- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/70 - Drying or keeping dry, e.g. by air vents
Patent holdings for IPC class E04B 1/70
Total number of patents in this class: 477
10-year publication summary
|
39
|
46
|
53
|
64
|
35
|
36
|
43
|
28
|
21
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Reddo Floor Solutions AB | 18 |
16 |
| Smart Vent Products LLC | 20 |
14 |
| Alabama Metal Industries Corporation | 105 |
13 |
| CertainTeed LLC | 641 |
9 |
| James Hardie Technology Limited | 459 |
8 |
| Norwood Architecture, Inc. | 27 |
8 |
| Advanced Building Products, Inc. | 50 |
7 |
| Sekisui House, Ltd. | 272 |
7 |
| State Farm Mutual Automobile Insurance Company | 3431 |
7 |
| E. I. du Pont de Nemours and Company | 3521 |
6 |
| Benjamin Obdyke Incorporated | 48 |
6 |
| Keene Building Products Co., Inc. | 31 |
6 |
| Quality Edge, Inc. | 97 |
6 |
| 3m Innovative Properties Company | 17484 |
5 |
| Louisiana-Pacific Corporation | 312 |
5 |
| Masonry Technology, Inc. | 13 |
5 |
| Mortar Net USA, Ltd., DBA Mortar Net Solutions | 6 |
5 |
| Nichiha Corporation | 167 |
5 |
| Owens Corning Intellectual Capital, LLC | 1732 |
5 |
| Span Construction & Engineering, Inc. | 12 |
5 |
| Other owners | 329 |