Patent holdings for IPC class E04F 13/06

Total number of patents in this class: 126

10-year publication summary

13
17
24
9
6
16
16
11
6
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
United States Gypsum Company
938
13
Alabama Metal Industries Corporation
105
8
ClarkWestern Dietrich Building Systems LLC
109
7
Certainteed Gypsum and Ceiling Manufacturing, Inc
30
6
Noll/norwesco, LLC
16
5
Bailey Metal Products Limited
82
4
E-Z Bead LLC
20
4
Knauf Gips KG
643
3
Protektorwerk Florenz Maisch GmbH & Co. KG
102
3
Alabama Metals Industries Corporation
3
3
Trim-tex Exterior Solutions, LLC
14
3
BASF Corporation
1681
2
Hilti Aktiengesellschaft
3701
2
Construction Research & Technology GmbH
600
2
Forest View Industries Ltd.
7
2
Innovations & Ideas, LLC
8
2
Masonry Technology, Inc.
13
2
Tremco illbruck Produktion GmbH
15
2
Turn Lights S.r.l.
7
2
Under-cover
6
2
Other owners 49