Silicon Mobility

16 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

Dec 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 Apr 22, 2027
The maintenance fee for Embedded FPGA with multiple configurable flexible logic blocks instantiated and interconnected by abutment (US 10,454,480) comes due Apr 22, 2027. Unpaid by Oct 22, 2027, it lapses early.
1 fee due Aug 2, 2027
The maintenance fee for Robust flexible logic unit (US 9,252,778) comes due Aug 2, 2027. Unpaid by Feb 2, 2028, it lapses early.
2 fees due Sep 1, 2027

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 8,502,721	Apparatus and methods thereof for reducing energy consumption for PWM controlled integrated circuits in vehicles In force Term ends Dec 2, 2029 · From the USPTO record	In force	Term ends Dec 2, 2029	From the USPTO record
US 8,169,354	Apparatus and methods thereof for reducing energy consumption for PWM controlled integrated circuits in vehicles In force Term ends Aug 18, 2030 · From the USPTO record	In force	Term ends Aug 18, 2030	From the USPTO record
US 8,285,917	Apparatus for enhancing flash memory access In force Term ends Dec 2, 2030 · From the USPTO record	In force	Term ends Dec 2, 2030	From the USPTO record
US 8,447,438	Real-time flexible vehicle control apparatus In force Term ends Nov 29, 2031 · From the USPTO record	In force	Term ends Nov 29, 2031	From the USPTO record
US 8,688,293	Real-time flexible vehicle control apparatus and method In force Ends no later than Nov 29, 2031 · From the USPTO record	In force	Ends no later than Nov 29, 2031	From the USPTO record
US 9,275,757	Apparatus and method for non-intrusive random memory failure emulation within an integrated circuit In force Term ends Feb 1, 2033 · From the USPTO record	In force	Term ends Feb 1, 2033	From the USPTO record
US 8,984,347	Real-time trigger sequence checker In force Term ends Feb 6, 2033 · From the USPTO record	In force	Term ends Feb 6, 2033	From the USPTO record
US 9,274,909	Method and apparatus for error management of an integrated circuit system In force Term ends Dec 31, 2033 · From the USPTO record	In force	Term ends Dec 31, 2033	From the USPTO record
US 9,048,827	Flexible Logic Unit In force Term ends Jan 13, 2034 · High confidence	In force	Term ends Jan 13, 2034	High confidence
US 9,077,339	Robust Flexible Logic Unit In force Term ends Jan 13, 2034 · High confidence	In force	Term ends Jan 13, 2034	High confidence

10 of 16 patents shown.

Pro members see all 16.

Pro members: see all 16 patents

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

Every application published under this name has become a patent.