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  • All sections
  • C - Chemistrymetallurgy
  • C03C - Chemical composition of glasses, glazes or vitreous enamelssurface treatment of glasssurface treatment of fibres or filaments made from glass, minerals or slagsjoining glass to glass or other materials
  • C03C 25/40 - Organo-silicon compounds

Patent holdings for IPC class C03C 25/40

Total number of patents in this class: 146

10-year publication summary

1
5
10
7
10
7
16
14
17
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Isover
663
12
Sumitomo Electric Industries, Ltd.
15994
10
Asahi Kasei Kabushiki Kaisha
2746
7
Owens Corning Intellectual Capital, LLC
1634
7
Rockwool A/S
814
7
OCV Intellectual Capital, LLC
162
6
Shin-Etsu Chemical Co., Ltd.
5884
5
3B-Fibreglass SPRL
22
5
Nitto Boseki Co., Ltd.
298
5
PPG Industries Ohio, Inc.
3389
4
The Furukawa Electric Co., Ltd.
3710
4
Nippon Sheet Glass Company, Limited
967
4
Saint-Gobain Adfors
122
4
CertainTeed LLC
607
4
LG Chem, Ltd.
17759
3
Nippon Electric Glass America, Inc.
20
3
LG Electronics Inc.
74502
2
Olympus Corporation
13045
2
Panasonic Intellectual Property Management Co., Ltd.
33120
2
Mitsui Chemicals, Inc.
3227
2
Other owners 48

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