- All sections
- E - Fixed constructions
- E04G - Scaffoldingformsshutteringbuilding implements or aids, or their usehandling building materials on the siterepairing, breaking-up or other work on existing buildings
- E04G 21/30 - Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs
Patent holdings for IPC class E04G 21/30
Total number of patents in this class: 76
10-year publication summary
|
18
|
12
|
17
|
14
|
13
|
9
|
15
|
13
|
11
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zipwall, LLC | 78 |
23 |
| Garland Industries, Inc. | 101 |
9 |
| Prest-o-fit Manufacturing, Inc. | 9 |
4 |
| Keiwa Inc. | 194 |
3 |
| Brandsafway Services LLC | 68 |
3 |
| Eklipse Luminaire Architectural Inc. | 13 |
2 |
| Fujimoto Co., Ltd. | 18 |
2 |
| Re-u-zip LLC | 15 |
2 |
| Skudo Group Pty Ltd | 3 |
2 |
| MRM HK Limited | 10 |
2 |
| Safe and Cover AB | 2 |
2 |
| Nitto Denko Corporation | 8486 |
1 |
| MRM HK Limited | 58 |
1 |
| Rite-Hite Holding Corporation | 666 |
1 |
| EJA&A Holdings Inc. | 10 |
1 |
| Safetyrespect AB | 2 |
1 |
| Ehmke Manufacturing Company, Inc. | 1 |
1 |
| Endura Products, LLC | 218 |
1 |
| Shanghai Construction No.5 (Group) Co., Ltd. | 3 |
1 |
| Aecemi, LLC | 1 |
1 |
| Other owners | 13 |