- All sections
- B - Performing operationstransporting
- B64B - Lighter-than-air aircraft
- B64B 1/50 - Captive balloons
Patent holdings for IPC class B64B 1/50
Total number of patents in this class: 97
10-year publication summary
|
9
|
12
|
10
|
13
|
17
|
11
|
11
|
7
|
9
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Altaeros Energies, Inc. | 18 |
8 |
| Aerostar International, LLC | 157 |
4 |
| The Boeing Company | 20196 |
3 |
| Google Inc. | 4042 |
3 |
| Microsoft Technology Licensing, LLC | 54524 |
3 |
| Stratosolar, Inc. | 3 |
3 |
| Tethercells Limited | 6 |
3 |
| AGCO International GmbH | 755 |
2 |
| CL Cargolifter GmbH & Co. KG A.A. | 3 |
2 |
| SoftBank Corp. | 914 |
2 |
| TCOM, LP, TCOM-GP, LLC, a Delaware limited liability company | 17 |
2 |
| Dongguan Frontier Technology Institute | 26 |
2 |
| Ltag Systems LLC | 39 |
2 |
| Skyacht Aircraft, Inc. | 4 |
2 |
| Aerospace Information Research Institute, Chinese Academy of Sciences. | 50 |
2 |
| High Hopes Labs Ltd. | 10 |
2 |
| Urban Sky Theory Inc. | 10 |
2 |
| Centre National de La Recherche Scientifique | 11077 |
1 |
| Hewlett-Packard Development Company, L.P. | 25174 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4013 |
1 |
| Other owners | 47 |