Patent holdings for IPC class C03C 25/26

Total number of patents in this class: 282

10-year publication summary

19
27
30
14
20
16
15
9
17
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Isover
633
30
Rockwool A/S
781
29
ROCKWOOL International A/S
307
21
Owens Corning Intellectual Capital, LLC
1632
20
OCV Intellectual Capital, LLC
187
15
DSM IP Assets B.V.
5605
11
Johns Manville
953
10
Sumitomo Electric Industries, Ltd.
15428
7
Georgia-Pacific Gypsum LLC
219
7
S.d.r. Biotec Verfahrenstechnik GmbH
6
6
Arkema France
4061
5
Knauf Insulation SPRL
173
5
Saint-Gobain Adfors
118
5
USG Interiors, LLC
309
5
Knauf Insulation, Inc.
191
4
PPG Industries Ohio, Inc.
3457
3
The Furukawa Electric Co., Ltd.
3645
3
3B-Fibreglass SPRL
22
3
Nufern
47
3
Porcher Industries
62
3
Other owners 87