- All sections
- B - Performing operationstransporting
- B31F - Mechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper
- B31F 1/12 - Crêping
Patent holdings for IPC class B31F 1/12
Total number of patents in this class: 231
10-year publication summary
|
9
|
19
|
18
|
14
|
15
|
16
|
13
|
12
|
14
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kimberly-clark Worldwide, Inc. | 5308 |
54 |
| The Procter & Gamble Company | 21855 |
52 |
| GPCP IP Holdings LLC | 1529 |
35 |
| Ecolab USA Inc. | 5796 |
10 |
| Buckman Laboratories International, Inc. | 240 |
7 |
| Nalco Company | 536 |
7 |
| Voith Patent GmbH | 2749 |
7 |
| Kemira Oyj | 1258 |
5 |
| Valmet Automation Oy | 111 |
4 |
| Georgia-Pacific Consumer Products LP | 100 |
3 |
| Solenis Technologies, L.P. | 304 |
3 |
| Valmet AB | 554 |
3 |
| Essity Hygiene and Health Aktiebolag | 2061 |
3 |
| Albany International Corp. | 232 |
2 |
| Curt G. Joa, Inc. | 219 |
2 |
| Eldorado Brasil Celulose S.A. | 4 |
2 |
| Voestalpine Precision Strip AB | 21 |
2 |
| Wacker Chemie AG | 2112 |
2 |
| Philip Morris Products S.A. | 8181 |
1 |
| Georgia-Pacific Chemicals LLC | 127 |
1 |
| Other owners | 26 |