Maintenance fees coming due

NSK Ltd.

232 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Nov 21, 2026. Unpaid by May 21, 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 10,294,993	Lubricant Supply Device for Linear Guide Apparatus, and Linear Guide Apparatus NSK Ltd. In force Fee due Nov 21, 2026 Lapses if unpaid May 21, 2027 Term ends Jun 7, 2036 · High confidence	NSK Ltd.	In force	Nov 21, 2026	May 21, 2027	Term ends Jun 7, 2036	High confidence
US 9,039,042	Steering Apparatus NSK Ltd. In force Fee due Nov 26, 2026 Lapses if unpaid May 26, 2027 Term ends Jul 15, 2032 · High confidence	NSK Ltd.	In force	Nov 26, 2026	May 26, 2027	Term ends Jul 15, 2032	High confidence
US 11,662,003	Ball Screw Device NSK Ltd. In force Fee due Nov 30, 2026 Lapses if unpaid Jun 1, 2027 Term ends Mar 12, 2041 · High confidence	NSK Ltd.	In force	Nov 30, 2026	Jun 1, 2027	Term ends Mar 12, 2041	High confidence
US 10,308,278	Electric Power Steering Apparatus NSK Ltd. In force Fee due Dec 4, 2026 Lapses if unpaid Jun 4, 2027 Term ends Mar 17, 2037 · High confidence	NSK Ltd.	In force	Dec 4, 2026	Jun 4, 2027	Term ends Mar 17, 2037	High confidence
US 9,050,703	Grinding Machine and Grinding Method NSK Ltd. In force Fee due Dec 9, 2026 Lapses if unpaid Jun 9, 2027 Term ends Jun 22, 2032 · High confidence	NSK Ltd.	In force	Dec 9, 2026	Jun 9, 2027	Term ends Jun 22, 2032	High confidence
US 9,050,996	Control Device for Electric Power Steering Apparatus NSK Ltd. In force Fee due Dec 9, 2026 Lapses if unpaid Jun 9, 2027 Term ends May 11, 2032 · High confidence	NSK Ltd.	In force	Dec 9, 2026	Jun 9, 2027	Term ends May 11, 2032	High confidence
US 9,051,966	Linear Guide Apparatus NSK Ltd. In force Fee due Dec 9, 2026 Lapses if unpaid Jun 9, 2027 Term ends Feb 14, 2032 · High confidence	NSK Ltd.	In force	Dec 9, 2026	Jun 9, 2027	Term ends Feb 14, 2032	High confidence
US 9,056,375	Manufacturing Method for Bearing Outer Ring NSK, Ltd. In force Fee due Dec 16, 2026 Lapses if unpaid Jun 16, 2027 Term ends Jan 16, 2028 · Medium confidence	NSK, Ltd.	In force	Dec 16, 2026	Jun 16, 2027	Term ends Jan 16, 2028	Medium confidence
US 9,056,385	Grinding Machine and Method with Improved Teaching Operation NSK, Ltd. In force Fee due Dec 16, 2026 Lapses if unpaid Jun 16, 2027 Term ends Jun 22, 2032 · High confidence	NSK, Ltd.	In force	Dec 16, 2026	Jun 16, 2027	Term ends Jun 22, 2032	High confidence
US 9,056,626	Electric Power Steering Apparatus NSK Ltd. In force Fee due Dec 16, 2026 Lapses if unpaid Jun 16, 2027 Term ends Apr 24, 2033 · High confidence	NSK Ltd.	In force	Dec 16, 2026	Jun 16, 2027	Term ends Apr 24, 2033	High confidence
222 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro

10 of 232 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.