- 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 51/54 - Making hollow objects characterised by the use of the objects cartridge cases, e.g. for ammunition, for letter carriers in pneumatic-tube plants
Patent holdings for IPC class B21D 51/54
Total number of patents in this class: 19
10-year publication summary
|
3
|
1
|
2
|
4
|
2
|
2
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Machinery LLC | 45 |
4 |
| BAE SYSTEMS plc | 2215 |
2 |
| Shell Shock Technologies LLC | 13 |
2 |
| Rabuffo SA | 9 |
2 |
| Boehringer Ingelheim International GmbH | 4629 |
1 |
| Seiko Instruments Inc. | 660 |
1 |
| AREX Proizvodnja orodij, naprav in storitve d.o.o. Sentjernej | 10 |
1 |
| Expal Systems, S.A. | 11 |
1 |
| Giraud Tool Company, Inc. | 2 |
1 |
| Heraeus Deutschland GmbH & Co. KG | 643 |
1 |
| Familie Burger GbR Vertretungsberechtigte Gesellschafter: Mercedes Burger, Georg Burger, Bernhard Burger, Manuel Burger, Christina Burger, Diana Burger | 1 |
1 |
| True Velocity IP Holdings, LLC | 255 |
1 |
| I.n.c.a. S.p.A. a Socio Unico | 2 |
1 |
| Other owners | 0 |