Lapsed Dec 24, 2023 on the fee record · High confidence
20-year base term ends Jun 1, 2036
First maintenance fee unpaid; grace period ended.
Held by Server Technology, Inc.
Filed Jun 1, 2016 as application 15/169,940 · Granted Dec 24, 2019
Base term, 20 years from filing
Today
Lapsed Dec 24, 2023
2016
2036
Clock starts
Jun 1, 2016
Jun 1, 2016
No longer in force
Dec 24, 2023
Dec 24, 2023
Granted
Dec 24, 2019
Dec 24, 2019
Term would have run to
Jun 1, 2036
Jun 1, 2036
base term
after the term ends
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.
0 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.
8
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Jun 1, 2036: its 20-year base term, with no adjustment for prosecution delay. 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 Jun 1, 2016, when this application, 15/169,940, was filed | Jun 1, 2036 | 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 | 0 of 3 maintenance fees paid | lapsed Dec 24, 2023 | High confidence |
| Computed term end | The steps above, in order | Dec 24, 2023 | High confidence |
This family
| US 10,517,188 | this patent Dec 2023 | Dec 2023 |
| US 10,236,648 | In force Jun 2036 | Jun 2036 |
| US 10,978,839 | In force Jul 2038 | Jul 2038 |
| US 11,095,081 | In force Jun 2036 | Jun 2036 |
| US 11,375,636 | Lapsed on the fee record Jun 2026 | Jun 2026 |
| US 11,411,358 | In force Jul 2038 | Jul 2038 |
| US 11,557,868 | In force Jun 2036 | Jun 2036 |
| US 11,901,681 | 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 |
|---|---|---|---|
| Nov 14, 2016 Reel 40313, frame 397 | Irons, Travis; Bhakta, Vimal; Macedo, Jeff | Server 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.
Citations
3
later US patents cite this one
That is below 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.