- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 3/14 - Audible signalling systemsAudible personal calling systems using explosives
Patent holdings for IPC class G08B 3/14
Total number of patents in this class: 2
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mattel, Inc. | 3029 |
1 |
| Strata Safety Products, LLC | 39 |
1 |
| Other owners | 0 |