Maintenance fees coming due
177 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Nov 14, 2026. Unpaid by May 14, 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 10,287,356 | ANTI-FGFR3 Antibodies and Methods Using Same In force Fee due Nov 14, 2026 Lapses if unpaid May 14, 2027 · High confidence | Genentech, Inc. | In force | Nov 14, 2026 | May 14, 2027 | High confidence | |
| US 11,649,241 | Pyrazolochlorophenyl Compounds, Compositions and Methods of Use Thereof In force Fee due Nov 16, 2026 Lapses if unpaid May 17, 2027 · Medium confidence | Genentech, Inc. | In force | Nov 16, 2026 | May 17, 2027 | Medium confidence | |
| US 10,307,426 | Therapeutic Compounds and Compositions, and Methods of Use Thereof In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 · High confidence | Genentech, Inc. | In force | Dec 4, 2026 | Jun 4, 2027 | High confidence | |
| US 10,308,944 | Polypeptide Expression Systems In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 · High confidence | Genentech, Inc. | In force | Dec 4, 2026 | Jun 4, 2027 | High confidence | |
| US 11,666,581 | Protac Antibody Conjugates and Methods of Use In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 · High confidence | Genentech, Inc. | In force | Dec 6, 2026 | Jun 7, 2027 | High confidence | |
| US 11,667,706 | Methods of Purifying Recombinant Anti-Abeta Antibodies In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 · Medium confidence | Genentech, Inc. | In force | Dec 6, 2026 | Jun 7, 2027 | Medium confidence | |
| US 11,672,696 | Therapeutic Agent Delivery Device with Convergent Lumen In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 · High confidence | Genentech, Inc. | In force | Dec 13, 2026 | Jun 14, 2027 | High confidence | |
| US 11,673,892 | Bicyclic Compounds for Use as RIP1 Kinase Inhibitors In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 · High confidence | Genentech, Inc. | In force | Dec 13, 2026 | Jun 14, 2027 | High confidence | |
| US 11,676,731 | Diagnostic and Therapeutic Methods for the Treatment of Breast Cancer In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 · High confidence | Genentech, Inc. | In force | Dec 13, 2026 | Jun 14, 2027 | High confidence | |
| US 9,056,910 | ANTI-PMEL17 Antibodies and Immunoconjugates In force Fee due Dec 16, 2026 Lapses if unpaid Jun 16, 2027 · High confidence | Genentech, Inc. | In force | Dec 16, 2026 | Jun 16, 2027 | High confidence | |
| 167 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro | |||||||
10 of 177 patents shown. Soonest fee due date first, then patent number.
Pro members see every patent with a maintenance fee coming due: number, title, status, the due date, and the date it lapses if the fee goes unpaid through the grace period.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.