MSS, Inc.

11 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Dec 2026

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.

1 fee due Jan 16, 2027
The maintenance fee for System And Method For Induction-Based Metal Detection And High Resolution Sorting (US 10,350,644) comes due Jan 16, 2027. Unpaid by Jul 16, 2027, it lapses early.
1 fee due May 5, 2027
The maintenance fee for Ejector Hood (US 10,464,761) comes due May 5, 2027. Unpaid by Nov 5, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Patent	Title	Status	Expires	Confidence
US 7,994,448	Materials Recovery Facility Process Optimization via Unit Operation Feedback In force Term ends Dec 12, 2026 · High confidence	In force	Term ends Dec 12, 2026	High confidence
US 7,893,378	Materials Recovery Facility Process Optimization via Unit Operation Feedback In force Term ends Jun 1, 2028 · High confidence	In force	Term ends Jun 1, 2028	High confidence
US 8,809,718	Optical Wire Sorting In force Term ends Dec 20, 2032 · High confidence	In force	Term ends Dec 20, 2032	High confidence
US 8,812,149	Sequential Scanning of Multiple Wavelengths In force Term ends Feb 21, 2033 · High confidence	In force	Term ends Feb 21, 2033	High confidence
US 10,350,644	System And Method For Induction-Based Metal Detection And High Resolution Sorting In force Term ends Jan 4, 2037 · High confidence	In force	Term ends Jan 4, 2037	High confidence
US 10,131,507	Ejector Hood In force Term ends Jul 27, 2037 · High confidence	In force	Term ends Jul 27, 2037	High confidence
US 10,464,761	Ejector Hood In force Term ends Jul 27, 2037 · High confidence	In force	Term ends Jul 27, 2037	High confidence
US 11,465,158	Separation of Ferrous Materials In force Term ends May 11, 2040 · High confidence	In force	Term ends May 11, 2040	High confidence
US 11,318,476	Separation of Ferrous Materials In force Term ends Jul 28, 2040 · High confidence	In force	Term ends Jul 28, 2040	High confidence
US 12,485,556	Flexible Sheet End Effector for Robot In force Term ends Oct 5, 2044 · High confidence	In force	Term ends Oct 5, 2044	High confidence

10 of 11 patents shown.

Pro members see all 11.

Pro members: see all 11 patents

Also on record, not counted in the 11: 11 lapsed for an unpaid fee · 8 ended at full term · 1 surrendered on reissue. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

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

Export every term end as CSV · Pro

Published applications

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

2 abandoned

List them