Gunitech Corp.

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

Feb 2028

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.

2 fees due Mar 5 to 8, 2027 · next Mar 5
1 fee due Apr 20, 2027
The maintenance fee for Method for controlling lamps and computer program product thereof (US 9,167,670) 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.

Patent	Title	Status	Expires	Confidence
US D699,181	Portable and rechargeable battery kit In force Term ends Feb 11, 2028 · From the USPTO record	In force	Term ends Feb 11, 2028	From the USPTO record
US 9,167,670	Method for controlling lamps and computer program product thereof In force Term ends May 10, 2033 · From the USPTO record	In force	Term ends May 10, 2033	From the USPTO record
US 8,987,996	Light Emitting Module In force Term ends May 21, 2033 · High confidence	In force	Term ends May 21, 2033	High confidence
US 9,131,574	Dual-purpose lamp In force Term ends Dec 5, 2033 · From the USPTO record	In force	Term ends Dec 5, 2033	From the USPTO record
US 10,299,297	Network Connection Module, Computer Program, and Network Connection Method Thereof In force Term ends Sep 30, 2035 · High confidence	In force	Term ends Sep 30, 2035	High confidence
US 9,832,637	Connection information sharing system, computer program, and connection information sharing method thereof In force Term ends Nov 25, 2035 · From the USPTO record	In force	Term ends Nov 25, 2035	From the USPTO record
US 11,507,367	Firmware update method and firmware update system thereof In force Term ends May 28, 2040 · From the USPTO record	In force	Term ends May 28, 2040	From the USPTO record
US 11,553,451	Two-Way Signal Positioning Method and Two-Way Signal Positioning System Thereof In force Term ends Sep 29, 2040 · Medium confidence	In force	Term ends Sep 29, 2040	Medium confidence
US 11,502,504	Low voltage control system, low voltage protection method for an electronic device and a computer program product thereof In force Term ends Nov 20, 2040 · From the USPTO record	In force	Term ends Nov 20, 2040	From the USPTO record
US 11,503,429	Relative position positioning system and relative position positioning method thereof In force Term ends Jan 24, 2041 · From the USPTO record	In force	Term ends Jan 24, 2041	From the USPTO record

10 of 12 patents shown.

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Pro members: see all 12 patents

Also on record, not counted in the 12: 5 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

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 abandoned · 10 no status recorded

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