- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposesswimming or splash baths or poolsmastsfencingtents or canopies, in general
- E04H 3/00 - Buildings or groups of buildings for public or similar purposesInstitutions, e.g. infirmaries or prisons
Patent holdings for IPC class E04H 3/00
Total number of patents in this class: 86
10-year publication summary
|
9
|
12
|
8
|
12
|
8
|
7
|
6
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4320 |
4 |
| Illinois Tool Works Inc. | 11858 |
3 |
| Guangdong KIN Long Hardware Products Co., Ltd. | 17 |
3 |
| MANN+HUMMEL GmbH | 1812 |
3 |
| Techni, LLC | 16 |
3 |
| 3L-Innogenie Inc. | 5 |
2 |
| Krueger International, Inc. | 379 |
2 |
| Maars Holding B.V. | 36 |
2 |
| Steelcase Inc. | 1282 |
2 |
| Warstone Innovations, LLC | 11 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
1 |
| Hewlett Packard Enterprise Development LP | 11042 |
1 |
| 1 Space Pty Ltd | 9 |
1 |
| 6943977 Canada Inc. | 4 |
1 |
| Backyard Products, LLC | 41 |
1 |
| Beijing University of Civil Engineering and Architecture | 28 |
1 |
| Berg Companies, Inc. | 20 |
1 |
| Compass Datacenters, LLC | 11 |
1 |
| Crystal Lagoons (Curacao) B.V. | 17 |
1 |
| CTB Midwest, Inc. | 17 |
1 |
| Other owners | 50 |