- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 41/46 - Coating or impregnating with organic materials
Patent holdings for IPC class C04B 41/46
Total number of patents in this class: 79
10-year publication summary
|
5
|
5
|
3
|
8
|
12
|
11
|
6
|
3
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20519 |
3 |
| Corning Incorporated | 10143 |
3 |
| Lanxess Deutschland GmbH | 1121 |
3 |
| Protocol Environmental Solutions Inc. | 13 |
3 |
| Purdue Research Foundation | 3489 |
2 |
| United States Gypsum Company | 996 |
2 |
| Zgrit Limited | 3 |
2 |
| Schlumberger Canada Limited | 7170 |
1 |
| 3m Innovative Properties Company | 17998 |
1 |
| LG Electronics Inc. | 71335 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3717 |
1 |
| The Boeing Company | 19946 |
1 |
| Evonik Degussa GmbH | 1555 |
1 |
| Raytheon Company | 8421 |
1 |
| Shell Oil Company | 2148 |
1 |
| Ibiden Co., Ltd. | 1728 |
1 |
| University of South Florida | 1834 |
1 |
| Antolini Luigi & C. S.P.A. | 108 |
1 |
| Armacell Enterprise GmbH & Co. KG | 170 |
1 |
| Chryso | 129 |
1 |
| Other owners | 48 |