Maintenance fees coming due

Amada Co., Ltd.

19 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 10,305,252	Laser System and Method of Tuning the Output Power of the Laser System Amada Company Limited In force Fee due Nov 28, 2026 Lapses if unpaid May 28, 2027 Term ends Oct 8, 2035 · High confidence	Amada Company Limited	In force	Nov 28, 2026	May 28, 2027	Term ends Oct 8, 2035	High confidence
US 11,666,991	Laser Machining Apparatus and Laser Machining Method Amada Co., Ltd. In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Term ends Mar 4, 2040 · High confidence	Amada Co., Ltd.	In force	Dec 6, 2026	Jun 7, 2027	Term ends Mar 4, 2040	High confidence
US 11,697,176	Laser Machining Apparatus and Laser Machining Method Amada Co., Ltd. In force Fee due Jan 11, 2027 Lapses if unpaid Jul 12, 2027 Term ends Jul 23, 2040 · High confidence	Amada Co., Ltd.	In force	Jan 11, 2027	Jul 12, 2027	Term ends Jul 23, 2040	High confidence
US 10,369,608	Tool Mounting Stocker, Tool Storing Device and Tool/Hand Storing Device, and Tool Replacing Method by Robot and Control Device Thereof Amada Company, Limited In force Fee due Feb 6, 2027 Lapses if unpaid Aug 6, 2027 Term ends Apr 10, 2033 · High confidence	Amada Company, Limited	In force	Feb 6, 2027	Aug 6, 2027	Term ends Apr 10, 2033	High confidence
US 11,780,032	Laser Machining Apparatus and Laser Machining Method Amada Co., Ltd. In force Fee due Apr 10, 2027 Lapses if unpaid Oct 12, 2027 Term ends Feb 16, 2040 · High confidence	Amada Co., Ltd.	In force	Apr 10, 2027	Oct 12, 2027	Term ends Feb 16, 2040	High confidence
US 11,794,231	Divided Tool Attachment Method and Press Brake Amada Co., Ltd. In force Fee due Apr 24, 2027 Lapses if unpaid Oct 25, 2027 Term ends Jun 17, 2039 · High confidence	Amada Co., Ltd.	In force	Apr 24, 2027	Oct 25, 2027	Term ends Jun 17, 2039	High confidence
US 11,801,545	Press Brake Control Device, Press Brake Control Method, Tool, and Data Structure of Tool Information Amada Co., Ltd. In force Fee due Apr 30, 2027 Lapses if unpaid Nov 1, 2027 Term ends Aug 25, 2039 · High confidence	Amada Co., Ltd.	In force	Apr 30, 2027	Nov 1, 2027	Term ends Aug 25, 2039	High confidence
US 11,806,774	Punch Tool with Expanded Portion and Method of Operating the Same Amada Co., Ltd. In force Fee due May 7, 2027 Lapses if unpaid Nov 8, 2027 Term ends Sep 29, 2040 · High confidence	Amada Co., Ltd.	In force	May 7, 2027	Nov 8, 2027	Term ends Sep 29, 2040	High confidence
US 11,813,698	Laser Cutting Method and Machine, and Automatic Programing Apparatus Amada Co., Ltd. In force Fee due May 14, 2027 Lapses if unpaid Nov 15, 2027 Term ends Jul 20, 2040 · High confidence	Amada Co., Ltd.	In force	May 14, 2027	Nov 15, 2027	Term ends Jul 20, 2040	High confidence
US 11,819,901	Tool for Press Brake Amada Co., Ltd. In force Fee due May 21, 2027 Lapses if unpaid Nov 22, 2027 Term ends Jul 17, 2039 · High confidence	Amada Co., Ltd.	In force	May 21, 2027	Nov 22, 2027	Term ends Jul 17, 2039	High confidence
9 more maintenance fees coming due in the 12 months from Nov 15, 2026 · Pro

10 of 19 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.