Term ends Jun 6, 2032 · High confidence
20-year base term ends Mar 18, 2031
Held by Invisage Technologies, Inc.
Filed Mar 18, 2011 as application 13/051,320 · Granted Sep 2, 2014
Base term plus 446 days of patent term adjustment (USPTO delay)
Today
2011
2032
Clock starts
Mar 18, 2011
Mar 18, 2011
Term ends
Jun 6, 2032
Jun 6, 2032
Granted
Sep 2, 2014
Sep 2, 2014
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
446
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.
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 446 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 Mar 18, 2011, when this application, 13/051,320, was filed | Mar 18, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +446 days, USPTO patent term adjustment record | Jun 6, 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 | Jun 6, 2032 | High confidence |
This family
| US 8,822,897 | this patent Jun 2032 | Jun 2032 |
| US 9,293,487 | In force Mar 2031 | Mar 2031 |
| US 9,666,634 | In force Mar 2031 | Mar 2031 |
| US 9,972,653 | In force Mar 2031 | Mar 2031 |
| US 10,535,699 | In force Mar 2031 | Mar 2031 |
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 4, 2012 Reel 27479, frame 419 | Invisage Technologies, Inc. | Triplepoint Capital LLC | Security Agreement |
| Sep 3, 2013 Reel 31160, frame 411 | Invisage Technologies, Inc. | Square 1 Bank | Security Agreement |
| Sep 5, 2013 Reel 31163, frame 810 | Triplepoint Capital LLC | Invisage Technologies, Inc. | Release of Security Interest |
| Oct 2, 2014 Reel 33886, frame 632 | Triplepoint Capital LLC | Invisage Technologies, Inc. | Release of Security Interest |
| Jul 21, 2015 Reel 36148, frame 467 | Invisage Technologies, Inc. | Horizon Technology Finance Corporation | Security Interest |
| Mar 16, 2017 Reel 42024, frame 887 | Horizon Technology Finance Corporation | Invisage Technologies, Inc. | Release of Security Interest |
| Mar 20, 2017 Reel 41652, frame 945 | Pacific Western Bank, as Successor in Interest to Square 1 Bank | Invisage Technologies, Inc. | Release of Security Interest |
| Jun 13, 2017 Reel 42697, frame 752 | Tian, Hui; Ivanov, Igor Constantin; Sargent, Edward Hartley | Invisage Technologies, 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jun 2032
Term ends Jun 6, 2032. No further fees fall due before then
Note
The 446 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
53
later US patents cite this one
That is top 10% of utility patents granted in 2014 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.