Guardtime S.A.
Records under this name other than the patents Guardtime S.A. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 35 patents it holds.
Showing 1 to 6 of 6 · Back to Guardtime S.A.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,347,372 | System and method for generating a digital certificate Term ended Term ended Sep 23, 2025 · From the USPTO record | Term ended | Term ended Sep 23, 2025 | From the USPTO record |
| US 8,312,528 | System and method for generating a digital certificate Term ended Term ended Aug 20, 2025 · From the USPTO record | Term ended | Term ended Aug 20, 2025 | From the USPTO record |
| US 8,719,576 | Document verification with distributed calendar infrastructure Term ended Term ended Dec 7, 2024 · From the USPTO record | Term ended | Term ended Dec 7, 2024 | From the USPTO record |
| US 9,122,846 | Document verification with distributed calendar infrastructure Term ended Ended no later than Dec 7, 2024 · From the USPTO record | Term ended | Ended no later than Dec 7, 2024 | From the USPTO record |
| US 9,876,779 | Document verification with distributed calendar infrastructure Term ended Term ended Dec 7, 2024 · From the USPTO record | Term ended | Term ended Dec 7, 2024 | From the USPTO record |
| US 4,229,362 | Esterification process Term ended Term ended no later than Oct 21, 2000 · Low confidence | Term ended | Term ended no later than Oct 21, 2000 | Low confidence |