- All sections
- E - Fixed constructions
- E06B - Fixed or movable closures for openings in buildings, vehicles, fences, or like enclosures, in general, e.g. doors, windows, blinds, gates
- E06B 3/22 - Hollow frames
Patent holdings for IPC class E06B 3/22
Total number of patents in this class: 146
10-year publication summary
11
|
3
|
11
|
11
|
16
|
18
|
14
|
7
|
10
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rehau AG + Co | 419 |
23 |
Andersen Corporation | 232 |
9 |
Graf Synergy S.r.l. | 70 |
9 |
BASF SE | 19740 |
5 |
Salamander Industrie-Produkte GmbH | 92 |
5 |
Deceuninck NV | 78 |
4 |
profine GmbH | 130 |
4 |
REHAU Industries SE & Co. KG | 359 |
4 |
aluplast GmbH | 14 |
3 |
Deceuninck North America, LLC | 70 |
3 |
Greiner Tool.Tec GmbH | 13 |
3 |
Pella Corporation | 205 |
3 |
Plastpro 2000, Inc. | 29 |
3 |
Sika Technology AG | 2650 |
3 |
VEKA Aktiengesellschaft | 54 |
3 |
Gilkey Window Company | 4 |
3 |
Guardian Glass, LLC | 558 |
3 |
Associated Materials, LLC, DBA Alside | 109 |
2 |
INTIGRAL, Inc., DBA Edge Seal Technologies | 13 |
2 |
LG Hausys, Ltd. | 839 |
2 |
Other owners | 50 |