- 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: 151
10-year publication summary
|
14
|
12
|
10
|
18
|
13
|
12
|
7
|
9
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21856 |
7 |
| Toray Industries, Inc. | 7116 |
6 |
| Korea Institute of Industrial Technology | 1030 |
6 |
| Toray Advanced Materials Korea Inc. | 297 |
5 |
| 3m Innovative Properties Company | 17484 |
4 |
| Dow Global Technologies LLC | 10968 |
4 |
| The United States of America as represented by the Secretary of the Army | 1259 |
4 |
| E. I. du Pont de Nemours and Company | 3521 |
3 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 186 |
3 |
| Woongjin Chemical Co., Ltd. | 28 |
3 |
| LG Chem, Ltd. | 17937 |
2 |
| The Boeing Company | 20168 |
2 |
| Massachusetts Institute of Technology | 10259 |
2 |
| Agency for Science, Technology and Research | 3744 |
2 |
| Bundesdruckerei GmbH | 987 |
2 |
| Carl Freudenberg KG | 1492 |
2 |
| Hills, Inc. | 14 |
2 |
| MANN+HUMMEL GmbH | 1810 |
2 |
| Polysteel Atlantic Limited | 2 |
2 |
| Toray Fibers & Textiles Research Laboratories (China) Co., Ltd. | 102 |
2 |
| Other owners | 86 |