Interquim, S.A.

8 patents currently held · Updated Nov 14, 2026

7 more in force are now held by other companies

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Jun 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 Dec 25, 2026
The maintenance fee for Silyl polymeric benzoic acid ester compounds, uses, and compositions thereof (US 10,328,017) comes due Dec 25, 2026. Unpaid by Jun 25, 2027, it lapses early.
1 fee due Oct 26, 2027
The maintenance fee for Process for preparing roflumilast (US 9,321,726) comes due Oct 26, 2027. Unpaid by Apr 26, 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.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US D733,288	Inhalator In force Term ends Jun 30, 2029 · From the USPTO record	In force	Term ends Jun 30, 2029	From the USPTO record
US 8,513,438	Process for the preparation of (6S)-(-)-5,6,7,8-tetrahydro-6-[propyl-(2-thienyl)ethyl]amino-1-naphthol (Rotigotine) In force Term ends May 29, 2030 · From the USPTO record	In force	Term ends May 29, 2030	From the USPTO record
US 10,328,017	Silyl polymeric benzoic acid ester compounds, uses, and compositions thereof In force Term ends Oct 14, 2030 · From the USPTO record	In force	Term ends Oct 14, 2030	From the USPTO record
US 9,867,770	Silyl polymeric benzoic acid ester compounds, uses, and compositions thereof In force Term ends Feb 28, 2031 · From the USPTO record	In force	Term ends Feb 28, 2031	From the USPTO record
US 9,321,726	Process for preparing roflumilast In force Term ends Oct 16, 2033 · From the USPTO record	In force	Term ends Oct 16, 2033	From the USPTO record
US 10,711,025	Process for the preparation of diosmin In force Ends no later than Feb 2, 2036 · From the USPTO record	In force	Ends no later than Feb 2, 2036	From the USPTO record
US 12,172,979	Process for the preparation of aripiprazole lauroxil In force Term ends May 10, 2040 · From the USPTO record	In force	Term ends May 10, 2040	From the USPTO record
US 12,312,315	Process for the preparation of aripiprazole lauroxil In force Term ends Jul 18, 2042 · From the USPTO record	In force	Term ends Jul 18, 2042	From the USPTO record

Also on record, not counted in the 8: 7 patents in force now held by others · 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 · 6 no status recorded

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