Term ends Dec 29, 2033 · High confidence
20-year base term ends Nov 6, 2033
Held by Legrand DPC, LLC
Filed Apr 9, 2015 as application 14/682,715 · Granted Apr 4, 2017
Base term plus 53 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Nov 6, 2013
Nov 6, 2013
Term ends
Dec 29, 2033
Dec 29, 2033
Granted
Apr 4, 2017
Apr 4, 2017
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
53
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 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.
12
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 53 days past its 20-year base term on prosecution delay. 2 of 3 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 Nov 6, 2013, when application 14/073,769, the earliest non-provisional in its chain, was filed (this one was filed Apr 9, 2015) | Nov 6, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +53 days, USPTO patent term adjustment record | Dec 29, 2033 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 29, 2033 | High confidence |
This family
| US 9,484,692 | In force Nov 2033 | Nov 2033 |
| US 9,627,828 | In force May 2034 | May 2034 |
| US D809,461 | In force Feb 2032 | Feb 2032 |
| US 9,614,335 | this patent Dec 2033 | Dec 2033 |
| US 9,583,902 | Lapsed on the fee record Feb 2025 | Feb 2025 |
| US 10,424,884 | In force Nov 2033 | Nov 2033 |
| US 10,424,885 | In force Nov 2033 | Nov 2033 |
| US 10,424,886 | In force no later than Nov 2033 | no later than Nov 2033 |
8 of 12 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 |
|---|---|---|---|
| Apr 15, 2015 Reel 35419, frame 155 | Irons, Travis | Server Technology, Inc. | Assignment of Assignor's Interest |
| May 22, 2024 Reel 67505, frame 949 | Server Technology, Inc. | Legrand DPC, LLC | Merger |
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
Dec 2033
Term ends Dec 29, 2033. Maintenance fees still fall due before then
Note
The 53 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
25
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.