Maintenance fees coming due

Amp LLC

4 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 10,295,163	Lighting Assembly with Junction Box Support Amp Plus, Inc. In force Fee due Nov 21, 2026 Lapses if unpaid May 21, 2027 Term ends Mar 20, 2037 · High confidence	Amp Plus, Inc.	In force	Nov 21, 2026	May 21, 2027	Term ends Mar 20, 2037	High confidence
US 11,668,458	Integrated Lighting Module Amp Plus, Inc. In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Term ends Jun 3, 2039 · High confidence	Amp Plus, Inc.	In force	Dec 6, 2026	Jun 7, 2027	Term ends Jun 3, 2039	High confidence
US 11,679,419	Efficient Material Recovery Facility Amp Robotics Corporation In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 Term ends Aug 23, 2041 · High confidence	Amp Robotics Corporation	In force	Dec 20, 2026	Jun 21, 2027	Term ends Aug 23, 2041	High confidence
US 11,725,805	Lighting Junction Box with Assembly for Hanging Amp Plus, Inc. In force Fee due Feb 15, 2027 Lapses if unpaid Aug 16, 2027 Term ends May 8, 2038 · High confidence	Amp Plus, Inc.	In force	Feb 15, 2027	Aug 16, 2027	Term ends May 8, 2038	High confidence

4 of 4 patents shown. Soonest fee due date first, then patent number.

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