- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 21/32 - Putty knivesPutty removers
Patent holdings for IPC class E04F 21/32
Total number of patents in this class: 9
10-year publication summary
|
1
|
1
|
3
|
1
|
2
|
2
|
0
|
3
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PRC-DeSoto International, Inc. | 561 |
1 |
| Allway Tools, Inc. | 38 |
1 |
| Contemporary Amperex Technology Co., Limited | 8931 |
1 |
| Exceptional IP Holdings, LLC | 15 |
1 |
| Hyde Tools, Inc. | 93 |
1 |
| Tri-Edge Industries, LLC | 9 |
1 |
| United States Gypsum Company | 903 |
1 |
| I S e Products, Inc. | 2 |
1 |
| A. Richard Tools Co./Outils A. Richard Co. | 55 |
1 |
| Other owners | 0 |