- 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 6/50 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
Patent holdings for IPC class D01F 6/50
Total number of patents in this class: 73
10-year publication summary
|
3
|
5
|
9
|
9
|
5
|
4
|
6
|
5
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3601 |
15 |
| Access Vascular, Inc. | 38 |
5 |
| The Procter & Gamble Company | 21859 |
4 |
| Carl Freudenberg KG | 1494 |
3 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
3 |
| Nitto Denko Corporation | 8565 |
2 |
| Koken Ltd. | 65 |
2 |
| Nissan Chemical Industries, Ltd. | 1636 |
2 |
| South China University of Technology | 1916 |
2 |
| Toyama Prefecture | 58 |
2 |
| Aquapak IP Limited | 29 |
2 |
| Centre National de La Recherche Scientifique | 11077 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
1 |
| Daikin Industries, Ltd. | 10513 |
1 |
| The Johns Hopkins University | 5922 |
1 |
| Mitsubishi Chemical Corporation | 4738 |
1 |
| Kaneka Corporation | 4745 |
1 |
| Arkema France | 4250 |
1 |
| Association pour La Recherche et le Developpement de Methodes et Processus Industriels-armines | 71 |
1 |
| British American Tobacco (Investments) Limited | 999 |
1 |
| Other owners | 22 |