Also listed on Intellectual Ventures Assets 9 LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 30, 2027 · High confidence
20-year base term ends Apr 27, 2027
Held by Cisco Systems, Inc.
Filed Jun 28, 2013 as application 13/931,199 · Granted May 10, 2016
Base term plus 217 days of patent term adjustment (USPTO delay)
Today
2007
2027
Clock starts
Apr 27, 2007
Apr 27, 2007
Term ends
Nov 30, 2027
Nov 30, 2027
Granted
May 10, 2016
May 10, 2016
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
217
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. 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 217 days past its 20-year base term on prosecution delay. 2 of 2 maintenance fees are 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 Apr 27, 2007, when application 11/796,181, the earliest non-provisional in its chain, was filed (this one was filed Jun 28, 2013) | Apr 27, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +217 days, USPTO patent term adjustment record | Nov 30, 2027 | 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 | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 30, 2027 | High confidence |
This family
| US 8,483,125 | In force Dec 2029 | Dec 2029 |
| US 9,338,263 | this patent Nov 2027 | Nov 2027 |
| US 9,491,267 | In force Aug 2028 | Aug 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 |
|---|---|---|---|
| Sep 4, 2013 Reel 31156, frame 657 | Ipwireless, Inc. | Intellectual Ventures Holding 81 LLC | Assignment of Assignor's Interest |
| Sep 24, 2015 Reel 36651, frame 88 | Legg, Peter Jonathon | Ipwireless, Inc. | Assignment of Assignor's Interest |
| Sep 24, 2015 Reel 36687, frame 76 | Northrop Grumman Information Technology, Inc. | Ipwireless, Inc. | Assignment of Assignor's Interest |
| Sep 24, 2015 Reel 36747, frame 831 | Ipwireless, Inc. | Northrop Grumman Information Technology, Inc. | Assignment of Assignor's Interest |
| Sep 28, 2015 Reel 36673, frame 451 | Intellectual Ventures Holding 81 LLC | Intellectual Ventures Assets 9 LLC | Assignment of Assignor's Interest |
| Feb 19, 2016 Reel 37780, frame 450 | Cisco Systems, Inc. | Cisco Technology, Inc. | Assignment of Assignor's Interest |
| Mar 3, 2016 Reel 37888, frame 275 | Intellectual Ventures Assets 9 LLC | Cisco Systems, 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
Nov 2027
Term ends Nov 30, 2027. No further fees fall due before then
Note
The 217 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is below the median of utility patents granted in 2016 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.