- 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: 529
10-year publication summary
|
47
|
74
|
55
|
52
|
59
|
61
|
38
|
53
|
52
|
24
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| S.A. Lhoist Recherche et Developpement | 207 |
15 |
| Specialty Granules Investments LLC | 47 |
14 |
| King Fahd University of Petroleum and Minerals | 1587 |
9 |
| Sika Technology AG | 3015 |
8 |
| Sebastos Technologies Inc. | 11 |
7 |
| 3m Innovative Properties Company | 17458 |
6 |
| Neolithe | 15 |
6 |
| Drexel University | 998 |
5 |
| Fluorchemie GmbH Frankfurt | 10 |
5 |
| Greencraft LLC | 32 |
5 |
| Saudi Arabian Oil Company | 14305 |
5 |
| Shandong University | 1158 |
5 |
| Cosentino Research & Development, S.L. | 50 |
5 |
| Imertech SAS | 245 |
5 |
| Carbon8 Systems Limited | 12 |
5 |
| CertainTeed LLC | 645 |
5 |
| Halliburton Energy Services, Inc. | 21309 |
4 |
| Dow Global Technologies LLC | 10994 |
4 |
| A.L.M. Holding Company | 84 |
4 |
| Cemex Research Group AG | 34 |
4 |
| Other owners | 403 |