Maintenance fees coming due

Sanofi

196 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Nov 23, 2026. Unpaid by May 24, 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 11,654,231	Medical Device Packaging Sanofi In force Fee due Nov 23, 2026 Lapses if unpaid May 24, 2027 Term ends Jun 26, 2040 · High confidence	Sanofi	In force	Nov 23, 2026	May 24, 2027	Term ends Jun 26, 2040	High confidence
US 11,654,247	Container for an Injectable Medicament Sanofi In force Fee due Nov 23, 2026 Lapses if unpaid May 24, 2027 Term ends Jan 6, 2040 · High confidence	Sanofi	In force	Nov 23, 2026	May 24, 2027	Term ends Jan 6, 2040	High confidence
US 11,660,401	Drug Delivery Device with Non-Contact Sensor Sanofi In force Fee due Nov 30, 2026 Lapses if unpaid Jun 1, 2027 Term ends Dec 10, 2039 · High confidence	Sanofi	In force	Nov 30, 2026	Jun 1, 2027	Term ends Dec 10, 2039	High confidence
US 11,662,327	Systems and Methods for Controlling Oxygen Levels Sanofi In force Fee due Nov 30, 2026 Lapses if unpaid Jun 1, 2027 Term ends Jul 22, 2041 · High confidence	Sanofi	In force	Nov 30, 2026	Jun 1, 2027	Term ends Jul 22, 2041	High confidence
US 11,666,709	Drive Mechanism with Noise Reduction Sanofi In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Term ends Feb 15, 2040 · High confidence	Sanofi	In force	Dec 6, 2026	Jun 7, 2027	Term ends Feb 15, 2040	High confidence
US 11,666,739	Medicament Delivery Device Sanofi In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Term ends Sep 17, 2040 · High confidence	Sanofi	In force	Dec 6, 2026	Jun 7, 2027	Term ends Sep 17, 2040	High confidence
US 10,315,996	Ror Gamma (RORY) Modulators Lead Pharma Holding B.V. and Sanofi In force Fee due Dec 11, 2026 Lapses if unpaid Jun 11, 2027 Term ends Jun 3, 2036 · High confidence	Lead Pharma Holding B.V. and Sanofi	In force	Dec 11, 2026	Jun 11, 2027	Term ends Jun 3, 2036	High confidence
US 11,672,913	Data Collection Device Sanofi In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Sep 21, 2039 · High confidence	Sanofi	In force	Dec 13, 2026	Jun 14, 2027	Term ends Sep 21, 2039	High confidence
US 11,672,914	RFID Dose Tracking Mechanism for Injection Devices Sanofi In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Mar 8, 2040 · High confidence	Sanofi	In force	Dec 13, 2026	Jun 14, 2027	Term ends Mar 8, 2040	High confidence
US 11,672,916	A Sensor Device for Attachment to an Injection Device Sanofi In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends May 13, 2039 · High confidence	Sanofi	In force	Dec 13, 2026	Jun 14, 2027	Term ends May 13, 2039	High confidence
186 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro

10 of 196 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.

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Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.