- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 7/46 - Burning; Melting electric
Patent holdings for IPC class C04B 7/46
Total number of patents in this class: 22
10-year publication summary
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0
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0
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0
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0
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1
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3
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0
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5
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3
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5
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holcim Technology Ltd. | 868 |
6 |
| The Regents of the University of California | 18943 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2226 |
3 |
| Limearc Process AB | 3 |
3 |
| Calix Ltd | 86 |
1 |
| Northeastern University | 493 |
1 |
| ThyssenKrupp AG | 3086 |
1 |
| Dastit management, spol. s r.o. | 2 |
1 |
| Chang'an University | 129 |
1 |
| Unhae Encco., Ltd. | 1 |
1 |
| thyssenkrupp Polysius GmbH | 47 |
1 |
| Other owners | 0 |