Term ended Nov 5, 2026 · High confidence
20-year base term ended Aug 23, 2026
Held by Infoblox Inc.
Filed May 6, 2013 as application 13/888,259 · Granted Dec 15, 2015
Base term plus 74 days of patent term adjustment (USPTO delay)
Today
Term ended Nov 5, 2026
2006
2026
Clock starts
Aug 23, 2006
Aug 23, 2006
Term ended
Nov 5, 2026
Nov 5, 2026
Granted
Dec 15, 2015
Dec 15, 2015
base term
patent term adjustment
after the term ends
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
74
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,458,308, to Nov 5, 2026. The term already ends on or before that date, so the cap shortened nothing.
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.
2
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 74 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 23, 2006, when application 11/509,321, the earliest non-provisional in its chain, was filed (this one was filed May 6, 2013) | Aug 23, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +74 days, USPTO patent term adjustment record | Nov 5, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,458,308) | resolves to Nov 5, 2026, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Nov 5, 2026 | High confidence |
This family
| US 8,458,308 | In force Apr 2028 | Apr 2028 |
| US 9,213,736 | this patent Nov 2026 | Nov 2026 |
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 |
|---|---|---|---|
| Nov 7, 2016 Reel 40575, frame 549 | Infoblox Inc. | Bank of America, N.A., as Collateral Agent | First Lien Patent Security Agreement |
| Nov 8, 2016 Reel 40579, frame 302 | Infoblox Inc. | Royal Bank of Canada, as Collateral Agent | Second Lien Patent Security Agreement |
| Oct 23, 2019 Reel 50809, frame 980 | Royal Bank of Canada, as Collateral Agent | Infoblox, Inc. | Termination and Release of Security Interest in Patents (Releases RF 040579/0302) |
| Dec 2, 2020 Reel 54615, frame 317 | Infoblox Inc. | Morgan Stanley Senior Funding, Inc. | First Lien Security Agreement |
| Dec 2, 2020 Reel 54615, frame 331 | Infoblox Inc. | Morgan Stanley Senior Funding, Inc. | Second Lien Security Agreement |
| Dec 3, 2020 Reel 54585, frame 914 | Bank of America, N.A., as Collateral Agent | Infoblox Inc. | Release of First Lien Security Interest in Patents (Releases RF 040575/0549) |
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
Note
The 74 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,458,308, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2015 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.