QuirkLogic, Inc.

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

Feb 2033

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 Dec 18, 2026
The maintenance fee for System and method for formatting and manipulating digital ink (US 10,324,618) comes due Dec 18, 2026. Unpaid by Jun 21, 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 D810,731	Electronic device In force Term ends Feb 20, 2033 · From the USPTO record	In force	Term ends Feb 20, 2033	From the USPTO record
US D821,388	Electronic device In force Term ends Jun 26, 2033 · From the USPTO record	In force	Term ends Jun 26, 2033	From the USPTO record
US D832,828	Mounting apparatus In force Term ends Nov 6, 2033 · From the USPTO record	In force	Term ends Nov 6, 2033	From the USPTO record
US D853,366	Mounting apparatus In force Term ends Jul 9, 2034 · From the USPTO record	In force	Term ends Jul 9, 2034	From the USPTO record
US D872,066	Mounting apparatus In force Term ends Jan 7, 2035 · From the USPTO record	In force	Term ends Jan 7, 2035	From the USPTO record
US 10,243,390	Padfolio for electronic tablet with soft corners, inductive charging device and extra battery storage In force Term ends Apr 28, 2036 · From the USPTO record	In force	Term ends Apr 28, 2036	From the USPTO record
US 10,129,335	Method and system for dynamic group creation in a collaboration framework In force Term ends Jan 8, 2037 · From the USPTO record	In force	Term ends Jan 8, 2037	From the USPTO record
US 10,236,710	Stylus Securing Apparatus In force Term ends Feb 16, 2037 · High confidence	In force	Term ends Feb 16, 2037	High confidence
US 10,324,618	System and method for formatting and manipulating digital ink In force Term ends Jun 11, 2037 · From the USPTO record	In force	Term ends Jun 11, 2037	From the USPTO record

Also on record, not counted in the 9: 10 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 · 5 no status recorded

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