Wessol, LLC

8 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

Oct 2028

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 May 19, 2027
The maintenance fee for Power mop (US 10,478,038) comes due May 19, 2027. Unpaid by Nov 19, 2027, it lapses early.
1 fee due Sep 17, 2027
The maintenance fee for Heatless and cordless fogging/misting apparatus having a low CFM DC-powered blower motor and a mixing chamber for ultra-low volume atomized fog (US 10,588,310) comes due Sep 17, 2027. Unpaid by Mar 17, 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 D714,898	Battery operated ultra-low volume fogging and misting unit In force Term ends Oct 7, 2028 · From the USPTO record	In force	Term ends Oct 7, 2028	From the USPTO record
US D731,027	Knapsack sprayer In force Term ends Jun 2, 2029 · From the USPTO record	In force	Term ends Jun 2, 2029	From the USPTO record
US D828,667	Power mop In force Term ends Sep 11, 2033 · From the USPTO record	In force	Term ends Sep 11, 2033	From the USPTO record
US 9,414,580	Heatless and cordless fogging/misting apparatus having a low CFM DC-powered blower motor and a mixing chamber for ultra-low volume atomized fog In force Term ends Mar 23, 2034 · From the USPTO record	In force	Term ends Mar 23, 2034	From the USPTO record
US 10,588,310	Heatless and cordless fogging/misting apparatus having a low CFM DC-powered blower motor and a mixing chamber for ultra-low volume atomized fog In force Term ends Mar 21, 2035 · From the USPTO record	In force	Term ends Mar 21, 2035	From the USPTO record
US D982,135	Fog machine In force Term ends Mar 28, 2038 · From the USPTO record	In force	Term ends Mar 28, 2038	From the USPTO record
US D986,378	Machine for the chemical treatment of plants In force Term ends May 16, 2038 · From the USPTO record	In force	Term ends May 16, 2038	From the USPTO record
US 10,478,038	Power mop In force Term ends Jul 20, 2038 · From the USPTO record	In force	Term ends Jul 20, 2038	From the USPTO record

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 no status recorded

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