- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 3/28 - Leading or trailing edges attached to primary structures, e.g. forming fixed slots
Patent holdings for IPC class B64C 3/28
Total number of patents in this class: 157
10-year publication summary
|
13
|
8
|
18
|
14
|
13
|
17
|
9
|
8
|
10
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Operations GmbH | 3397 |
31 |
| Airbus Operations Limited | 1304 |
24 |
| The Boeing Company | 20110 |
20 |
| Airbus Operations S.L. | 553 |
11 |
| Airbus Operations S.A.S. | 2513 |
6 |
| Airbus S.A.S. | 957 |
5 |
| Saab AB | 817 |
4 |
| Sonaca S.A. | 55 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 8995 |
3 |
| Commercial Aircraft Corporation of China, Ltd | 172 |
3 |
| Societe Lorraine de Construction Aeronautique | 16 |
3 |
| 0832042 B.C. Ltd. | 2 |
2 |
| AeroVironment, Inc. | 553 |
2 |
| Aircelle | 472 |
2 |
| Commercial Aircraft Corporation of China, Ltd Shanghai Aircraft Design and Research Institute | 75 |
2 |
| Skydio, Inc. | 490 |
2 |
| Helicoid Industries, Inc. | 13 |
2 |
| Tusas- Turk Havacilik ve Uzay Sanayii Anonim Sirketi | 312 |
2 |
| Ningbo Institute of Technology, Beihang University | 17 |
2 |
| Raytheon Company | 8473 |
1 |
| Other owners | 26 |