- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 7/10 - Arrangements for interconnection between switching centres for two-way working, i.e. calls may be set-up in either direction over the same connection
Patent holdings for IPC class H04M 7/10
Total number of patents in this class: 5
10-year publication summary
|
0
|
0
|
2
|
1
|
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
|
|---|---|---|
| BlackBerry Limited | 5958 |
1 |
| Deutsche Telekom AG | 1801 |
1 |
| Orion Labs | 34 |
1 |
| Optus Administration Pty Ltd | 1 |
1 |
| Green Key Technologies Inc. | 16 |
1 |
| Other owners | 0 |