- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 53/38 - Making other particular articles locksmith's goods, e.g. handles
Patent holdings for IPC class B21D 53/38
Total number of patents in this class: 7
10-year publication summary
|
2
|
0
|
2
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kiekert Aktiengesellschaft | 1296 |
2 |
| Grass GmbH | 230 |
1 |
| Nite Ize, Inc. | 432 |
1 |
| Textron Innovations Inc. | 2138 |
1 |
| Yale Security Inc. | 66 |
1 |
| Assa Abloy Accessories and Door Controls Group, Inc. | 170 |
1 |
| Other owners | 0 |