Also listed on Kovio, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jun 14, 2028 · High confidence
20-year base term ends Aug 3, 2027
Held by Ensurge Micropower ASA
Filed Aug 3, 2007 as application 11/888,949 · Granted Aug 3, 2010
Base term plus 316 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Aug 3, 2007
Aug 3, 2007
Term ends
Jun 14, 2028
Jun 14, 2028
Granted
Aug 3, 2010
Aug 3, 2010
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
316
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.
3
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 316 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 Aug 3, 2007, when this application, 11/888,949, was filed | Aug 3, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +316 days, USPTO patent term adjustment record | Jun 14, 2028 | 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 14, 2028 | High confidence |
This family
| US 7,767,520 | this patent Jun 2028 | Jun 2028 |
| US 8,304,780 | In force no later than Oct 2027 | no later than Oct 2027 |
| US 9,196,641 | In force Apr 2028 | Apr 2028 |
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 |
|---|---|---|---|
| Aug 3, 2007 Reel 19831, frame 313 | Kamath, Arvind; Cleeves, James Montague; Rockenberger, Joerg; Zurcher, Fabio | Kovio, Inc. | Assignment of Assignor's Interest |
| Aug 3, 2007 Reel 19709, frame 607 | Smith, Patrick | Kovio, Inc. | Assignment of Assignor's Interest |
| Jan 27, 2014 Reel 32126, frame 931 | Kovio, Inc. | Thin Film Electronics ASA | Assignment of Assignor's Interest |
| Jun 9, 2020 Reel 53472, frame 129 | Thin Film Electronics, Inc.; Thin Film Electronics, Asa | Utica Leaseco, LLC | Security Interest |
| Aug 22, 2022 Reel 61298, frame 249 | Thin Film Electronics ASA | Ensurge Micropower ASA | 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
Jun 2028
Term ends Jun 14, 2028. No further fees fall due before then
Note
The 316 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
64
later US patents cite this one
That is top 25% of utility patents granted in 2010 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.