- 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 51/48 - Making crown caps
Patent holdings for IPC class B21D 51/48
Total number of patents in this class: 32
10-year publication summary
|
3
|
5
|
5
|
5
|
7
|
2
|
1
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 529 |
5 |
| Crown Packaging Technology, Inc. | 494 |
4 |
| Hoshizaki America, Inc. | 29 |
4 |
| Pelliconi & C. S.p.A. | 56 |
4 |
| Ball Corporation | 390 |
3 |
| Lennox Industries Inc. | 1088 |
3 |
| World Bottling Cap, LLC | 23 |
3 |
| Kiekert Aktiengesellschaft | 1296 |
1 |
| Ramondin Capsulas, S.A. | 4 |
1 |
| Stolle Machinery Company, LLC | 367 |
1 |
| Super Closure International, LLC | 1 |
1 |
| CROWN Packaging UK PLC | 35 |
1 |
| Alcoa Warrick LLC | 29 |
1 |
| Other owners | 0 |