- 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 3/44 - Vertically-sliding wings
Patent holdings for IPC class E06B 3/44
Total number of patents in this class: 174
10-year publication summary
28
|
19
|
29
|
31
|
28
|
15
|
18
|
10
|
17
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
ASSA ABLOY Fenestration, LLC | 141 |
10 |
Pella Corporation | 205 |
5 |
Marvin Lumber and Cedar Company, LLC | 68 |
5 |
Amesbury Group, Inc. | 83 |
4 |
Assa Abloy Entrance Systems AB | 451 |
4 |
Niagara Bottling, LLC | 240 |
4 |
Cornellcookson, LLC | 152 |
4 |
Changchun Kuoer Technology Co., Ltd. | 6 |
4 |
Milgard Manufacturing LLC | 93 |
4 |
PGT Innovations, LLC | 18 |
4 |
Andersen Corporation | 232 |
3 |
Aneeta Window Systems (Vic) Pty Ltd | 5 |
3 |
Overhead Door Corporation | 294 |
3 |
Ply Gem Industries, Inc. | 84 |
3 |
Reliance Doors Pty Ltd | 5 |
3 |
Rytec Corporation | 126 |
3 |
Sorrel Quarters, LLC | 51 |
3 |
Gilkey Window Company | 4 |
3 |
View, Inc. | 792 |
2 |
American Sterilizer Company | 654 |
2 |
Other owners | 98 |