- All sections
- B - Performing operationstransporting
- B42F - Sheets temporarily attached togetherfiling appliancesfile cardsindexing
- B42F 3/04 - Attachment means of ring, finger, or claw form
Patent holdings for IPC class B42F 3/04
Total number of patents in this class: 37
10-year publication summary
|
5
|
4
|
2
|
5
|
0
|
2
|
4
|
5
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Leco Stationery Manufacturing Company Limited | 6 |
4 |
| World Wide Stationery Manufacturing Co., Ltd. | 13 |
4 |
| ACCO Brands Corporation | 810 |
3 |
| Rocket Innovations, Inc. | 41 |
3 |
| NS Planning Inc. | 5 |
2 |
| Shandong Vikko Paper Co., Ltd | 3 |
2 |
| Continental Accessory Corporation | 15 |
1 |
| Esselte Corporation | 13 |
1 |
| Grandville Printing Company | 10 |
1 |
| Guy Arbili | 1 |
1 |
| King Jim Co., Ltd. | 124 |
1 |
| Kugler-Womako GmbH | 5 |
1 |
| Max Co., Ltd. | 841 |
1 |
| Shachar Arbili | 1 |
1 |
| TAL Arbili | 1 |
1 |
| U.S. Ring Binder, L.P. | 8 |
1 |
| World Wide Stationery Mfg. Co., Ltd. | 10 |
1 |
| Pentagraf Impresores, S.L. | 1 |
1 |
| Manufacturas y Transformados AB, S.L.U. | 4 |
1 |
| Worklife Brands LLC | 133 |
1 |
| Other owners | 5 |