- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 18/02 - Agglomerated materials
Patent holdings for IPC class C04B 18/02
Total number of patents in this class: 483
10-year publication summary
|
25
|
47
|
74
|
55
|
51
|
59
|
60
|
38
|
49
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| S.A. Lhoist Recherche et Developpement | 172 |
16 |
| Specialty Granules Investments LLC | 47 |
14 |
| King Fahd University of Petroleum and Minerals | 1189 |
9 |
| Sika Technology AG | 2867 |
8 |
| Sebastos Technologies Inc. | 11 |
7 |
| 3m Innovative Properties Company | 17833 |
6 |
| Halliburton Energy Services, Inc. | 20891 |
5 |
| Cemex Research Group AG | 36 |
5 |
| Drexel University | 988 |
5 |
| Fluorchemie GmbH Frankfurt | 12 |
5 |
| Greencraft LLC | 28 |
5 |
| Holcim Technology Ltd. | 989 |
5 |
| Cosentino Research & Development, S.L. | 37 |
5 |
| Imertech SAS | 230 |
5 |
| Carbon8 Systems Limited | 11 |
5 |
| Dow Global Technologies LLC | 10363 |
4 |
| A.L.M. Holding Company | 85 |
4 |
| Ergon Asphalt & Emulsions, Inc. | 117 |
4 |
| GCP Applied Technologies Inc. | 466 |
4 |
| MAPEI S.p.A. | 580 |
4 |
| Other owners | 358 |