- 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 6/60 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyamides
Patent holdings for IPC class D01F 6/60
Total number of patents in this class: 530
10-year publication summary
|
41
|
44
|
43
|
30
|
44
|
53
|
40
|
44
|
30
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7011 |
52 |
| Teijin Aramid B.V. | 169 |
27 |
| E. I. du Pont de Nemours and Company | 3767 |
19 |
| Kolon Industries, Inc. | 1737 |
18 |
| Kordsa Teknik Tekstil A.S. | 121 |
13 |
| Ascend Performance Materials Operations LLC | 270 |
12 |
| Cibt America Inc. | 100 |
12 |
| Cathay Biotech Inc. | 97 |
12 |
| Advansix Resins & Chemicals LLC | 305 |
9 |
| Mitsubishi Gas Chemical Company, Inc. | 3547 |
9 |
| INVISTA Textiles (U.K.) Limited | 266 |
9 |
| DuPont Safety & Construction, Inc. | 685 |
9 |
| Denka Company Limited | 2678 |
8 |
| INVISTA Technologies S.a.r.l. | 404 |
8 |
| Kureha Corporation | 1040 |
8 |
| INV Performance Materials, LLC | 39 |
8 |
| President and Fellows of Harvard College | 6053 |
7 |
| Teijin Limited | 1255 |
7 |
| DSM IP Assets B.V. | 5464 |
6 |
| Brookwood Companies Incorporated | 48 |
5 |
| Other owners | 272 |