- 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: 314
10-year publication summary
|
25
|
25
|
28
|
26
|
23
|
42
|
29
|
18
|
20
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7088 |
37 |
| Kaneka Corporation | 4687 |
16 |
| Polytex Sportbeläge Produktions-GmbH | 140 |
14 |
| KB Seiren, Ltd. | 102 |
8 |
| Puritan Medical Products Company LLC | 52 |
6 |
| Stratasys, Inc. | 845 |
6 |
| DuPont Safety & Construction, Inc. | 681 |
6 |
| E. I. du Pont de Nemours and Company | 3564 |
5 |
| QED Labs Inc. | 19 |
5 |
| Teijin Frontier Co., Ltd. | 251 |
5 |
| BASF SE | 21292 |
4 |
| Nike, Inc. | 14783 |
4 |
| Aderans Company Limited | 234 |
4 |
| Ascend Performance Materials Operations LLC | 265 |
4 |
| Brrr! Incorporated | 22 |
4 |
| Kuraray Trading Co., Ltd. | 39 |
4 |
| Speed France SAS | 75 |
4 |
| Evonik Operations GmbH | 4326 |
4 |
| Dow Global Technologies LLC | 10916 |
3 |
| The United States of America as represented by the Secretary of the Army | 1253 |
3 |
| Other owners | 168 |