Maintenance fees coming due

1FINITY Inc.

190 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Nov 28, 2026. Unpaid by May 28, 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 10,305,588	Network Management Device and Network Management Method 1FINITY Inc. In force Fee due Nov 28, 2026 Lapses if unpaid May 28, 2027 Term ends Dec 7, 2037 · High confidence	1FINITY Inc.	In force	Nov 28, 2026	May 28, 2027	Term ends Dec 7, 2037	High confidence
US 9,048,957	Signal Processing Circuit, Optical Receiver, Detector and Method for Compensating for Waveform Distortion 1FINITY Inc. In force Fee due Dec 2, 2026 Lapses if unpaid Jun 2, 2027 Term ends Aug 16, 2032 · High confidence	1FINITY Inc.	In force	Dec 2, 2026	Jun 2, 2027	Term ends Aug 16, 2032	High confidence
US 9,049,713	Radio Communication Apparatus, Radio Communication System and Radio Communication Method 1FINITY Inc. In force Fee due Dec 2, 2026 Lapses if unpaid Jun 2, 2027 Term ends Feb 12, 2030 · High confidence	1FINITY Inc.	In force	Dec 2, 2026	Jun 2, 2027	Term ends Feb 12, 2030	High confidence
US 10,313,017	Optical Transmitter, Optical Receiver and Optical Transmission Method 1FINITY Inc. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Jul 27, 2037 · High confidence	1FINITY Inc.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Jul 27, 2037	High confidence
US 10,313,938	Deactivation Method and Apparatus for a Secondary Cell and Communications System 1FINITY Inc. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Apr 7, 2035 · High confidence	1FINITY Inc.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Apr 7, 2035	High confidence
US 11,668,870	Optical Communication Device, Optical Transmission System, Wavelength Converter, and Optical Communication Method 1FINITY Inc. In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Term ends Jun 29, 2041 · High confidence	1FINITY Inc.	In force	Dec 6, 2026	Jun 7, 2027	Term ends Jun 29, 2041	High confidence
US 9,055,575	Base Station, in a Mobile Communication System that Performs an Adjustment of Uplink Transmission Timing by Random Access Between a User Equipment and the Base Station 1FINITY Inc. In force Fee due Dec 9, 2026 Lapses if unpaid Jun 9, 2027 Term ends Jun 2, 2028 · High confidence	1FINITY Inc.	In force	Dec 9, 2026	Jun 9, 2027	Term ends Jun 2, 2028	High confidence
US 10,321,427	Wireless Communication System, Mobile Station and Base Station 1FINITY Inc. In force Fee due Dec 11, 2026 Lapses if unpaid Jun 11, 2027 Term ends Mar 16, 2032 · High confidence	1FINITY Inc.	In force	Dec 11, 2026	Jun 11, 2027	Term ends Mar 16, 2032	High confidence
US 11,677,208	Optical Amplification Device and Optical Amplification Method 1FINITY Inc. In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Dec 30, 2041 · High confidence	1FINITY Inc.	In force	Dec 13, 2026	Jun 14, 2027	Term ends Dec 30, 2041	High confidence
US 11,683,823	Control Device and Control Method 1FINITY Inc. In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 Term ends Jul 12, 2041 · High confidence	1FINITY Inc.	In force	Dec 20, 2026	Jun 21, 2027	Term ends Jul 12, 2041	High confidence
180 more maintenance fees coming due in the 12 months from Nov 15, 2026 · Pro

10 of 190 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.