Sound Moderation Technologies, LLC

8 patents currently held · Updated Nov 15, 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

Mar 2036

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 Jul 23, 2027
The maintenance fee for Firearm muzzle attachment apparatus (US 11,879,697) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, 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.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US 11,879,697	Firearm muzzle attachment apparatus In force Term ends Mar 25, 2036 · From the USPTO record	In force	Term ends Mar 25, 2036	From the USPTO record
US 12,320,602	Firearm muzzle attachment apparatus In force Term ends Mar 25, 2036 · From the USPTO record	In force	Term ends Mar 25, 2036	From the USPTO record
US 11,441,867	Silencer mount In force Term ends Jun 25, 2036 · High confidence	In force	Term ends Jun 25, 2036	High confidence
US 11,493,298	Firearm suppressor having concentric baffle chambers In force Term ends Oct 4, 2039 · High confidence	In force	Term ends Oct 4, 2039	High confidence
US 12,173,975	Firearm suppressor baffle and method In force Term ends Oct 4, 2039 · High confidence	In force	Term ends Oct 4, 2039	High confidence
US D1,101,091	Heat shield for firearm suppressors In force Term ends Nov 4, 2040 · From the USPTO record	In force	Term ends Nov 4, 2040	From the USPTO record
US D1,104,196	Adjustable back pressure device for firearm suppressors In force Term ends Dec 2, 2040 · From the USPTO record	In force	Term ends Dec 2, 2040	From the USPTO record
US D1,117,599	Firearm suppressor In force Term ends Mar 10, 2041 · High confidence	In force	Term ends Mar 10, 2041	High confidence

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.