- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/3495 - Six-membered rings condensed with carbocyclic rings
Patent holdings for IPC class C08K 5/3495
Total number of patents in this class: 35
10-year publication summary
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3
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3
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0
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3
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1
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3
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2
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3
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4
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21149 |
3 |
| 3D Systems, Inc. | 576 |
2 |
| Clariant Finance (BVI) Limited | 379 |
2 |
| Clariant Masterbatches (Deutschland) GmbH | 2 |
2 |
| Nissan Chemical Industries, Ltd. | 1685 |
2 |
| OMG UK Technology Ltd. | 13 |
2 |
| Solvay Specialty Polymers Italy S.p.A. | 665 |
2 |
| Resonac Corporation | 3098 |
2 |
| FUJIFILM Corporation | 30016 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5856 |
1 |
| Mazda Motor Corporation | 3244 |
1 |
| The Yokohama Rubber Co., Ltd. | 4104 |
1 |
| Adeka Corporation | 1369 |
1 |
| Bostik SA | 663 |
1 |
| Cytec Industries Inc. | 395 |
1 |
| DIC Corporation | 3891 |
1 |
| Eastman Chemical Company | 2114 |
1 |
| Essilor International (compagnie Generale D'optique) | 2977 |
1 |
| INEOS Styrolution Group GmbH | 353 |
1 |
| Lanxess Deutschland GmbH | 1103 |
1 |
| Other owners | 6 |