Epic Cleantec Inc.

7 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

Apr 2034

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 Waste treatment system (US 10,479,708) comes due May 19, 2027. Unpaid by Nov 19, 2027, it lapses early.
1 fee due Jul 23, 2027
The maintenance fee for Intake Filter for Water Collection System with Pressure Activated Backwash Valve (US 11,879,236) 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 7 of 7

Patent	Title	Status	Expires	Confidence
US 10,017,405	Waste treatment system In force Term ends Apr 17, 2034 · From the USPTO record	In force	Term ends Apr 17, 2034	From the USPTO record
US 10,479,708	Waste treatment system In force Ends no later than Apr 17, 2034 · From the USPTO record	In force	Ends no later than Apr 17, 2034	From the USPTO record
US 9,908,797	Waste treatment system In force Term ends May 8, 2036 · From the USPTO record	In force	Term ends May 8, 2036	From the USPTO record
US 10,934,691	Intake Filter for Water Collection System with Pressure Activated Backwash Valve In force Term ends Mar 2, 2037 · High confidence	In force	Term ends Mar 2, 2037	High confidence
US 11,879,236	Intake Filter for Water Collection System with Pressure Activated Backwash Valve In force Term ends Sep 29, 2037 · High confidence	In force	Term ends Sep 29, 2037	High confidence
US 12,146,302	Residential Grey Water Recycling System In force Term ends Feb 8, 2038 · High confidence	In force	Term ends Feb 8, 2038	High confidence
US 12,049,415	Decentralized Biosolids Conversion Systems and Methods In force Term ends Feb 20, 2040 · High confidence	In force	Term ends Feb 20, 2040	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

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.

1 pending · 1 no status recorded

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