- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 47/24 - Obtaining compounds having —COOH or —SO3H radicals, or derivatives thereof, directly bound to the phthalocyanine radical
Patent holdings for IPC class C09B 47/24
Total number of patents in this class: 46
10-year publication summary
|
2
|
0
|
3
|
3
|
8
|
4
|
0
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29489 |
7 |
| DIC Corporation | 3808 |
5 |
| Hewlett-Packard Development Company, L.P. | 25841 |
3 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 372 |
3 |
| Nippon Kayaku Kabushiki Kaisha | 1442 |
3 |
| Seiko Epson Corporation | 19458 |
2 |
| Silverbrook Research Pty Ltd | 128 |
2 |
| Sun Chemical Corporation | 839 |
2 |
| Toyo Ink SC Holdings Co., Ltd. | 464 |
2 |
| Canon Inc. | 40216 |
1 |
| Panasonic Corporation | 20074 |
1 |
| Sumitomo Chemical Company, Limited | 9044 |
1 |
| Mitsubishi Chemical Corporation | 4528 |
1 |
| Covestro Deutschland AG | 2767 |
1 |
| Dalian University of Technology | 1521 |
1 |
| Dexerials Corporation | 1935 |
1 |
| e Ink Corporation | 1504 |
1 |
| FUJIFILM Imaging Colorants Limited | 213 |
1 |
| Ninestar Management Co., Ltd. | 29 |
1 |
| R S e M, Societe en Commandite | 2 |
1 |
| Other owners | 6 |