Patent holdings for IPC class E04F 13/09

Total number of patents in this class: 60

10-year publication summary

5
5
9
8
8
5
4
3
5
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Old Mill Brick LLC
18
5
Advanced Architectural Products, LLC
78
4
Certainteed Canada, Inc.
56
3
Oldcastle Building Products Canada, Inc.
171
3
Rayva International LLC
6
3
Zengcheng City Country Garden Property Development Company Limited
67
3
Lasanen Incorporated Oy
3
3
Versa Core Construction Services, LLC
8
3
Duvaltex, Inc.
36
2
FERO Corporation
50
2
Fry Reglet Corporation
12
2
Hunter Douglas Industries BV
263
2
Max-life, LLC
2
2
Rohm and Haas Company
2951
1
Advanced Building Systems, Inc.
12
1
Builders Adventure, Inc
4
1
CertainTeed Ceilings Corporation
110
1
CertainTeed Gypsum, Inc.
220
1
Delta Faucet Company
2865
1
Emeh, Inc.
87
1
Other owners 16