- 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 3/263 - Frames with special provision for insulation
Patent holdings for IPC class E06B 3/263
Total number of patents in this class: 391
10-year publication summary
|
31
|
33
|
48
|
41
|
35
|
41
|
36
|
36
|
30
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Technoform Bautec Holding GmbH | 23 |
21 |
| Arconic Technologies LLC | 334 |
15 |
| Schuco International KG | 197 |
12 |
| ENSINGER GmbH | 118 |
10 |
| Filobe Co., Ltd. | 24 |
10 |
| REYNAERS ALUMINIUM, naamloze vennootschap | 67 |
10 |
| VKR Holding A/S | 577 |
9 |
| Oldcastle BuildingEnvelope, Inc. | 60 |
8 |
| Quaker Window Products Company | 32 |
7 |
| Guardian Glass, LLC | 574 |
7 |
| AADG, Inc. | 71 |
6 |
| Saint-Gobain Glass France | 3750 |
6 |
| PGT Innovations, LLC | 27 |
6 |
| Whirlpool Corporation | 4395 |
5 |
| Pella Corporation | 226 |
5 |
| Rehau AG + Co | 403 |
5 |
| Bbg, S.A. | 28 |
5 |
| Aanco (UK) Limited | 12 |
5 |
| AluK S.A. | 42 |
4 |
| Serramenti Brombal S.r.l. | 6 |
4 |
| Other owners | 231 |