- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-working tools
- E04D 3/38 - Devices for sealing spaces or joints between roof-covering elements
Patent holdings for IPC class E04D 3/38
Total number of patents in this class: 46
10-year publication summary
3
|
3
|
1
|
4
|
3
|
2
|
6
|
8
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
York Manufacturing, Inc. | 5 |
4 |
CertainTeed LLC | 511 |
4 |
Golden Rule Fasteners, Inc. | 4 |
3 |
Derby Building Products Inc. | 82 |
3 |
Englert, Inc. | 40 |
2 |
NEXII Building Solutions Inc. | 52 |
2 |
Scott Flett Architecture Workshop Pty Ltd | 2 |
2 |
GAF Energy LLC | 139 |
2 |
The Sherwin-Williams Company | 553 |
1 |
Dow Global Technologies LLC | 10147 |
1 |
2FL Enterprises, LLC | 3 |
1 |
BlueScope Steel Limited | 223 |
1 |
CertainTeed Corporation | 299 |
1 |
Garland Industries, Inc. | 84 |
1 |
Onduline | 102 |
1 |
Owens Corning Intellectual Capital, LLC | 1456 |
1 |
Pegasus Solar Inc. | 56 |
1 |
Pella Corporation | 205 |
1 |
Quality Edge, Inc. | 93 |
1 |
Renscience IP Holdings Inc. | 6 |
1 |
Other owners | 12 |