- All sections
- B - Performing operationstransporting
- B31F - Mechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper
- B31F 1/14 - Crêping by doctor blades arranged crosswise to the web
Patent holdings for IPC class B31F 1/14
Total number of patents in this class: 59
10-year publication summary
|
5
|
6
|
6
|
2
|
8
|
3
|
6
|
5
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2739 |
7 |
| Ecolab USA Inc. | 5838 |
6 |
| GPCP IP Holdings LLC | 1525 |
6 |
| CS Produktion AB | 4 |
4 |
| Irving Consumer Products Limited | 173 |
3 |
| Valmet Technologies, Inc. | 134 |
3 |
| Oradoc S.r.l. | 4 |
3 |
| Kimberly-clark Worldwide, Inc. | 5264 |
2 |
| Eldorado Brasil Celulose S.A. | 4 |
2 |
| Horizon International Inc. | 86 |
2 |
| Valmet AB | 572 |
2 |
| Paper Excellence Canada Holdings Corporation | 12 |
2 |
| Ganzhou en Chuang Technology Company Limited | 2 |
2 |
| Clouth Sprenger GmbH | 8 |
2 |
| Bobst Mex SA | 612 |
1 |
| Broetje Automation GmbH | 104 |
1 |
| BTG Eclepens S.A. | 22 |
1 |
| Buckman Laboratories International, Inc. | 240 |
1 |
| Daio Paper Corporation | 1429 |
1 |
| Kemira Oyj | 1270 |
1 |
| Other owners | 7 |