- All sections
- D - Textilespaper
- D01F - Chemical features in the manufacture of man-made filaments, threads, fibres, bristles or ribbonsapparatus specially adapted for the manufacture of carbon filaments
- D01F 2/26 - Monocomponent artificial filaments or the like of cellulose or cellulose derivativesManufacture thereof from cellulose derivatives from nitrocellulose
Patent holdings for IPC class D01F 2/26
Total number of patents in this class: 5
10-year publication summary
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0
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0
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1
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0
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2
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Spinnova Oy | 27 |
2 |
| Amogreentech Co., Ltd. | 593 |
1 |
| General Dynamics Ordnance and Tactical Systems - Canada Valleyfield Inc. | 16 |
1 |
| Nitrochemie Wimmis AG | 17 |
1 |
| Other owners | 0 |