- All sections
- B - Performing operations; transporting
- B43K - Implements for writing or drawing
- B43K 29/20 - Combinations of writing implements with other articles with other articles having storage compartments
Patent holdings for IPC class B43K 29/20
Total number of patents in this class: 13
10-year publication summary
|
6
|
3
|
2
|
6
|
1
|
1
|
0
|
3
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| Sprout IP ApS | 14 |
2 |
| Educational Art & Craft Supplies Limited | 1 |
1 |
| Hub Pen Company, LLC | 98 |
1 |
| Kablooe Design, Inc. | 1 |
1 |
| Morris Corporation | 23 |
1 |
| Pokka LLC | 1 |
1 |
| Sprout Denmark ApS | 1 |
1 |
| Staples The Office Superstore, LLC | 23 |
1 |
| WeCool Toys Inc. | 64 |
1 |
| AOB Products Company | 475 |
1 |
| Other owners | 0 |