Term ends Aug 30, 2033 · High confidence
20-year base term ends Dec 12, 2032
Held by GN Hearing A/S
Filed Dec 12, 2012 as application 13/712,221 · Granted Jun 20, 2017
Base term plus 261 days of patent term adjustment (USPTO delay)
Today
2012
2033
Clock starts
Dec 12, 2012
Dec 12, 2012
Term ends
Aug 30, 2033
Aug 30, 2033
Granted
Jun 20, 2017
Jun 20, 2017
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
261
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
5
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 261 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are 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 Dec 12, 2012, when this application, 13/712,221, was filed | Dec 12, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +261 days, USPTO patent term adjustment record | Aug 30, 2033 | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 30, 2033 | High confidence |
This family
| US 9,684,396 | this patent Aug 2033 | Aug 2033 |
| US 9,891,721 | In force Dec 2032 | Dec 2032 |
| US 10,061,405 | In force Dec 2032 | Dec 2032 |
| US 10,275,048 | In force Dec 2032 | Dec 2032 |
| US 10,635,194 | In force Dec 2032 | Dec 2032 |
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 17, 2013 Reel 29648, frame 856 | Soelberg, Tino | Steelseries APS | Assignment of Assignor's Interest |
| Jan 23, 2025 Reel 69988, frame 735 | Steelseries APS | GN Audio A/S | Nunc Pro Tunc Assignment |
| Mar 30, 2026 Reel 75299, frame 264 | Steel Series APS | Steel Series APS | Change of Address |
| Mar 30, 2026 Reel 75299, frame 257 | Steel Series APS | GN Audio A/S | Merger |
| Mar 30, 2026 Reel 75299, frame 271 | GN Audio A/S | GN Hearing A/S | Merger |
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
Aug 2033
Term ends Aug 30, 2033. Maintenance fees still fall due before then
Note
The 261 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
6
later US patents cite this one
That is above 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.