- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 67/02 - Dyestuff preparations characterised by special physical forms, e.g. tablets, films
Patent holdings for IPC class C09B 67/02
Total number of patents in this class: 448
10-year publication summary
|
37
|
30
|
49
|
46
|
24
|
33
|
34
|
36
|
34
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22178 |
14 |
| M. Technique Co., Ltd. | 237 |
13 |
| FUJIFILM Corporation | 27102 |
12 |
| Symrise AG | 1597 |
12 |
| BASF SE | 19740 |
11 |
| Giesecke+Devrient Currency Technology GmbH | 817 |
11 |
| Milliken & Company | 1253 |
9 |
| Chromatic Technologies, Inc. | 73 |
8 |
| Societe BIC | 1064 |
8 |
| Kao Corporation | 4843 |
7 |
| Kabushiki Kaisha Pilot Corporation | 321 |
7 |
| Thermographic Measurements Limited | 44 |
7 |
| Centre National de La Recherche Scientifique | 9632 |
6 |
| CoLabs International Corporation | 21 |
6 |
| Nippon Sheet Glass Company, Limited | 992 |
6 |
| The Pilot Ink Co., Ltd. | 95 |
6 |
| Agfa NV | 642 |
6 |
| Samsung SDI Co., Ltd. | 6671 |
5 |
| DIC Corporation | 3597 |
5 |
| Givaudan SA | 1760 |
5 |
| Other owners | 284 |