- All sections
- B - Performing operationstransporting
- B31D - Making articles of paper, cardboard or material worked in a manner analogous to paper, not provided for in subclasses or
- B31D 3/02 - Making articles of cellular structure, e.g. insulating board honeycombed structures
Patent holdings for IPC class B31D 3/02
Total number of patents in this class: 130
10-year publication summary
|
7
|
3
|
5
|
6
|
4
|
11
|
12
|
15
|
5
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HexcelPack, LLC | 65 |
12 |
| Econcore N.V. | 14 |
6 |
| 3m Innovative Properties Company | 17770 |
5 |
| The Swisscore AG | 5 |
5 |
| Technische Universität Dresden | 559 |
5 |
| 1teck Automation Technology Co., Ltd. | 5 |
5 |
| E. I. du Pont de Nemours and Company | 3975 |
4 |
| Massachusetts Institute of Technology | 10117 |
4 |
| Euro-composites S.A. | 38 |
4 |
| Bell Helicopter Textron Inc. | 1060 |
3 |
| Battelle Savannah River Alliance, LLC | 219 |
3 |
| Comfortex Corporation | 32 |
2 |
| Design Force AB | 4 |
2 |
| Soprema | 84 |
2 |
| United States Department of Energy | 234 |
2 |
| Wallner Expac, Inc. | 15 |
2 |
| Corridoor Limited | 6 |
2 |
| The Boeing Company | 20139 |
1 |
| Airbus Operations S.L. | 544 |
1 |
| Nike, Inc. | 14328 |
1 |
| Other owners | 59 |