Pivot-Castle, LLC

9 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

Mar 2027

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 Nov 26, 2026
The maintenance fee for Data link for use with components of remote control vehicles (US 9,043,047) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
1 fee due Apr 20, 2027
The maintenance fee for Controlling a multiphase brushless DC motor for staging and driving a remote-control vehicle (US 9,166,506) comes due Apr 20, 2027. Unpaid by Oct 20, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

1 term has ended since Aug 16, 2026

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 9 of 9

Patent	Title	Status	Expires	Confidence
US 7,492,122	Method and apparatus for detecting the cell count in a battery pack In force Term ends Mar 31, 2027 · From the USPTO record	In force	Term ends Mar 31, 2027	From the USPTO record
US 7,740,516	Electronic speed control programming In force Term ends Sep 24, 2028 · From the USPTO record	In force	Term ends Sep 24, 2028	From the USPTO record
US D740,753	Battery connector cover In force Term ends Oct 13, 2029 · From the USPTO record	In force	Term ends Oct 13, 2029	From the USPTO record
US D741,264	Battery connector In force Term ends Oct 20, 2029 · From the USPTO record	In force	Term ends Oct 20, 2029	From the USPTO record
US 8,049,601	Generating servo control pulses at a receiver In force Term ends Aug 31, 2030 · From the USPTO record	In force	Term ends Aug 31, 2030	From the USPTO record
US 9,625,903	Data link for use with components of remote control vehicles In force Term ends Jun 24, 2031 · From the USPTO record	In force	Term ends Jun 24, 2031	From the USPTO record
US 9,043,047	Data link for use with components of remote control vehicles In force Term ends Nov 25, 2033 · From the USPTO record	In force	Term ends Nov 25, 2033	From the USPTO record
US 9,166,506	Controlling a multiphase brushless DC motor for staging and driving a remote-control vehicle In force Term ends Dec 21, 2033 · From the USPTO record	In force	Term ends Dec 21, 2033	From the USPTO record
US 7,400,103	Controller for a multi-phase brushless DC motor In force Term ended Nov 8, 2026 · From the USPTO record	In force	Term ended Nov 8, 2026	From the USPTO record

Also on record, not counted in the 9: 5 lapsed for an unpaid fee · 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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