Lapsed Jul 4, 2025 on the fee record · High confidence
20-year base term ends Jan 25, 2036
Second maintenance fee unpaid; grace period ended.
Held by Aclaris Therapeutics, Inc.
Filed Jan 25, 2016 as application 15/005,627 · Granted Jul 4, 2017
Base term, 20 years from filing
Today
Lapsed Jul 4, 2025
2016
2036
Clock starts
Jan 25, 2016
Jan 25, 2016
No longer in force
Jul 4, 2025
Jul 4, 2025
Granted
Jul 4, 2017
Jul 4, 2017
Term would have run to
Jan 25, 2036
Jan 25, 2036
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Jan 25, 2036: its 20-year base term, with no adjustment for prosecution delay. 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 Jan 25, 2016, when this application, 15/005,627, was filed | Jan 25, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 3 maintenance fees paid | lapsed Jul 4, 2025 | High confidence |
| Computed term end | The steps above, in order | Jul 4, 2025 | High confidence |
This family
| Application 62/107,078 | Provisional application no patent term | no patent term |
| US 9,695,200 | this patent Jul 2025 | Jul 2025 |
| US 10,150,783 | In force Jan 2036 | Jan 2036 |
| Application 16/214,573 | Abandoned not computed | not computed |
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 |
|---|---|---|---|
| Aug 25, 2016 Reel 39539, frame 523 | Jacobsen, Eric Jon; Blinn, James Robert; Springer, John Robert; Hockerman, Susan L. | Confluence Life Sciences, Inc. | Assignment of Assignor's Interest |
| Nov 16, 2017 Reel 44477, frame 208 | Confluence Life Sciences, Inc. | Aclaris Life Sciences, Inc. | Merger |
| May 15, 2018 Reel 46153, frame 695 | Aclaris Life Sciences, Inc. | Aclaris Therapeutics, Inc. | 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.
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Alerts on its grants, lapses and transfers.
Citations
23
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.