KNUPFER; Martina Elisabeth
Patent Applications and Registrations
Patent applications and USPTO patent grants for KNUPFER; Martina Elisabeth.The latest application filed is for "surface-reacted calcium carbonate with functional cations".
- KNUPFER; Martina Elisabeth - Rotkreuz CH
| Patent | Date |
|---|---|
| Surface-reacted Calcium Carbonate With Functional Cations App 20220025190 - GERARD; Daniel E. ; et al. | 2022-01-27 |
| Surface-reacted Calcium Carbonate With Functional Cations App 20220025189 - GERARD; Daniel E. ; et al. | 2022-01-27 |
| Surface-reacted Calcium Carbonate With Functional Cations App 20220017753 - GERARD; Daniel E. ; et al. | 2022-01-20 |
| Surface-reacted calcium carbonate with functional cations Grant 11,168,219 - Gerard , et al. November 9, 2 | 2021-11-09 |
| Post Treatment Of Surface-reacted Calcium Carbonate With Different Functional Cations App 20200291235 - RENTSCH; Samuel ; et al. | 2020-09-17 |
| Modified mineral-based filler comprising copper salts Grant 10,689,520 - Rentsch , et al. | 2020-06-23 |
| Surface-reacted Calcium Carbonate With Functional Cations App 20190161619 - GERARD; Daniel E. ; et al. | 2019-05-30 |
| Modified Mineral-based Filler Comprising Copper Salts App 20180134898 - Rentsch; Samuel ; et al. | 2018-05-17 |
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