- All sections
- E - Fixed constructions
- E04F - Finishing work on buildings, e.g. stairs, floors
- E04F 11/18 - BalustradesHandrails
Patent holdings for IPC class E04F 11/18
Total number of patents in this class: 721
10-year publication summary
|
72
|
63
|
83
|
70
|
90
|
73
|
87
|
55
|
67
|
55
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Peak Innovations Inc. | 155 |
28 |
| PrimeSource Building Products, Inc. | 305 |
26 |
| Barrette Outdoor Living, Inc. | 240 |
20 |
| 9220-6820 Quebec Inc., DBA Promenaid | 20 |
14 |
| Pure Vista Ltd | 17 |
13 |
| Vinylast, Inc. | 26 |
13 |
| UFP Industries, Inc. | 119 |
13 |
| Fortress Iron, LP | 82 |
12 |
| C.R. LAURENCE Co., Inc. | 118 |
11 |
| LN1 Inc. | 24 |
11 |
| The Boeing Company | 20161 |
10 |
| R & B Wagner, Inc. | 27 |
10 |
| SB Ingenierie | 36 |
9 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3988 |
8 |
| The AZEK Group LLC | 337 |
8 |
| HomeCare Products, Inc. | 60 |
7 |
| Faraone S.r.l. | 11 |
6 |
| Key-Link Fencing & Railing, Inc. | 13 |
6 |
| Safe Rack LLC | 52 |
5 |
| SunCor Stainless, Inc. | 32 |
5 |
| Other owners | 486 |