Aak AB (publ)

13 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

Sep 2034

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 Oct 16, 2027
The maintenance fee for Petrolatum substitution preparation (US 11,957,772) comes due Oct 16, 2027. Unpaid by Apr 17, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

4 of the patents on this record were granted 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 9,809,618	Enrichment of triterpine esters In force Term ends Sep 30, 2034 · From the USPTO record	In force	Term ends Sep 30, 2034	From the USPTO record
US 11,306,272	Odourless shea based esters In force Term ends Apr 12, 2037 · From the USPTO record	In force	Term ends Apr 12, 2037	From the USPTO record
US 11,957,772	Petrolatum substitution preparation In force Term ends Feb 22, 2038 · From the USPTO record	In force	Term ends Feb 22, 2038	From the USPTO record
US 12,305,145	Wax compositions for use in candles and methods of preparing wax compositions In force Term ends Dec 4, 2040 · From the USPTO record	In force	Term ends Dec 4, 2040	From the USPTO record
US 12,516,267	Wax Compositions for Use in Candles and Methods of Preparing Wax Compositions In force Ends no later than Dec 4, 2040 · Low confidence	In force	Ends no later than Dec 4, 2040	Low confidence
US 12,091,633	Process for Dry Fractionation to Obtain a Final Hard Palm Oil Mid Fraction In force Term ends Jun 25, 2041 · High confidence	In force	Term ends Jun 25, 2041	High confidence
US 12,458,051	Nutritional composition comprising milk and egg phospholipids In force Term ends Nov 15, 2041 · From the USPTO record	In force	Term ends Nov 15, 2041	From the USPTO record
US 12,295,382	A Cocoa Butter Tolerant Fat Composition In force Term ends Jan 30, 2042 · High confidence	In force	Term ends Jan 30, 2042	High confidence
US 12,696,909	A Vegetable Fat Composition Comprising C14 Fatty Acids and Other Saturated Fatty Acids In force Term ends Dec 3, 2042 · High confidence	In force	Term ends Dec 3, 2042	High confidence
US 12,774,429	A Process for Making a Vegetable Fat Composition with an Increased Amount of SN2 Positioned Palmitic Acid In force Term ends Feb 17, 2043 · High confidence	In force	Term ends Feb 17, 2043	High confidence

10 of 13 patents shown.

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Pro members: see all 13 patents

Also on record, not counted in the 13: 3 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.

16 pending · 10 abandoned · 2 no status recorded

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