Zerokey Inc.

12 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

Nov 2035

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 Feb 1, 2027
The maintenance fee for Distance-based positioning system and method using high-speed and low-speed wireless signals (US 11,714,161) comes due Feb 1, 2027. Unpaid by Aug 2, 2027, it lapses early.
1 fee due Apr 15, 2027
The maintenance fee for Range-Finding and Object-Positioning Systems and Methods Using Same (US 10,448,357) comes due Apr 15, 2027. Unpaid by Oct 15, 2027, it lapses early.
1 fee due Aug 11, 2027
The maintenance fee for Method of detecting user input in a 3D space and a 3D input system employing same (US 10,560,113) comes due Aug 11, 2027. Unpaid by Feb 11, 2028, it lapses early.
1 fee due Oct 21, 2027
The maintenance fee for Method for determining the position of an object and system employing same (US 10,627,479) comes due Oct 21, 2027. Unpaid by Apr 21, 2028, 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.

Patent	Title	Status	Expires	Confidence
US 9,413,376	Angle encoder and a method of measuring an angle using same In force Term ends Nov 12, 2035 · From the USPTO record	In force	Term ends Nov 12, 2035	From the USPTO record
US 9,712,180	Angle encoder and a method of measuring an angle using same In force Ends no later than Nov 12, 2035 · From the USPTO record	In force	Ends no later than Nov 12, 2035	From the USPTO record
US 9,985,642	Angle encoder and a method of measuring an angle using same In force Ends no later than Nov 12, 2035 · From the USPTO record	In force	Ends no later than Nov 12, 2035	From the USPTO record
US 10,277,242	Method of detecting user input in a 3D space and a 3D input system employing same In force Term ends Nov 12, 2035 · From the USPTO record	In force	Term ends Nov 12, 2035	From the USPTO record
US 10,560,113	Method of detecting user input in a 3D space and a 3D input system employing same In force Term ends Nov 12, 2035 · From the USPTO record	In force	Term ends Nov 12, 2035	From the USPTO record
US 10,448,357	Range-Finding and Object-Positioning Systems and Methods Using Same In force Term ends Jan 20, 2037 · High confidence	In force	Term ends Jan 20, 2037	High confidence
US 10,736,075	Range-Finding and Object-Positioning Systems and Methods Using Same In force Term ends Jan 20, 2037 · High confidence	In force	Term ends Jan 20, 2037	High confidence
US 10,893,502	Range-Finding and Object-Positioning Systems and Methods Using Same In force Term ends Jan 20, 2037 · High confidence	In force	Term ends Jan 20, 2037	High confidence
US 10,627,479	Method for determining the position of an object and system employing same In force Term ends May 17, 2038 · From the USPTO record	In force	Term ends May 17, 2038	From the USPTO record
US 10,969,462	Distance-based positioning system and method using high-speed and low-speed wireless signals In force Ends no later than May 17, 2038 · From the USPTO record	In force	Ends no later than May 17, 2038	From the USPTO record

10 of 12 patents shown.

Pro members see all 12.

Pro members: see all 12 patents

Also on record, not counted in the 12: 4 lapsed for an unpaid fee. 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

Every application published under this name has become a patent.