Term ends Jun 17, 2031 · High confidence
20-year base term ends Sep 30, 2030
Held by Inhearing Technology Inc.
Filed Sep 30, 2010 as application 12/895,831 · Granted Jan 15, 2013
Base term plus 260 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Sep 30, 2010
Sep 30, 2010
Term ends
Jun 17, 2031
Jun 17, 2031
Granted
Jan 15, 2013
Jan 15, 2013
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
260
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.
20
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 260 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 Sep 30, 2010, when this application, 12/895,831, was filed | Sep 30, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +260 days, USPTO patent term adjustment record | Jun 17, 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 17, 2031 | High confidence |
This family
| US 8,358,797 | Lapsed on the fee record Jan 2025 | Jan 2025 |
| US 8,355,517 | this patent Jun 2031 | Jun 2031 |
| US 8,767,987 | In force Jun 2031 | Jun 2031 |
| US 8,605,927 | Lapsed on the fee record Dec 2025 | Dec 2025 |
| US D671,218 | In force Nov 2026 | Nov 2026 |
| US 9,571,939 | In force Feb 2031 | Feb 2031 |
| US 9,832,578 | Lapsed on the fee record Nov 2025 | Nov 2025 |
| US 9,961,458 | Lapsed on the fee record May 2026 | May 2026 |
8 of 20 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 |
|---|---|---|---|
| Dec 9, 2010 Reel 25488, frame 746 | Fretz, Robert J. | Intricon Corporation | Assignment of Assignor's Interest |
| May 24, 2022 Reel 59998, frame 592 | Intricon Corporation; Intricon, Inc. | Capital One, National Association, as Administrative Agent | Security Interest |
| Sep 12, 2024 Reel 68573, frame 674 | Capital One, National Association (as Administrative Agent) | Intricon Corporation | Release of Security Interest |
| Oct 10, 2024 Reel 68865, frame 560 | Intricon Corporation; Intricon Inc. | Inhearing Technology 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.
What's changing
Jun 2031
Term ends Jun 17, 2031. No further fees fall due before then
Note
The 260 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is above the median of utility patents granted in 2013 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.