- 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 6/76 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from other polycondensation products
Patent holdings for IPC class D01F 6/76
Total number of patents in this class: 144
10-year publication summary
|
10
|
12
|
9
|
14
|
11
|
6
|
11
|
6
|
7
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6935 |
23 |
| E. I. du Pont de Nemours and Company | 4089 |
9 |
| Asahi Kasei Medical Co., Ltd. | 285 |
8 |
| BASF SE | 20912 |
4 |
| Asahi Kasei Kabushiki Kaisha | 2660 |
4 |
| Toyo Boseki Kabushiki Kaisha | 378 |
4 |
| DuPont Safety & Construction, Inc. | 684 |
4 |
| Sumitomo Chemical Company, Limited | 9046 |
3 |
| Hyosung Corporation | 291 |
3 |
| KB Seiren, Ltd. | 98 |
3 |
| Solvay Advanced Polymers, L.L.C. | 82 |
3 |
| Toyobo Co., Ltd. | 2489 |
3 |
| Wacker Chemie AG | 2108 |
3 |
| Asahi Kasei Fibers Corporation | 99 |
2 |
| Kureha Corporation | 1025 |
2 |
| MedArray, Inc. | 8 |
2 |
| NOK Corporation | 2219 |
2 |
| Ticona LLC | 592 |
2 |
| Trevira GmbH | 48 |
2 |
| University of South Carolina | 821 |
2 |
| Other owners | 56 |