- All sections
- D - Textilespaper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 5/30 - Conjugate filamentsSpinnerette packs therefor
Patent holdings for IPC class D01D 5/30
Total number of patents in this class: 152
10-year publication summary
|
8
|
14
|
12
|
10
|
18
|
13
|
12
|
6
|
9
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22028 |
6 |
| Toray Industries, Inc. | 6935 |
6 |
| Korea Institute of Industrial Technology | 1011 |
6 |
| Toray Advanced Materials Korea Inc. | 258 |
5 |
| 3m Innovative Properties Company | 17852 |
4 |
| Dow Global Technologies LLC | 10353 |
4 |
| E. I. du Pont de Nemours and Company | 4089 |
3 |
| The United States of America as represented by the Secretary of the Army | 1212 |
3 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 172 |
3 |
| Woongjin Chemical Co., Ltd. | 28 |
3 |
| LG Chem, Ltd. | 17615 |
2 |
| The Boeing Company | 20048 |
2 |
| Massachusetts Institute of Technology | 10041 |
2 |
| Agency for Science, Technology and Research | 3610 |
2 |
| Bundesdruckerei GmbH | 1004 |
2 |
| Carl Freudenberg KG | 1364 |
2 |
| Hanwha Azdel, Inc. | 103 |
2 |
| Hills, Inc. | 16 |
2 |
| MANN+HUMMEL GmbH | 1755 |
2 |
| Polysteel Atlantic Limited | 2 |
2 |
| Other owners | 89 |