- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 5/02 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings the heterocyclic ring being condensed in peri position
Patent holdings for IPC class C09B 5/02
Total number of patents in this class: 9
10-year publication summary
|
2
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SICPA Holding SA | 920 |
3 |
| Merck Patent GmbH | 5770 |
1 |
| Amazon Technologies, Inc. | 27102 |
1 |
| Hamilton Sundstrand Corporation | 4940 |
1 |
| Kiwa Chemical Industry Co., Ltd. | 23 |
1 |
| Canon Kabushiki Kaisha | 7121 |
1 |
| Clap Co., Ltd. | 87 |
1 |
| Other owners | 0 |