- 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 8/12 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyamide as constituent
Patent holdings for IPC class D01F 8/12
Total number of patents in this class: 310
10-year publication summary
|
10
|
22
|
23
|
27
|
26
|
23
|
39
|
29
|
16
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7021 |
34 |
| Kaneka Corporation | 4608 |
16 |
| Polytex Sportbeläge Produktions-GmbH | 114 |
12 |
| KB Seiren, Ltd. | 98 |
8 |
| Puritan Medical Products Company LLC | 52 |
6 |
| Stratasys, Inc. | 844 |
6 |
| DuPont Safety & Construction, Inc. | 713 |
6 |
| E. I. du Pont de Nemours and Company | 3862 |
5 |
| Brrr! Incorporated | 25 |
5 |
| QED Labs Inc. | 20 |
5 |
| Speed France SAS | 78 |
5 |
| Teijin Frontier Co., Ltd. | 228 |
5 |
| BASF SE | 21137 |
4 |
| Nike, Inc. | 14398 |
4 |
| Aderans Company Limited | 230 |
4 |
| Ascend Performance Materials Operations LLC | 277 |
4 |
| Kuraray Co., Ltd. | 3543 |
4 |
| Kuraray Trading Co., Ltd. | 37 |
4 |
| Evonik Operations GmbH | 4181 |
4 |
| Dow Global Technologies LLC | 10582 |
3 |
| Other owners | 166 |