Pig Sweep, 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.

Ending by 2030

Jan 2040

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 4, 2027
The maintenance fee for Method of pretreating a pipeline or apparatus (US 11,692,126) comes due Jan 4, 2027. Unpaid by Jul 6, 2027, it lapses early.
1 fee due Feb 22, 2027
The maintenance fee for Method of Treating an Apparatus to Remove Surface Deposits (US 11,732,181) comes due Feb 22, 2027. Unpaid by Aug 23, 2027, 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 11,059,079	Method of Cleaning Pipeline In force Term ends Jan 13, 2040 · High confidence	In force	Term ends Jan 13, 2040	High confidence
US 11,732,181	Method of Treating an Apparatus to Remove Surface Deposits In force Ends no later than Jan 27, 2040 · Medium confidence	In force	Ends no later than Jan 27, 2040	Medium confidence
US 11,512,241	Method of Treating Pipeline In force Term ends Jan 29, 2040 · High confidence	In force	Term ends Jan 29, 2040	High confidence
US 11,077,474	Method of Cleaning Pipeline In force Term ends Feb 2, 2040 · High confidence	In force	Term ends Feb 2, 2040	High confidence
US 12,275,891	Method of Treating or Maintaining an Apparatus In force Term ends Mar 9, 2040 · High confidence	In force	Term ends Mar 9, 2040	High confidence
US 11,692,126	Method of pretreating a pipeline or apparatus In force Term ends Mar 21, 2042 · From the USPTO record	In force	Term ends Mar 21, 2042	From the USPTO record
US 12,473,485	Method of pretreating a pipeline or apparatus In force Term ends Mar 21, 2042 · From the USPTO record	In force	Term ends Mar 21, 2042	From the USPTO record
US 12,576,430	Method of Pretreating a Pipeline or Apparatus In force Term ends Apr 2, 2043 · Medium confidence	In force	Term ends Apr 2, 2043	Medium 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

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