Maintenance fees coming due
8 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 6, 2026. Unpaid by Jun 7, 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 11,667,958 | Products and Processes for Multiplex Nucleic Acid Identification In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 · Medium confidence | Agena Bioscience, Inc. | In force | Dec 6, 2026 | Jun 7, 2027 | Medium confidence | |
| US 11,680,289 | Multiplexed Method for the Identification and Quantitation of Minor Alleles and Polymorphisms In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 · High confidence | Agena Bioscience, Inc. | In force | Dec 20, 2026 | Jun 21, 2027 | High confidence | |
| US 10,329,612 | Compositions and Processes for Improved Mass Spectrometry Analysis In force Fee due Dec 25, 2026 Lapses if unpaid Jun 25, 2027 · High confidence | Agena Bioscience, Inc. | In force | Dec 25, 2026 | Jun 25, 2027 | High confidence | |
| US 9,068,953 | Integrated Robotic Sample Transfer Device In force Fee due Dec 30, 2026 Lapses if unpaid Jun 30, 2027 · Medium confidence | Agena Bioscience, Inc. | In force | Dec 30, 2026 | Jun 30, 2027 | Medium confidence | |
| US 10,513,728 | Multiplexed Method for the Identification and Quantitation of Minor Alleles and Polymorphisms In force Fee due Jun 24, 2027 Lapses if unpaid Dec 27, 2027 · High confidence | Agena Bioscience, Inc. | In force | Jun 24, 2027 | Dec 27, 2027 | High confidence | |
| US 10,604,791 | Products and Processes for Multiplex Nucleic Acid Identification In force Fee due Sep 30, 2027 Lapses if unpaid Mar 31, 2028 · Medium confidence | Agena Bioscience, Inc. | In force | Sep 30, 2027 | Mar 31, 2028 | Medium confidence | |
| US 9,310,378 | Compositions and Processes for Improved Mass Spectrometry Analysis In force Fee due Oct 12, 2027 Lapses if unpaid Apr 12, 2028 · High confidence | Agena Bioscience, Inc. | In force | Oct 12, 2027 | Apr 12, 2028 | High confidence | |
| US 10,640,817 | Multiplex Methods for Detection and Quantification of Minor Variants In force Fee due Nov 5, 2027 Lapses if unpaid May 5, 2028 · High confidence | Agena Bioscience, Inc. | In force | Nov 5, 2027 | May 5, 2028 | High confidence |
8 of 8 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.