- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 2/00 - Lime, magnesia or dolomite
Patent holdings for IPC class C04B 2/00
Total number of patents in this class: 57
10-year publication summary
|
1
|
4
|
1
|
7
|
2
|
7
|
2
|
3
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Andritz Oy | 283 |
5 |
| James Hardie Technology Limited | 461 |
3 |
| RDP Technologies, Inc. | 33 |
3 |
| International Paper Company | 785 |
2 |
| S.A. Lhoist Recherche et Developpement | 176 |
2 |
| Sika Technology AG | 2870 |
2 |
| ThyssenKrupp AG | 3290 |
2 |
| Carmeuse Research and Technology | 22 |
2 |
| Championx LLC | 505 |
2 |
| SCHWENK Zement GmbH & Co. KG | 17 |
2 |
| thyssenkrupp Polysius GmbH | 131 |
2 |
| BASF SE | 20915 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3539 |
1 |
| The Regents of the University of California | 19943 |
1 |
| BASF Corporation | 1715 |
1 |
| C-Quest Technologies LLC | 9 |
1 |
| Council of Scientific & Industrial Research | 1426 |
1 |
| Ecolab USA Inc. | 5499 |
1 |
| Innovator Energy LLC | 68 |
1 |
| Integrity Municipal Systems LLC | 6 |
1 |
| Other owners | 21 |