- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 14/08 - Diatomaceous earth
Patent holdings for IPC class C04B 14/08
Total number of patents in this class: 41
10-year publication summary
|
4
|
2
|
4
|
5
|
4
|
3
|
6
|
3
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| EP Minerals, LLC | 90 |
4 |
| U.S. Concrete, Inc. | 14 |
3 |
| CertainTeed Gypsum, Inc. | 216 |
2 |
| The Regents of the University of Colorado, a body corporate | 2779 |
2 |
| Sika Technology AG | 2939 |
2 |
| Yummet LLC | 3 |
2 |
| Akita University | 105 |
1 |
| AM Technology Limited | 8 |
1 |
| Ashtech Industries, LLC | 3 |
1 |
| Cleveland State University | 80 |
1 |
| James Hardie Technology Limited | 458 |
1 |
| Liquid Earth Support, Inc. | 4 |
1 |
| Nikko Company | 13 |
1 |
| Procedo Enterprises Etablissement | 8 |
1 |
| Taktl, LLC | 7 |
1 |
| Yara International ASA | 881 |
1 |
| Yoshino Gypsum Co., Ltd. | 263 |
1 |
| Sakaegumi Corporation | 5 |
1 |
| Ecocem Materials Ltd. | 49 |
1 |
| Imertech SAS | 238 |
1 |
| Other owners | 12 |