Maintenance fees coming due
8 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Jan 18, 2027. Unpaid by Jul 19, 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 11,701,741 | Methods and Apparatus for Manufacture of Moment Connection Components In force Fee due Jan 18, 2027 Lapses if unpaid Jul 19, 2027 · High confidence | Conxtech, Inc. | In force | Jan 18, 2027 | Jul 19, 2027 | High confidence | |
| US 11,717,919 | Methods and Apparatus for Assembly of Moment Connection Components In force Fee due Feb 8, 2027 Lapses if unpaid Aug 9, 2027 · High confidence | Conxtech, Inc. | In force | Feb 8, 2027 | Aug 9, 2027 | High confidence | |
| US 11,717,921 | Method and Apparatus for Precision Manufacturing of Moment Connection Assemblies In force Fee due Feb 8, 2027 Lapses if unpaid Aug 9, 2027 · High confidence | Conxtech, Inc. | In force | Feb 8, 2027 | Aug 9, 2027 | High confidence | |
| US 9,103,132 | Dual-Function, Sequential-Task, Lug-Registry, Pick and Stack-Align Building-Component Handling System In force Fee due Feb 11, 2027 Lapses if unpaid Aug 11, 2027 · High confidence | Conxtech, Inc. | In force | Feb 11, 2027 | Aug 11, 2027 | High confidence | |
| US 9,109,874 | Modular, Six-Axis-Adjustable, Concrete-Pour Form-Structure System In force Fee due Feb 18, 2027 Lapses if unpaid Aug 18, 2027 · High confidence | Conxtech, Inc. | In force | Feb 18, 2027 | Aug 18, 2027 | High confidence | |
| US 11,761,560 | Modular Pipe Rack System In force Fee due Mar 19, 2027 Lapses if unpaid Sep 20, 2027 · High confidence | ConXtech, Inc. | In force | Mar 19, 2027 | Sep 20, 2027 | High confidence | |
| US 11,781,308 | Full Moment Connection Collar Systems In force Fee due Apr 10, 2027 Lapses if unpaid Oct 12, 2027 · High confidence | Conxtech, Inc. | In force | Apr 10, 2027 | Oct 12, 2027 | High confidence | |
| US 9,291,288 | Modular Pipe-Shoe, Pipe-Support System In force Fee due Sep 22, 2027 Lapses if unpaid Mar 22, 2028 · High confidence | Conxtech, Inc. | In force | Sep 22, 2027 | Mar 22, 2028 | High confidence |
8 of 8 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.