- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 93/02 - Shellac
Patent holdings for IPC class C08L 93/02
Total number of patents in this class: 13
10-year publication summary
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0
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0
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3
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0
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0
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0
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4
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1
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0
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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
|
|---|---|---|
| Michelman, Inc. | 127 |
4 |
| PPG Industries Ohio, Inc. | 3354 |
2 |
| Essilor International (compagnie Generale D'optique) | 2967 |
2 |
| Han-kook National Corp. | 6 |
2 |
| The Procter & Gamble Company | 21905 |
1 |
| Konishi Co., Ltd. | 16 |
1 |
| The University of Queensland | 664 |
1 |
| Other owners | 0 |