- All sections
- D - Textiles; paper
- D01F - Chemical features in the manufacture of man-made filaments, threads, fibres, bristles or ribbons; apparatus specially adapted for the manufacture of carbon filaments
- D01F 6/50 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture 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: 70
10-year publication summary
6
|
6
|
3
|
5
|
9
|
9
|
5
|
3
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kuraray Co., Ltd. | 3392 |
15 |
The Procter & Gamble Company | 22178 |
6 |
Carl Freudenberg KG | 1346 |
3 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
Access Vascular, Inc. | 26 |
3 |
Koken Ltd. | 64 |
2 |
The Nippon Synthetic Chemical Industry Co., Ltd. | 314 |
2 |
Nissan Chemical Industries, Ltd. | 1822 |
2 |
Toyama Prefecture | 61 |
2 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Nitto Denko Corporation | 7879 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Daikin Industries, Ltd. | 9495 |
1 |
The Johns Hopkins University | 5377 |
1 |
Mitsubishi Chemical Corporation | 4313 |
1 |
Kaneka Corporation | 4445 |
1 |
Arkema France | 3790 |
1 |
British American Tobacco (Investments) Limited | 1032 |
1 |
City University of Hong Kong | 161 |
1 |
CPN s.r.o. | 3 |
1 |
Other owners | 21 |