Alkermes, Inc.

29 patents currently held · Updated Nov 14, 2026

34 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.

Previously recorded as Rodin Therapeutics, Inc. (to 2020)

Ending by 2030

Jun 2027

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 Nov 26, 2026
The maintenance fee for Selective opioid compounds (US 9,040,552) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
1 fee due Jan 2, 2027
The maintenance fee for Compositions for modulating IL-10 immunostimulatory and anti-inflammatory properties (US 10,335,459) comes due Jan 2, 2027. Unpaid by Jul 2, 2027, it lapses early.
2 fees due Mar 19 to 24, 2027 · next Mar 19
1 fee due Apr 13, 2027
The maintenance fee for Fusion Polypeptides Comprising an Active Protein Linked to a Mucin-Domain Polypeptide (US 9,156,897) comes due Apr 13, 2027. Unpaid by Oct 13, 2027, it lapses early.
1 fee due Jun 30, 2027
The maintenance fee for Bicyclic Inhibitors of Histone Deacetylase (US 10,519,149) comes due Jun 30, 2027. Unpaid by Jan 3, 2028, it lapses early.
1 fee due Jul 2, 2027
The maintenance fee for Hetero-halo inhibitors of histone deacetylase (US 11,858,939) comes due Jul 2, 2027. Unpaid by Jan 3, 2028, it lapses early.
1 fee due Aug 27, 2027
The maintenance fee for Substituted Pyridines as Inhibitors of Histone Deacetylase (US 11,912,702) comes due Aug 27, 2027. Unpaid by Feb 28, 2028, it lapses early.
2 fees due Sep 29 to 30, 2027 · next Sep 29

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was 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 8,461,105	Polymer-Based Sustained Release Device In force Ends no later than Jun 27, 2027 · Medium confidence	In force	Ends no later than Jun 27, 2027	Medium confidence
US 9,040,552	Selective opioid compounds In force Term ends May 21, 2029 · From the USPTO record	In force	Term ends May 21, 2029	From the USPTO record
US 8,962,646	Peripherally Acting Opioid Compounds In force Term ends Jun 29, 2032 · High confidence	In force	Term ends Jun 29, 2032	High confidence
US 9,029,543	Process for the Synthesis of Quaternary Amine Compounds In force Term ends Apr 6, 2033 · High confidence	In force	Term ends Apr 6, 2033	High confidence
US 9,156,897	Fusion Polypeptides Comprising an Active Protein Linked to a Mucin-Domain Polypeptide In force Ends no later than Jun 6, 2033 · Medium confidence	In force	Ends no later than Jun 6, 2033	Medium confidence
US 9,296,801	Fusion polypeptides comprising mucin-domain polypeptide linkers In force Term ends Jun 6, 2033 · From the USPTO record	In force	Term ends Jun 6, 2033	From the USPTO record
US 10,183,979	Fusion Polypeptides Comprising Mucin-Domain Polypeptide Linkers In force Ends no later than Jan 5, 2034 · Low confidence	In force	Ends no later than Jan 5, 2034	Low confidence
US 9,981,920	Inhibitors of histone deacetylase In force Term ends Jun 25, 2035 · From the USPTO record	In force	Term ends Jun 25, 2035	From the USPTO record
US 10,421,756	Heterobicyclic N-aminophenyl-amides as inhibitors of histone deacetylase In force Term ends Jul 5, 2036 · From the USPTO record	In force	Term ends Jul 5, 2036	From the USPTO record
US 10,919,902	Hetero-halo inhibitors of histone deacetylase In force Term ends Jul 5, 2036 · From the USPTO record	In force	Term ends Jul 5, 2036	From the USPTO record

10 of 29 patents shown.

Pro members see all 29.

Pro members: see all 29 patents

Also on record, not counted in the 29: 34 patents in force now held by others · 19 lapsed for an unpaid fee · 109 ended at full term · 1 surrendered on reissue. 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.

8 pending · 14 abandoned · 29 no status recorded

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