Maintenance fees coming due

Iscar, Ltd.

56 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 9, 2026. Unpaid by Jun 9, 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 9,050,658	Cutting Insert with Bottom Stopper Surface Between Bottom Abutment Surfaces and Cutting Tool Therefor Iscar, Ltd. In force Fee due Dec 9, 2026 Lapses if unpaid Jun 9, 2027 Term ends Sep 5, 2033 · High confidence	Iscar, Ltd.	In force	Dec 9, 2026	Jun 9, 2027	Term ends Sep 5, 2033	High confidence
US 10,335,871	Replaceable Face-Milling Head With Integrally Formed Threaded Shank-Connector Iscar, Ltd. In force Fee due Jan 2, 2027 Lapses if unpaid Jul 2, 2027 Term ends Apr 4, 2037 · High confidence	Iscar, Ltd.	In force	Jan 2, 2027	Jul 2, 2027	Term ends Apr 4, 2037	High confidence
US 9,079,252	Cutting Tool With Indexable Cutting Insert Having Non-Abutting Side Flanks Iscar, Ltd. In force Fee due Jan 14, 2027 Lapses if unpaid Jul 14, 2027 Term ends Jan 11, 2034 · High confidence	Iscar, Ltd.	In force	Jan 14, 2027	Jul 14, 2027	Term ends Jan 11, 2034	High confidence
US 11,701,719	Cutting Insert Adaptor and Tool Assembly Iscar, Ltd. In force Fee due Jan 18, 2027 Lapses if unpaid Jul 19, 2027 Term ends Apr 11, 2042 · High confidence	Iscar, Ltd.	In force	Jan 18, 2027	Jul 19, 2027	Term ends Apr 11, 2042	High confidence
US 10,363,722	Blade-Shaped Cutting Insert and Cutting Tool Therefor Iscar, Ltd. In force Fee due Jan 30, 2027 Lapses if unpaid Jul 30, 2027 Term ends Mar 23, 2037 · High confidence	Iscar, Ltd.	In force	Jan 30, 2027	Jul 30, 2027	Term ends Mar 23, 2037	High confidence
US 9,103,418	Machine Tool Assembly For Machining Workpieces And Actuator Component Thereof Iscar, Ltd. In force Fee due Feb 11, 2027 Lapses if unpaid Aug 11, 2027 Term ends Feb 5, 2034 · High confidence	Iscar, Ltd.	In force	Feb 11, 2027	Aug 11, 2027	Term ends Feb 5, 2034	High confidence
US 10,384,268	Grooving Insert Having Rearwardly Pointing Arrowhead-Shaped Chip Former Iscar, Ltd. In force Fee due Feb 20, 2027 Lapses if unpaid Aug 20, 2027 Term ends Feb 5, 2038 · High confidence	Iscar, Ltd.	In force	Feb 20, 2027	Aug 20, 2027	Term ends Feb 5, 2038	High confidence
US 10,384,278	Square-Shaped Cutting Insert Having Curved Secondary and Corner Cutting Edges, and Rotary Cutting Tool Iscar, Ltd. In force Fee due Feb 20, 2027 Lapses if unpaid Aug 20, 2027 Term ends Oct 9, 2037 · High confidence	Iscar, Ltd.	In force	Feb 20, 2027	Aug 20, 2027	Term ends Oct 9, 2037	High confidence
US 11,731,204	High-Feed Milling Tool Iscar, Ltd. In force Fee due Feb 22, 2027 Lapses if unpaid Aug 23, 2027 Term ends May 3, 2042 · High confidence	Iscar, Ltd.	In force	Feb 22, 2027	Aug 23, 2027	Term ends May 3, 2042	High confidence
US 10,391,566	Milling Kit Including Bore-Less Indexable Insert and Positioning Tool Having an Insert Holding Surface Iscar, Ltd. In force Fee due Feb 27, 2027 Lapses if unpaid Aug 27, 2027 Term ends Nov 22, 2037 · High confidence	Iscar, Ltd.	In force	Feb 27, 2027	Aug 27, 2027	Term ends Nov 22, 2037	High confidence
46 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro

10 of 56 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.

Upgrade to Pro

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