Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 11, 2026. Unpaid by Jun 11, 2027, that one lapses early.
A maintenance fee does not end a patent on its due date. It falls due at 3.5, 7.5
and 11.5 years from grant, and the patent lapses only if the fee is still unpaid at the end of the
six month grace period that follows.
| Patent | Title | Holder | Status | Fee due | Lapses if unpaid | Expires | Confidence |
|---|---|---|---|---|---|---|---|
| US 10,318,932 | Payment Card Processing System with Structure Preserving Encryption In force Fee due Dec 11, 2026 Lapses if unpaid Jun 11, 2027 · High confidence | Entit Software LLC | In force | Dec 11, 2026 | Jun 11, 2027 | High confidence | |
| US 10,467,420 | Systems For Embedding Information In Data Strings In force Fee due May 5, 2027 Lapses if unpaid Nov 5, 2027 · Medium confidence | Entit Software LLC | In force | May 5, 2027 | Nov 5, 2027 | Medium confidence |
2 of 2 patents shown. Soonest fee due date first, then patent number.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.