Collateral for a security interest recorded Sep 18, 2024 (Wells Fargo Bank, National Association).
Term ends Oct 24, 2028 · High confidence
20-year base term ends Oct 10, 2028
Held by Kichler Lighting LLC
Filed Oct 10, 2008 as application 12/249,232 · Granted Dec 21, 2010
Base term plus 14 days of patent term adjustment (USPTO delay)
Today
2008
2028
Clock starts
Oct 10, 2008
Oct 10, 2008
Term ends
Oct 24, 2028
Oct 24, 2028
Granted
Dec 21, 2010
Dec 21, 2010
base term
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
14
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
4
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 14 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Oct 10, 2008, when this application, 12/249,232, was filed | Oct 10, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +14 days, USPTO patent term adjustment record | Oct 24, 2028 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 24, 2028 | High confidence |
This family
| Application 60/979,470 | Provisional application no patent term | no patent term |
| US 7,854,616 | this patent Oct 2028 | Oct 2028 |
| US 8,029,293 | In force Oct 2028 | Oct 2028 |
| US 8,167,627 | In force Oct 2028 | Oct 2028 |
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 25, 2008 Reel 21888, frame 190 | Janos, Joseph John; Carlson, Christine | The L.D. Kichler Co. | Assignment of Assignor's Interest |
| Apr 19, 2018 Reel 45977, frame 88 | The L.D. Kichler Co. | India Acquisition LLC | Assignment of Assignor's Interest |
| Jun 5, 2018 Reel 46298, frame 430 | India Acquisition LLC | Kichler Lighting LLC | Change of Name |
| Sep 18, 2024 Reel 68983, frame 226 | Kichler Lighting LLC | Wells Fargo Bank, National Association | Security Interest |
| Sep 18, 2024 Reel 68989, frame 739 | Kichler Lighting LLC | TCW Asset Management Company LLC | Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Oct 2028
Term ends Oct 24, 2028. No further fees fall due before then
Note
The 14 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
34
later US patents cite this one
That is top 25% of utility patents granted in 2010 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.