Term ends Jul 14, 2031 · High confidence
20-year base term ends Apr 29, 2030
Filed Jan 30, 2012 as application 13/266,085 · Granted Jun 15, 2021
Base term plus 441 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Apr 29, 2010
Apr 29, 2010
Term ends
Jul 14, 2031
Jul 14, 2031
Granted
Jun 15, 2021
Jun 15, 2021
base term
patent term adjustment
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
441
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
29
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 441 days past its 20-year base term on prosecution delay. 1 of 2 maintenance fees is paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Apr 29, 2010, when application PCT/US2010/032948, the earliest non-provisional in its chain, was filed (this one was filed Jan 30, 2012) | Apr 29, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +441 days, USPTO patent term adjustment record | Jul 14, 2031 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 14, 2031 | High confidence |
This family
| Application PCT/US2010/032948 | PCT application no patent term | no patent term |
| Application 13/124,628 | Abandoned not computed | not computed |
| US 11,033,523 | this patent Jul 2031 | Jul 2031 |
| US 8,563,608 | In force Feb 2030 | Feb 2030 |
| Application 13/418,591 | Abandoned not computed | not computed |
| US 8,618,166 | Lapsed on the fee record Dec 2025 | Dec 2025 |
| Application 13/758,332 | Abandoned not computed | not computed |
| US 8,691,871 | Lapsed on the fee record Apr 2026 | Apr 2026 |
8 of 29 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jan 30, 2012 Reel 27619, frame 373 | Manku, Mehar; Rowe, Jonathan | Amarin Pharma, Inc. | Assignment of Assignor's Interest |
| May 31, 2012 Reel 28295, frame 491 | Amarin Pharma Inc. | Amarin Pharmaceuticals Ireland Limited | Assignment of Assignor's Interest |
| Dec 19, 2012 Reel 29499, frame 87 | Amarin Pharmaceuticals Ireland Limited | Biopharma Secured Debt Fund II Holdings Cayman LP | Security Agreement |
| Dec 20, 2017 Reel 44956, frame 395 | Biopharma Secured Debt Fund II Holdings Cayman LP | Cppib Credit Europe S.À R.L. | Patent Security Assignment and Assumption Agreement |
| Dec 21, 2017 Reel 44938, frame 257 | Amarin Pharmaceuticals Ireland Limited | Cppib Credit Europe S.À R.L. | Security Interest |
| Nov 19, 2020 Reel 54484, frame 552 | Cppib Credit Europe S.À R.L. | Amarin Pharmaceuticals Ireland Limited | Release of Security Interest |
| May 15, 2024 Reel 67418, frame 613 | Soni, Paresh; Osterloh, Ian | Amarin Pharmaceuticals Ireland Limited | Assignment of Assignor's Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jul 2031
Term ends Jul 14, 2031. Maintenance fees still fall due before then
Note
The 441 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
144
later US patents cite this one
That is top 1% of utility patents granted in 2021 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.