Patent holdings for IPC class E04F 15/20

Total number of patents in this class: 262

10-year publication summary

22
23
36
24
26
30
25
33
13
7
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Pliteq Inc.
71
8
United States Gypsum Company
1019
8
LG Hausys, Ltd.
839
7
James Hardie Technology Limited
462
5
MP Global Products, LLC
80
5
Zephyros, Inc.
613
5
Toray Plastics (America), Inc.
196
4
Bostik SA
602
4
Keene Building Products Co., Inc.
31
4
Maxxon Corporation
61
4
Pak-Lite, Inc.
14
4
Sika Technology AG
2650
4
Rohm and Haas Company
2805
3
Dow Global Technologies LLC
10147
3
Georgia-Pacific Gypsum LLC
204
3
Flooring Industries Limited, SARL
281
3
Gerflor
106
3
NOX Corporation
48
3
Saint-Gobain Isover
603
3
Saint-Gobain Weber
175
3
Other owners 176