Maintenance fees coming due

Primax Electronics Ltd.

100 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 4, 2026. Unpaid by Jun 4, 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 10,310,629	Joystick-Type Mouse Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Jan 10, 2038 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Jan 10, 2038	High confidence
US 10,310,633	Mouse Device Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Jan 26, 2038 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Jan 26, 2038	High confidence
US 10,310,635	Mouse Device Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Jan 30, 2038 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Jan 30, 2038	High confidence
US 10,312,034	Keyboard Device Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Apr 25, 2038 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Apr 25, 2038	High confidence
US 10,312,035	Luminous Keyboard Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Jan 26, 2038 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Jan 26, 2038	High confidence
US 10,312,036	Keyboard Device Primax Electronics Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Oct 23, 2037 · High confidence	Primax Electronics Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Oct 23, 2037	High confidence
US 11,675,399	Fixing Device for Fixing an Expansion Card in an Electronic Device Primax Electronics Ltd. In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Mar 11, 2042 · High confidence	Primax Electronics Ltd.	In force	Dec 13, 2026	Jun 14, 2027	Term ends Mar 11, 2042	High confidence
US 11,677,434	Data Transmission Method for Wireless Peripheral Device Primax Electronics Ltd. In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Jul 23, 2041 · High confidence	Primax Electronics Ltd.	In force	Dec 13, 2026	Jun 14, 2027	Term ends Jul 23, 2041	High confidence
US 11,680,676	Bracket Primax Electronics Ltd. In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 Term ends Jan 18, 2042 · High confidence	Primax Electronics Ltd.	In force	Dec 20, 2026	Jun 21, 2027	Term ends Jan 18, 2042	High confidence
US 11,681,379	Mouse Device Primax Electronics Ltd. In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 Term ends Sep 19, 2042 · High confidence	Primax Electronics Ltd.	In force	Dec 20, 2026	Jun 21, 2027	Term ends Sep 19, 2042	High confidence
90 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro

10 of 100 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.