AMSA, Inc.

59 patents currently held · Updated Nov 14, 2026

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

Recorded under 2 name spellings.

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 28, 2027
The maintenance fee for Slow release tablet composition for treating industrial water systems (US 9,090,495) comes due Jan 28, 2027. Unpaid by Jul 28, 2027, it lapses early.
1 fee due May 12, 2027
The maintenance fee for Multiple uses of amine salts for industrial water treatment (US 10,472,266) comes due May 12, 2027. Unpaid by Nov 12, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

2 of the patents on this record were granted since Aug 16, 2026
2 terms have ended since Aug 16, 2026

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 D672,111	Cart In force Term ends Dec 4, 2026 · From the USPTO record	In force	Term ends Dec 4, 2026	From the USPTO record
US D680,704	Child seat for use with a shopping cart In force Term ends Apr 23, 2027 · From the USPTO record	In force	Term ends Apr 23, 2027	From the USPTO record
US D684,744	Back gate and basket for cart In force Term ends Jun 18, 2027 · From the USPTO record	In force	Term ends Jun 18, 2027	From the USPTO record
US D692,201	Combined child seat and retention flap for use with a shopping cart In force Term ends Oct 22, 2027 · From the USPTO record	In force	Term ends Oct 22, 2027	From the USPTO record
US D693,981	Cart In force Term ends Nov 19, 2027 · From the USPTO record	In force	Term ends Nov 19, 2027	From the USPTO record
US D700,762	Cart In force Term ends Mar 4, 2028 · From the USPTO record	In force	Term ends Mar 4, 2028	From the USPTO record
US D707,009	Handle cover In force Term ends Jun 10, 2028 · From the USPTO record	In force	Term ends Jun 10, 2028	From the USPTO record
US D742,088	Cart In force Term ends Oct 27, 2029 · From the USPTO record	In force	Term ends Oct 27, 2029	From the USPTO record
US D742,612	Cart In force Term ends Nov 3, 2029 · From the USPTO record	In force	Term ends Nov 3, 2029	From the USPTO record
US D751,264	Cart In force Term ends Mar 8, 2030 · From the USPTO record	In force	Term ends Mar 8, 2030	From the USPTO record

10 of 59 patents shown.

Pro members see all 59.

Pro members: see all 59 patents

Also on record, not counted in the 59: 1 lapsed for an unpaid fee · 36 ended at full term · 4 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.

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Published applications

Every application published under this name has become a patent.