- All sections
- C - Chemistry; metallurgy
- C03C - Chemical composition of glasses, glazes or vitreous enamels; surface treatment of glass; surface treatment of fibres or filaments made from glass, minerals or slags; joining glass to glass or other materials
- C03C 25/326 - Polyureas; Polyurethanes
Patent holdings for IPC class C03C 25/326
Total number of patents in this class: 70
10-year publication summary
0
|
2
|
2
|
6
|
13
|
7
|
15
|
17
|
13
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 14131 |
36 |
Corning Incorporated | 9932 |
5 |
Nippon Sheet Glass Company, Limited | 992 |
5 |
Covestro (Netherlands) B.V. | 312 |
5 |
Japan Fine Coatings Co. Ltd. | 12 |
4 |
Covestro Deutschland AG | 2429 |
4 |
Sonoro, LLC | 4 |
2 |
GP Building Products Services LLC | 8 |
2 |
BASF SE | 19740 |
1 |
Mazda Motor Corporation | 3087 |
1 |
Fujikura Ltd. | 2777 |
1 |
Nippon Electric Glass Co., Ltd. | 2299 |
1 |
Nitto Boseki Co., Ltd. | 261 |
1 |
Shanghai Rosefinch Trading Co., Ltd. | 5 |
1 |
Lignum Technologies AG | 79 |
1 |
Other owners | 0 |