Towerstar Pets, LLC

43 patents currently held · Updated Nov 14, 2026

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

Recorded under 3 name spellings.

Ending by 2030

Nov 2029

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 Mar 15, 2027
The maintenance fee for Pet waste scoop assembly (US 9,133,592) comes due Mar 15, 2027. Unpaid by Sep 15, 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.

Patent	Title	Status	Expires	Confidence
US 8,516,975	Pet feeding system and method for collecting spilled food and water In force Term ends Nov 10, 2029 · From the USPTO record	In force	Term ends Nov 10, 2029	From the USPTO record
US D760,965	Pet waste scoop assembly In force Term ends Jul 5, 2030 · From the USPTO record	In force	Term ends Jul 5, 2030	From the USPTO record
US D789,705	Pet waste bag dispenser In force Term ends Jun 20, 2032 · From the USPTO record	In force	Term ends Jun 20, 2032	From the USPTO record
US D840,121	Pet hair remover In force Term ends Feb 5, 2034 · From the USPTO record	In force	Term ends Feb 5, 2034	From the USPTO record
US D843,680	Pet chew toy In force Term ends Mar 26, 2034 · From the USPTO record	In force	Term ends Mar 26, 2034	From the USPTO record
US D849,338	Pet chew toy In force Term ends May 21, 2034 · From the USPTO record	In force	Term ends May 21, 2034	From the USPTO record
US D858,911	Pet chew toy In force Term ends Sep 3, 2034 · From the USPTO record	In force	Term ends Sep 3, 2034	From the USPTO record
US 9,133,592	Pet waste scoop assembly In force Term ends Oct 21, 2034 · From the USPTO record	In force	Term ends Oct 21, 2034	From the USPTO record
US 9,428,873	Pet waste scoop assembly In force Term ends Oct 21, 2034 · From the USPTO record	In force	Term ends Oct 21, 2034	From the USPTO record
US 9,661,825	Pet waste scoop assembly In force Term ends Oct 21, 2034 · From the USPTO record	In force	Term ends Oct 21, 2034	From the USPTO record

10 of 43 patents shown.

Pro members see all 43.

Pro members: see all 43 patents

Also on record, not counted in the 43: 3 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.

2 pending · 1 abandoned · 3 no status recorded

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