Term ended Mar 25, 2025 · High confidence
20-year base term ended Mar 25, 2025
USPTO later recorded it as expired for non-payment on Aug 4, 2025.
Held by Signify Holding B.V.
Filed Apr 2, 2015 as application 14/677,513 · Granted Jun 27, 2017
Base term, 20 years from filing
Today
Term ended Mar 25, 2025
2005
2026
Clock starts
Mar 25, 2005
Mar 25, 2005
Term ended
Mar 25, 2025
Mar 25, 2025
Granted
Jun 27, 2017
Jun 27, 2017
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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. 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 Mar 25, 2005, when application 11/090,654, the earliest non-provisional in its chain, was filed (this one was filed Apr 2, 2015) | Mar 25, 2025 | 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 1 maintenance fees paid | term ended | High confidence |
| USPTO status record | Recorded as expired for non-payment on Aug 4, 2025, after the term ended | no change | High confidence |
| Computed term end | The steps above, in order | Mar 25, 2025 | High confidence |
This family
| US 7,673,841 | In force Jul 2027 | Jul 2027 |
| US 7,735,795 | Term ended Mar 2025 | Mar 2025 |
| US 8,240,630 | Term ended Mar 2025 | Mar 2025 |
| US 8,622,361 | Term ended Mar 2025 | Mar 2025 |
| US 9,004,435 | Term ended Mar 2025 | Mar 2025 |
| US 9,689,541 | this patent Mar 2025 | Mar 2025 |
| US 9,696,021 | Term ended Mar 2025 | Mar 2025 |
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 |
|---|---|---|---|
| Oct 23, 2015 Reel 36869, frame 319 | Wronski, Grzegorz | Cooper Technologies Company | Assignment of Assignor's Interest |
| Feb 1, 2019 Reel 48207, frame 819 | Cooper Technologies Company | Eaton Intelligent Power Limited | Assignment of Assignor's Interest |
| Mar 11, 2019 Reel 48655, frame 114 | Cooper Technologies Company | Eaton Intelligent Power Limited | Corrective Assignment to Correct the Cover Sheet to Remove Application No. 15567271 Previously Recorded on Reel 048207 Frame 0819. Assignor(S) Hereby Confirms the Assignment. |
| May 18, 2020 Reel 52681, frame 475 | Eaton Intelligent Power Limited | Signify Holding B.V. | Assignment of Assignor's Interest |
| Nov 12, 2020 Reel 55965, frame 721 | Eaton Intelligent Power Limited | Signify Holding B.V. | Corrective Assignment to Correct the Application Numbers 12183490, 12183499, 12494944, 12961315, 13528561, 13600790, 13826197, 14605880, 15186648, Recorded in Error Previously Recorded on Reel 052681 Frame 0475. Assignor(S) Hereby Confirms the Assignment. |
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.
Citations
65
later US patents cite this one
That is top 5% 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.