- All sections
- B - Performing operationstransporting
- B42F - Sheets temporarily attached togetherfiling appliancesfile cardsindexing
- B42F 21/00 - Indexing meansIndexing tabs or protectors therefor
Patent holdings for IPC class B42F 21/00
Total number of patents in this class: 41
10-year publication summary
|
3
|
5
|
2
|
2
|
3
|
0
|
1
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CCL Label, Inc. | 507 |
9 |
| ACCO Brands Corporation | 803 |
6 |
| Chicago TAG & Label, Inc. | 45 |
4 |
| Tops Products LLC | 127 |
3 |
| Avery Dennison Corporation | 1160 |
2 |
| Esselte Corporation | 12 |
2 |
| The Smead Manufacturing Company, LLC | 85 |
2 |
| Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd. | 150 |
1 |
| Agilent Technologies, Inc. | 2643 |
1 |
| Binder Way Pty Ltd | 3 |
1 |
| Continental Datalabel, Inc. | 28 |
1 |
| Forte USA | 1 |
1 |
| Mead Products LLC | 9 |
1 |
| microDATA Corporation | 16 |
1 |
| Riso Kagaku Corporation | 644 |
1 |
| Scientific Games Holdings Limited | 84 |
1 |
| SCOTT OFFICE SYSTEMS, LLC (a Delaware limited liability company) | 2 |
1 |
| Staples The Office Superstore, LLC | 14 |
1 |
| Taiwan Hopax Chemicals Mfg. Co., Ltd. | 22 |
1 |
| Versatility Tool Works & Manufacturing Company, Inc. | 9 |
1 |
| Other owners | 0 |