- 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 11/12 - Chemical after-treatment of man-made filaments or the like during manufacture of carbon with inorganic substances
Patent holdings for IPC class D01F 11/12
Total number of patents in this class: 75
10-year publication summary
|
4
|
9
|
12
|
10
|
12
|
6
|
4
|
4
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Free Form Fibers, LLC | 39 |
4 |
| Board of Regents, The University of Texas System | 5619 |
3 |
| Iowa State University Research Foundation, Inc. | 743 |
3 |
| ASML Netherlands B.V. | 7171 |
2 |
| DSM IP Assets B.V. | 5802 |
2 |
| Korea Advanced Institute of Science and Technology | 4188 |
2 |
| Carraro S.r.l. | 17 |
2 |
| Cytec Industries Inc. | 420 |
2 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1269 |
2 |
| SGL Carbon SE | 386 |
2 |
| Tangitek, LLC | 10 |
2 |
| Zhejiang University | 2950 |
2 |
| Hyosung Advanced Materials Corporation | 56 |
2 |
| Hangzhou Gaoxi Technology Co., Ltd. | 30 |
2 |
| Asbury Graphite of North Carolina, Inc. | 21 |
2 |
| LG Chem, Ltd. | 17639 |
1 |
| The Regents of the University of California | 19517 |
1 |
| International Business Machines Corporation | 60129 |
1 |
| The Boeing Company | 19911 |
1 |
| Bayer MaterialScience AG | 840 |
1 |
| Other owners | 36 |