- All sections
- B - Performing operationstransporting
- B26F - Perforatingpunchingcutting-outstamping-outsevering by means other than cutting
- B26F 1/20 - Perforating by slitting, i.e. forming cuts closed at their ends without removal of material with tools carried by a rotating drum or similar support
Patent holdings for IPC class B26F 1/20
Total number of patents in this class: 179
10-year publication summary
|
18
|
17
|
27
|
6
|
12
|
11
|
14
|
13
|
10
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21870 |
53 |
| Tetra Laval Holdings & Finance S.A. | 2267 |
8 |
| Kimberly-clark Worldwide, Inc. | 5254 |
6 |
| Sprick GmbH Bielefelder Papier- und Wellpappenwerke & Co. | 137 |
4 |
| ElringKlinger AG | 574 |
3 |
| FABIO PERINI S.p.A. | 89 |
3 |
| Futura S.p.A. | 140 |
3 |
| Hunkeler AG | 20 |
3 |
| Valmet Tissue Converting S.p.A. | 93 |
3 |
| 3m Innovative Properties Company | 17450 |
2 |
| Philip Morris Products S.A. | 8329 |
2 |
| Advantage Creation Enterprise LLC | 9 |
2 |
| Amcor Flexibles France | 6 |
2 |
| Axon LLC | 21 |
2 |
| Burckhardt of Switzerland AG | 3 |
2 |
| Cadbury UK Limited | 391 |
2 |
| Curt G. Joa, Inc. | 223 |
2 |
| Diopass SPRL | 8 |
2 |
| Duplo Seiko Corporation | 84 |
2 |
| Encore Packaging LLC | 44 |
2 |
| Other owners | 71 |