilot Corporation | 330 |
37 |
| The Pilot Ink Co., Ltd. | 89 |
25 |
| Universite de Haute Alsace | 152 |
24 |
| Sanford, L.P. | 935 |
22 |
| Centre National de La Recherche Scientifique | 10395 |
21 |
| Crayola LLC | 187 |
9 |
| Sakura Color Products Corporation | 257 |
7 |
| DIC Corporation | 3770 |
4 |
| Dong-A Pencil Co., Ltd. | 62 |
4 |
| inkbox ink Inc. | 48 |
4 |
| Thermographic Measurements Limited | 43 |
4 |
| Verdant Technologies LLC | 52 |
4 |
| Viscot Medical, LLC | 26 |
4 |
| Chromatic Technologies, Inc. | 72 |
3 |
| Esprix Technologies, L.P. | 25 |
3 |
| Faber-Castell AG | 160 |
3 |
| Lanxess Deutschland GmbH | 1126 |
3 |
| Mikuni Shikiso Kabushiki Kaisha | 26 |
2 |
| Other owners | 66 |