- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 55/00 - Azomethine dyes
Patent holdings for IPC class C09B 55/00
Total number of patents in this class: 145
10-year publication summary
|
2
|
8
|
6
|
12
|
11
|
14
|
12
|
8
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29437 |
35 |
| L' Oréal | 5536 |
8 |
| L'OREAL, Société Anonyme | 15564 |
7 |
| Canon Inc. | 40095 |
6 |
| ExxonMobil Chemical Patents Inc. | 3977 |
6 |
| Ramot at Tel-Aviv University Ltd. | 1477 |
6 |
| Canon Kabushiki Kaisha | 7067 |
4 |
| Centre National de La Recherche Scientifique | 10464 |
3 |
| Adeka Corporation | 1365 |
3 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2165 |
3 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3361 |
3 |
| Universite de Bourgogne | 176 |
3 |
| Universite Grenoble Alpes | 730 |
3 |
| Samsung SDI Co., Ltd. | 8385 |
2 |
| Amazon Technologies, Inc. | 26762 |
2 |
| President and Fellows of Harvard College | 5986 |
2 |
| Ciba Holding Inc. | 177 |
2 |
| Hodogaya Chemical Co., Ltd. | 436 |
2 |
| The Scripps Research Institute | 1346 |
2 |
| WisTa Laboratories Ltd. | 136 |
2 |
| Other owners | 41 |