Term ends Jan 2, 2031 · Medium confidence
20-year base term ends Oct 26, 2027
Why Medium: A parent in the chain could not be resolved.
Held by Signify Holding B.V.
Filed Jul 16, 2012 as application 13/549,823 · Granted Jun 11, 2019
Base term plus 1164 days of patent term adjustment (USPTO delay)
Today
2007
2031
Clock starts
Oct 26, 2007
Oct 26, 2007
Term ends
Jan 2, 2031
Jan 2, 2031
Granted
Jun 11, 2019
Jun 11, 2019
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
1,164
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
111
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 1164 days past its 20-year base term on prosecution delay. 1 of 2 maintenance fees is paid so far. Confidence: Medium. 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 Oct 26, 2007, when the earliest non-provisional application in its chain was filed (this one was filed Jul 16, 2012); a parent in its chain could not be resolved (the next row) | Oct 26, 2027 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +1164 days, USPTO patent term adjustment record | Jan 2, 2031 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 2, 2031 | Medium confidence |
This family
| US 7,186,003 | Term ended May 2018 | May 2018 |
| US 7,064,498 | Term ended Aug 2017 | Aug 2017 |
| US 6,577,080 | Term ended Aug 2017 | Aug 2017 |
| US 6,608,453 | Term ended Aug 2017 | Aug 2017 |
| US 7,353,071 | Term ended Jul 2023 | Jul 2023 |
| US 7,228,190 | Term ended Nov 2023 | Nov 2023 |
| US 7,031,920 | Term ended Sep 2019 | Sep 2019 |
| US 6,888,322 | Term ended Oct 2017 | Oct 2017 |
8 of 111 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 |
|---|---|---|---|
| Jul 16, 2012 Reel 28557, frame 81 | Cavalcanti, Dave Alberto Tavares; Dowling, Kevin J.; Frederick, Morgan M.; Wang, Jianfeng; Lys, Ihor A.; Blackwell, Michael K. | Koninklijke Philips Electronics N.V. | Assignment of Assignor's Interest |
| Jul 22, 2016 Reel 39428, frame 606 | Koninklijke Philips Electronics N.V. | Koninklijke Philips N.V. | Change of Name |
| Sep 13, 2016 Reel 40060, frame 9 | Koninklijke Philips N.V. | Philips Lighting Holding B.V. | Assignment of Assignor's Interest |
| Jul 8, 2019 Reel 49683, frame 222 | Philips Lighting Holding B.V. | Signify Holding B.V. | Change of Name |
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
Jan 2031
Term ends Jan 2, 2031. Maintenance fees still fall due before then
Note
The 1164 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
55
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.