- All sections
- D - Textiles; paper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 1/02 - Preparation of spinning solutions
Patent holdings for IPC class D01D 1/02
Total number of patents in this class: 459
10-year publication summary
|
19
|
40
|
62
|
37
|
43
|
57
|
31
|
39
|
53
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lenzing Aktiengesellschaft | 529 |
14 |
| List Technology AG | 42 |
11 |
| Treetotextile AB | 41 |
10 |
| Kolon Industries, Inc. | 1506 |
8 |
| Lin, Chih-hsin | 17 |
8 |
| Bolt Threads, Inc. | 151 |
7 |
| Hyosung Corporation | 300 |
7 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1115 |
7 |
| Teijin Aramid B.V. | 182 |
6 |
| Beijing Tongyizhong Specialty Fibre Technology & Development Co., Ltd | 8 |
5 |
| Braskem America, Inc. | 177 |
5 |
| List Holding AG | 42 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Fiberlean Technologies Limited | 116 |
4 |
| KT & G Corporation | 1876 |
4 |
| Poly-Med, Inc. | 187 |
4 |
| Stora Enso Oyj | 1504 |
4 |
| Montefibre Mae Technologies S.r.l. | 10 |
4 |
| The Procter & Gamble Company | 22178 |
3 |
| BASF SE | 19740 |
3 |
| Other owners | 336 |