- All sections
- D - Textiles; paper
- D01F - Chemical features in the manufacture of man-made filaments, threads, fibres, bristles or ribbons; apparatus specially adapted for the manufacture of carbon filaments
- D01F 6/60 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides
Patent holdings for IPC class D01F 6/60
Total number of patents in this class: 473
10-year publication summary
33
|
28
|
42
|
44
|
44
|
33
|
45
|
54
|
39
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toray Industries, Inc. | 6652 |
42 |
Teijin Aramid B.V. | 182 |
26 |
E. I. du Pont de Nemours and Company | 4345 |
19 |
Kolon Industries, Inc. | 1506 |
18 |
Ascend Performance Materials Operations LLC | 260 |
12 |
Kordsa Teknik Tekstil A.S. | 103 |
12 |
DuPont Safety & Construction, Inc. | 676 |
11 |
Teijin Limited | 1216 |
10 |
Cibt America Inc. | 83 |
10 |
Cathay Biotech Inc. | 81 |
10 |
Advansix Resins & Chemicals LLC | 278 |
9 |
INVISTA Technologies S.a.r.l. | 450 |
9 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
9 |
Teijin Techno Products Limited | 24 |
8 |
Denka Company Limited | 2189 |
7 |
DSM IP Assets B.V. | 5856 |
6 |
President and Fellows of Harvard College | 5792 |
5 |
INVISTA North America S.a.r.l. | 182 |
5 |
Kureha Corporation | 1026 |
5 |
Rhodia Poliamida e Especialidades Ltda | 58 |
5 |
Other owners | 235 |