Lapsed Apr 25, 2025 on the fee record · High confidence
20-year base term ends Oct 19, 2027
Second maintenance fee unpaid; grace period ended.
Filed Sep 27, 2013 as application 14/039,580 · Granted Apr 25, 2017
Base term, 20 years from filing, plus 15 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 25, 2025
2007
2027
Clock starts
Oct 19, 2007
Oct 19, 2007
No longer in force
Apr 25, 2025
Apr 25, 2025
Granted
Apr 25, 2017
Apr 25, 2017
Term would have run to
Nov 3, 2027
Nov 3, 2027
base term
patent term adjustment
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
15
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.
7
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 Nov 3, 2027: its 20-year base term plus 15 days of term 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 Oct 19, 2007, when application 11/976,032, the earliest non-provisional in its chain, was filed (this one was filed Sep 27, 2013) | Oct 19, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +15 days, USPTO patent term adjustment record | Nov 3, 2027 | 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 | lapsed Apr 25, 2025 | High confidence |
| Computed term end | The steps above, in order | Apr 25, 2025 | High confidence |
This family
| US 7,696,309 | In force Oct 2027 | Oct 2027 |
| Application PCT/US2007/022394 | PCT application no patent term | no patent term |
| US 7,999,067 | In force Oct 2027 | Oct 2027 |
| Application 13/175,070 | Abandoned not computed | not computed |
| US 9,631,005 | this patent Apr 2025 | Apr 2025 |
| US 10,774,124 | Lapsed on the fee record Sep 2024 | Sep 2024 |
| Application 17/020,237 | 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 |
|---|---|---|---|
| Apr 28, 2015 Reel 35515, frame 690 | Lee, Richard; Segers, Vincent | The Brigham and Women's Hospital, 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 15 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median 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.