- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/634 - Polymers
Patent holdings for IPC class C04B 35/634
Total number of patents in this class: 1186
10-year publication summary
|
100
|
120
|
118
|
88
|
85
|
83
|
87
|
88
|
75
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21134 |
25 |
| Rtx Corporation | 9761 |
24 |
| Corning Incorporated | 10390 |
22 |
| NGK Insulators, Ltd. | 5205 |
19 |
| Centre National de La Recherche Scientifique | 10805 |
18 |
| TDK Corporation | 6779 |
18 |
| General Electric Company | 13776 |
17 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 494 |
15 |
| Refractory Intellectual Property GmbH & Co. KG | 556 |
14 |
| Safran Ceramics | 420 |
13 |
| Canon Inc. | 41672 |
12 |
| 3m Innovative Properties Company | 17592 |
11 |
| Sekisui Chemical Co., Ltd. | 3528 |
11 |
| Quantumscape Battery, Inc. | 208 |
11 |
| Murata Manufacturing Co., Ltd. | 25252 |
10 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10979 |
9 |
| Kuraray Europe GmbH | 224 |
9 |
| CeramTec GmbH | 333 |
8 |
| HRL Laboratories, LLC | 1613 |
8 |
| Saint-Gobain Ceramics & Plastics, Inc. | 809 |
8 |
| Other owners | 904 |