- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 6/858 - Calcium sulfates, e.g, gypsum
Patent holdings for IPC class A61K 6/858
Total number of patents in this class: 9
10-year publication summary
|
0
|
0
|
0
|
1
|
0
|
2
|
2
|
3
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GC Corporation | 418 |
2 |
| Goodwin plc | 89 |
2 |
| Produits Dentaires Pierre Rolland | 34 |
2 |
| Kabushiki Kaisha Shofu | 89 |
1 |
| Yoshino Gypsum Co., Ltd. | 224 |
1 |
| PDS Inc. | 3 |
1 |
| Other owners | 0 |