- All sections
- D - Textilespaper
- D01F - Chemical features in the manufacture of man-made filaments, threads, fibres, bristles or ribbonsapparatus specially adapted for the manufacture of carbon filaments
- D01F 6/92 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
Patent holdings for IPC class D01F 6/92
Total number of patents in this class: 507
10-year publication summary
|
15
|
32
|
32
|
37
|
43
|
47
|
36
|
31
|
36
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 115 |
41 |
| Toray Industries, Inc. | 7021 |
26 |
| Kimberly-clark Worldwide, Inc. | 5323 |
13 |
| Aladdin Manufacturing Corporation | 228 |
13 |
| Columbia Insurance Company | 1515 |
12 |
| Kaneka Corporation | 4608 |
12 |
| BASF SE | 21137 |
11 |
| Teijin Limited | 1258 |
11 |
| The Procter & Gamble Company | 22025 |
9 |
| E. I. du Pont de Nemours and Company | 3862 |
9 |
| Kuraray Co., Ltd. | 3543 |
9 |
| Polytex Sportbeläge Produktions-GmbH | 114 |
8 |
| NatureWorks LLC | 98 |
7 |
| Trevira GmbH | 47 |
7 |
| 3m Innovative Properties Company | 17717 |
5 |
| Jinan Shengquan Group Share-Holding Co., Ltd. | 79 |
5 |
| Teijin Fibers Limited | 50 |
5 |
| Oceansafe AG | 18 |
5 |
| Denka Company Limited | 2659 |
4 |
| Fitesa Germany GmbH | 39 |
4 |
| Other owners | 291 |