Format-Preserving Cryptographic Systems
A patent family: one line of work, grouped by real continuity rather than by a technology label
inferred from titles. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.
| Patent | Title | Holder | Status | Expires | Time remaining | Confidence |
|---|---|---|---|---|---|---|
| US 9,208,491 | Format-Preserving Cryptographic Systems In force · High confidence | Entit Software LLC | In force | High confidence | ||
| US 8,958,562 | Format-Preserving Cryptographic Systems In force · High confidence | Entit Software LLC | In force | High confidence | ||
| Application 14/094,366 | Format-Preserving Cryptographic Systems Abandoned Abandoned Oct 16, 2016 | Entit Software LLC | Abandoned | Abandoned Oct 16, 2016 | not computed | |
| Application 14/992,405 | Format-Preserving Cryptographic Systems Abandoned Abandoned Jun 10, 2020 | Entit Software LLC | Abandoned | Abandoned Jun 10, 2020 | not computed |
4 of 4 records shown. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.
2 of these are in force and held by Entit Software LLC.
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.