Term ends Jul 28, 2035 · High confidence
20-year base term ends Jul 28, 2035
Held by Juniper Networks, Inc.
Filed Jul 28, 2015 as application 14/811,684 · Granted Feb 26, 2019
Base term, 20 years from filing
Today
2015
2035
Clock starts
Jul 28, 2015
Jul 28, 2015
Term ends
Jul 28, 2035
Jul 28, 2035
Granted
Feb 26, 2019
Feb 26, 2019
base term
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
None
Term adjustment
No prosecution delay on this record.
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.
15
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 is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is 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 Jul 28, 2015, when this application, 14/811,684, was filed | Jul 28, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 28, 2035 | High confidence |
This family
| US 10,219,166 | this patent Jul 2035 | Jul 2035 |
| US 9,363,784 | In force Jul 2035 | Jul 2035 |
| US 9,743,254 | In force Jul 2035 | Jul 2035 |
| US 10,028,199 | In force Jul 2035 | Jul 2035 |
| US 9,967,803 | In force Sep 2035 | Sep 2035 |
| Application PCT/US2017/036163 | PCT application no patent term | no patent term |
| US 10,536,894 | In force Jul 2035 | Jul 2035 |
| US 10,932,141 | In force Jul 2035 | Jul 2035 |
8 of 15 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Dec 7, 2015 Reel 37228, frame 734 | Friday, Robert; Frei, Randall Wayne; Castagnoli, Neal Dante | Mist Systems Inc. | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53539, frame 912 | Mist Systems, Inc. | Juniper Networks, Inc. | Assignment of Assignor's Interest |
| Feb 23, 2023 Reel 62836, frame 726 | Friday, Robert J.; Frei, Randall | Juniper Networks, 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
Jul 2035
Term ends Jul 28, 2035.
Citations
71
later US patents cite this one
That is top 5% of utility patents granted in 2019 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.