- 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: 141
10-year publication summary
|
6
|
13
|
9
|
18
|
14
|
13
|
17
|
8
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Operations GmbH | 3295 |
29 |
| Airbus Operations Limited | 1224 |
21 |
| The Boeing Company | 19922 |
19 |
| Airbus Operations S.L. | 534 |
11 |
| Airbus Operations S.A.S. | 2451 |
6 |
| Airbus S.A.S. | 855 |
5 |
| Saab AB | 813 |
4 |
| Commercial Aircraft Corporation of China, Ltd | 154 |
3 |
| Societe Lorraine de Construction Aeronautique | 18 |
3 |
| Sonaca S.A. | 54 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8550 |
2 |
| 0832042 B.C. Ltd. | 3 |
2 |
| AeroVironment, Inc. | 518 |
2 |
| Aircelle | 482 |
2 |
| Commercial Aircraft Corporation of China, Ltd Shanghai Aircraft Design and Research Institute | 75 |
2 |
| Ningbo Institute of Technology, Beihang University | 16 |
2 |
| Airbus Deutschland GmbH | 266 |
1 |
| Raytheon Company | 8433 |
1 |
| Rolls-Royce PLC | 2997 |
1 |
| a Partnership of Jim Langley and Courtney Hunter | 1 |
1 |
| Other owners | 21 |