Also listed on Lancope, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 17, 2036 · Low confidence
20-year base term ends Feb 26, 2036
Grace period ended Nov 13, 2026 · no payment on record as of the Nov 10, 2026 fee file · lapse expected
Held by Cisco Technology, Inc.
Filed Feb 26, 2016 as application 15/054,574 · Granted Nov 13, 2018
Base term plus 265 days of patent term adjustment (USPTO delay)
Today
2016
2036
Clock starts
Feb 26, 2016
Feb 26, 2016
Term ends
Nov 17, 2036
Nov 17, 2036
Granted
Nov 13, 2018
Nov 13, 2018
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
265
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
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 265 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is paid so far. Confidence: Low: the grace period for its second maintenance fee ended Nov 13, 2026 with no payment on record. 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 Feb 26, 2016, when this application, 15/054,574, was filed | Feb 26, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +265 days, USPTO patent term adjustment record | Nov 17, 2036 | 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 | The grace period ended with no payment on record in the fee file | grace period ended Nov 13, 2026 | Low confidence |
| Computed term end | The steps above, in order | Nov 17, 2036 | Low confidence |
This family
| US 10,129,273 | this patent Nov 2036 | Nov 2036 |
| Application PCT/US2016/019810 | PCT application no patent term | no patent term |
| Application 16/153,113 | Abandoned not computed | not computed |
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 |
|---|---|---|---|
| Mar 1, 2016 Reel 37858, frame 703 | Palazzo, Robert Charles; Luu, Michael Sea | Lancope LLC | Assignment of Assignor's Interest |
| Jun 8, 2016 Reel 38925, frame 768 | Lancope, Inc. | Lancope LLC | Change of Name |
| Jun 15, 2016 Reel 38924, frame 525 | Lancope LLC | Cisco 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.
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Alerts on its grants, lapses and transfers.
What's changing
Nov 13
Grace period ended Nov 13, 2026 with no payment on record. The term ends early once USPTO posts the lapse
Nov 2036
Term ends Nov 17, 2036.
Note
The 265 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
14
later US patents cite this one
That is top 25% of utility patents granted in 2018 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.