- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposes; swimming or splash baths or pools; masts; fencing; tents or canopies, in general
- E04H 9/04 - Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against air-raid or other war-like actions
Patent holdings for IPC class E04H 9/04
Total number of patents in this class: 83
10-year publication summary
|
7
|
15
|
18
|
13
|
14
|
6
|
5
|
5
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Southern Comfort Shelters, L.L.C. | 5 |
4 |
| Dynamic Shelters Inc. | 15 |
3 |
| Knauf Gips KG | 534 |
3 |
| Bayer MaterialScience LLC | 178 |
2 |
| The United States of America as represented by the Secretary of the Army | 1195 |
2 |
| Fiberweb Holdings Limited | 22 |
2 |
| Karcher Futuretech GmbH | 16 |
2 |
| King Saud University | 332 |
2 |
| Lifeline IP Holdings, LLC | 2 |
2 |
| The Secretary of State for Defence | 445 |
2 |
| United States Government | 12 |
2 |
| Burose, LLC | 5 |
2 |
| Go Team CCR LLC | 12 |
2 |
| Kenno Tech Oy | 5 |
2 |
| U.S. Government AS represented by The Secretary of The Army | 74 |
2 |
| Beth-el Zikhron-Ya?Aqov Industries, Ltd | 24 |
2 |
| Fhecor Ingenieros Consultores, S.A. | 6 |
2 |
| John Lefkus | 2 |
2 |
| E. I. du Pont de Nemours and Company | 4345 |
1 |
| 3form, Inc. | 11 |
1 |
| Other owners | 41 |