Surrendered on reissue Nov 5, 2024 · High confidence
20-year base term ends Feb 11, 2036
Surrendered on reissue Nov 5, 2024 · its term and maintenance fees continue in US RE50,199.
Held by Arista Networks, Inc.
Filed Feb 11, 2016 as application 15/042,127 · Granted Mar 19, 2019
Base term, 20 years from filing, plus 138 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Surrendered Nov 5, 2024
2016
2036
Clock starts
Feb 11, 2016
Feb 11, 2016
No longer in force
Nov 5, 2024
Nov 5, 2024
Granted
Mar 19, 2019
Mar 19, 2019
Term would have run to
Feb 11, 2036
Feb 11, 2036
base term
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
138
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,218,717, US 10,218,733.
1 of 3
Maintenance fees paid
Fees paid on this patent before its reissue. Those after fall due on the reissue, which carries the term on.
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 138 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Feb 11, 2016, when this application, 15/042,127, was filed | Feb 11, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +138 days, USPTO patent term adjustment record | Jun 28, 2036 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,218,717, US 10,218,733) | capped to Feb 11, 2036 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | no change | High confidence |
| Reissue | US RE50,199 issued Nov 5, 2024, and this patent's term continues in it (35 U.S.C. 251, 252) | surrendered Nov 5, 2024 | High confidence |
| Surrendered on reissue | The steps above, in order | Nov 5, 2024 | High confidence |
This family
| US 10,237,287 | this patent Nov 2024 | Nov 2024 |
| US RE50,199 | In force Jun 2036 | Jun 2036 |
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 |
|---|---|---|---|
| Feb 11, 2016 Reel 37720, frame 808 | Amidon, Keith; Callahan, Michael; Dash, Debabrata; Golomb, Gary | Awake Networks, Inc., | Assignment of Assignor's Interest |
| Jan 31, 2019 Reel 48208, frame 423 | Awake Networks, Inc. | Awake Security, Inc. | Change of Name |
| Nov 23, 2020 Reel 54500, frame 373 | Awake Security, Inc. | Awake Security LLC | Change of Name |
| Jan 18, 2024 Reel 66165, frame 924 | Awake Security LLC | Arista 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
Note
The 138 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,218,717, US 10,218,733.
Citations
4
later US patents cite this one
That is above the median 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.