Maintenance fees coming due
1 maintenance fee comes due on Jun 26, 2027, in the 12 months from Nov 14, 2026. Unpaid by Dec 27, 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 11,851,485 | Engineered ANTI-IL-2 Antibodies In force Fee due Jun 26, 2027 Lapses if unpaid Dec 27, 2027 · High confidence | Biolojic Design Ltd. | In force | Jun 26, 2027 | Dec 27, 2027 | High confidence |
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