Maintenance fees coming due
4 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Jul 23, 2027. Unpaid by Jan 24, 2028, 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 11,881,872 | Computational Memory with Zero Disable and Error Detection In force Fee due Jul 23, 2027 Lapses if unpaid Jan 24, 2028 · High confidence | At-Memory Computing LP | In force | Jul 23, 2027 | Jan 24, 2028 | High confidence | |
| US 11,934,482 | Computational Memory In force Fee due Sep 19, 2027 Lapses if unpaid Mar 20, 2028 · Low confidence | At-Memory Computing LP | In force | Sep 19, 2027 | Mar 20, 2028 | Low confidence | |
| US 11,941,405 | Computational Memory In force Fee due Sep 26, 2027 Lapses if unpaid Mar 27, 2028 · High confidence | At-Memory Computing LP | In force | Sep 26, 2027 | Mar 27, 2028 | High confidence | |
| US 11,955,170 | Low-Power Static Random Access Memory In force Fee due Oct 9, 2027 Lapses if unpaid Apr 10, 2028 · High confidence | At-Memory Computing LP | In force | Oct 9, 2027 | Apr 10, 2028 | High confidence |
4 of 4 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.