Qsa Global Inc.

28 patents currently held · Updated Nov 15, 2026

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

Ending by 2030

Jun 2035

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 Dec 6, 2026
The maintenance fee for Methods, Systems, and Compositions for Maintaining Functioning Drainage Blebs Associated with Minimally Invasive Micro Sclerostomy (US 11,666,780) comes due Dec 6, 2026. Unpaid by Jun 7, 2027, it lapses early.
2 fees due Mar 3 to 5, 2027 · next Mar 3
1 fee due Jul 16, 2027
The maintenance fee for Strontium sealed source (US 11,872,410) comes due Jul 16, 2027. Unpaid by Jan 18, 2028, it lapses early.
2 fees due Sep 3 to 30, 2027 · next Sep 3

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 10,141,080	Insoluble Cesium Glass In force Term ends Jun 7, 2035 · High confidence	In force	Term ends Jun 7, 2035	High confidence
US 10,276,272	Protection Devices for Gamma Radiography In force Term ends Sep 14, 2035 · High confidence	In force	Term ends Sep 14, 2035	High confidence
US 11,872,410	Strontium sealed source In force Term ends Mar 15, 2036 · From the USPTO record	In force	Term ends Mar 15, 2036	From the USPTO record
US 10,950,362	Strontium Sealed Source In force Term ends Jun 7, 2036 · High confidence	In force	Term ends Jun 7, 2036	High confidence
US 10,403,410	Source Wire Assembly for Radiographic Applications In force Term ends Jul 1, 2036 · High confidence	In force	Term ends Jul 1, 2036	High confidence
US D933,225	Ophthalmic brachytherapy device In force Term ends Oct 12, 2036 · From the USPTO record	In force	Term ends Oct 12, 2036	From the USPTO record
US D933,226	Ophthalmic brachytherapy set In force Term ends Oct 12, 2036 · From the USPTO record	In force	Term ends Oct 12, 2036	From the USPTO record
US 11,749,418	Strontium Sealed Source In force Ends no later than Oct 14, 2036 · Medium confidence	In force	Ends no later than Oct 14, 2036	Medium confidence
US 10,714,226	Strontium Sealed Source In force Term ends Nov 3, 2036 · High confidence	In force	Term ends Nov 3, 2036	High confidence
US 10,811,156	Device and Method for Enhanced Iridium Gamma Radiation Sources In force Term ends Jan 1, 2037 · High confidence	In force	Term ends Jan 1, 2037	High confidence

10 of 28 patents shown.

Pro members see all 28.

Pro members: see all 28 patents

Also on record, not counted in the 28: 4 lapsed for an unpaid fee · 6 ended at full term. 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

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.

3 pending · 2 no status recorded

List them