- All sections
- C - Chemistrymetallurgy
- C14C - Treating skins, hides or leather with chemicals, enzymes or microorganisms, e.g. tanning, impregnating or finishingapparatus thereforcompositions for tanning
- C14C 3/26 - Chemical tanning by organic agents using other organic substances, containing halogen
Patent holdings for IPC class C14C 3/26
Total number of patents in this class: 36
10-year publication summary
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1
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1
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2
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1
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2
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4
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1
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2
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3
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clariant Finance (BVI) Limited | 336 |
8 |
| Stahl International B.V. | 224 |
8 |
| Crossing SRL | 10 |
5 |
| Archroma (Switzerland) GmbH | 28 |
2 |
| Centre National de La Recherche Scientifique | 11171 |
1 |
| Kao Corporation | 5123 |
1 |
| Huntsman Advanced Materials (Switzerland) GmbH | 170 |
1 |
| PQ Silicas BV | 19 |
1 |
| PQ Silicas UK Limited | 53 |
1 |
| Universite Claude Bernard Lyon 1 | 1096 |
1 |
| Universite Jean Monnet Saint Etienne | 188 |
1 |
| Shaanxi University of Science and Technology | 56 |
1 |
| BI-QEM Pte. Ltd. | 7 |
1 |
| Curie Co. Inc. | 39 |
1 |
| Silvateam S.p.A. | 6 |
1 |
| La Tannerie Vegetale | 2 |
1 |
| Quintessence Marine Inc. | 12 |
1 |
| Other owners | 0 |