Term ends Feb 20, 2032 · High confidence
20-year base term ends Apr 7, 2030
Held by Safran Electronics & Defense
Filed Oct 17, 2011 as application 13/264,890 · Granted Mar 31, 2015
Base term plus 684 days of patent term adjustment (USPTO delay)
Today
2010
2032
Clock starts
Apr 7, 2010
Apr 7, 2010
Term ends
Feb 20, 2032
Feb 20, 2032
Granted
Mar 31, 2015
Mar 31, 2015
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
684
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
53
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 684 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 7, 2010, when application PCT/FR2010/050666, the earliest non-provisional in its chain, was filed (this one was filed Oct 17, 2011) | Apr 7, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +684 days, USPTO patent term adjustment record | Feb 20, 2032 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 20, 2032 | High confidence |
This family
| US 8,955,305 | In force Jan 2031 | Jan 2031 |
| US 8,943,793 | In force Apr 2030 | Apr 2030 |
| US 8,975,911 | In force Apr 2029 | Apr 2029 |
| US 8,573,934 | In force Feb 2031 | Feb 2031 |
| US 8,777,164 | Lapsed on the fee record Jul 2026 | Jul 2026 |
| US 8,393,435 | Lapsed on the fee record Mar 2017 | Mar 2017 |
| US 8,960,597 | In force May 2030 | May 2030 |
| US 8,640,825 | Lapsed on the fee record Feb 2026 | Feb 2026 |
8 of 53 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 |
|---|---|---|---|
| Oct 17, 2011 Reel 27072, frame 207 | Maalioune, Hakim; Le-coq, Vincent; Moradell-casellas, Pierre | Aircelle | Assignment of Assignor's Interest |
| Oct 17, 2011 Reel 27072, frame 257 | Rodrigues, Fernand | Sagem Defense Securite | Assignment of Assignor's Interest |
| Dec 9, 2016 Reel 40703, frame 171 | Aircelle | Safran Nacelles | Change of Name |
| May 6, 2018 Reel 46082, frame 606 | Sagem Défense Sécurité | Safran Electronics & Defense | Change of Name |
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
Feb 2032
Term ends Feb 20, 2032. No further fees fall due before then
Note
The 684 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
3
later US patents cite this one
That is below the median of utility patents granted in 2015 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.