- 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 6/80 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyamides
Patent holdings for IPC class D01F 6/80
Total number of patents in this class: 142
10-year publication summary
20
|
7
|
11
|
10
|
6
|
2
|
9
|
15
|
7
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
DuPont Safety & Construction, Inc. | 676 |
28 |
E. I. du Pont de Nemours and Company | 4345 |
21 |
Kolon Industries, Inc. | 1506 |
13 |
Teijin Limited | 1216 |
9 |
Teijin Aramid B.V. | 182 |
6 |
INVISTA Technologies S.a.r.l. | 450 |
5 |
DSM IP Assets B.V. | 5856 |
4 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
Shakespeare Company, LLC | 160 |
3 |
Taiwan Textile Research Institute | 143 |
3 |
Universal Fibers, Inc. | 49 |
3 |
Ricoh Company, Ltd. | 13266 |
2 |
IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1115 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
3m Innovative Properties Company | 18406 |
1 |
Covidien LP | 10647 |
1 |
Toray Industries, Inc. | 6652 |
1 |
Toray Advanced Materials Korea Inc. | 222 |
1 |
Mitsubishi Chemical Corporation | 4313 |
1 |
Advansix Resins & Chemicals LLC | 278 |
1 |
Other owners | 33 |