Term ends Mar 11, 2036 · High confidence
20-year base term ends Mar 11, 2036
Held by Akoustis Technologies Corp.
Filed Jun 26, 2018 as application 16/019,267 · Granted Apr 13, 2021
Base term plus 105 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2016
2036
Clock starts
Mar 11, 2016
Mar 11, 2016
Term ends
Mar 11, 2036
Mar 11, 2036
Granted
Apr 13, 2021
Apr 13, 2021
base term
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
105
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,979,023, US 10,979,024, US 10,979,025, US 10,979,026, US 10,985,732, US 11,418,169, US 11,476,825.
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.
92
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 105 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 3 maintenance fees is 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 Mar 11, 2016, when application 15/068,510, the earliest non-provisional in its chain, was filed (this one was filed Jun 26, 2018) | Mar 11, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +105 days, USPTO patent term adjustment record | Jun 24, 2036 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,979,023, US 10,979,024, US 10,979,025, US 10,979,026, US 10,985,732, US 11,418,169, US 11,476,825) | capped to Mar 11, 2036 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 11, 2036 | High confidence |
This family
| US 10,217,930 | In force Apr 2037 | Apr 2037 |
| US 10,581,398 | In force Dec 2036 | Dec 2036 |
| US 10,110,188 | In force Nov 2036 | Nov 2036 |
| US 10,110,190 | In force Nov 2036 | Nov 2036 |
| US 10,110,189 | In force Nov 2036 | Nov 2036 |
| US 10,615,773 | In force Jul 2038 | Jul 2038 |
| US 10,355,659 | In force Mar 2036 | Mar 2036 |
| US 10,979,022 | this patent Mar 2036 | Mar 2036 |
8 of 92 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 |
|---|---|---|---|
| Jun 27, 2018 Reel 46214, frame 457 | Shealy, Jeffrey B.; Hodge, Michael; Houlden, Rohan W.; Gibb, Shawn R.; Winters, Mary; Vetury, Ramakrishna; Aichele, David | Akoustis, Inc. | Assignment of Assignor's Interest |
| Jul 1, 2025 Reel 71577, frame 95 | Akoustis Technologies, Inc.; Akoustis, Inc.; RFM Integrated Device Inc. | Tune Holdings Corp. | Assignment of Assignor's Interest |
| Jul 1, 2025 Reel 71782, frame 462 | Tune Holdings Corp. | Akoustis Technologies Corp. | 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.
What's changing
Mar 2036
Term ends Mar 11, 2036. Maintenance fees still fall due before then
Note
The 105 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,979,023, US 10,979,024, US 10,979,025, US 10,979,026, US 10,985,732, US 11,418,169, US 11,476,825.
Citations
15
later US patents cite this one
That is top 10% of utility patents granted in 2021 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.