Term ends Dec 21, 2031 · High confidence
20-year base term ends May 12, 2031
Held by ABL IP Holding LLC
Filed May 12, 2011 as application 13/106,339 · Granted Oct 8, 2013
Base term plus 223 days of patent term adjustment (USPTO delay)
Today
2011
2031
Clock starts
May 12, 2011
May 12, 2011
Term ends
Dec 21, 2031
Dec 21, 2031
Granted
Oct 8, 2013
Oct 8, 2013
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
223
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.
This patent's term runs 223 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 May 12, 2011, when this application, 13/106,339, was filed | May 12, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +223 days, USPTO patent term adjustment record | Dec 21, 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 21, 2031 | High confidence |
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 |
|---|---|---|---|
| May 20, 2011 Reel 26313, frame 417 | Macwan, Mahendra Jospeh; Stauner, Joseph; Fong, Franklin | Juno Manufacturing, LLC | Assignment of Assignor's Interest |
| Nov 25, 2015 Reel 37143, frame 298 | Schneider Electric USA, Inc. | Juno Manufacturing, LLC | Assignment of Assignor's Interest |
| Mar 28, 2016 Reel 38274, frame 622 | Juno Manufacturing, LLC | Juno Lighting, LLC | Merger |
| Mar 28, 2016 Reel 38274, frame 804 | Juno Lighting, LLC | Acuity Brands Lighting, Inc. | Merger |
| Jun 16, 2016 Reel 39050, frame 936 | Acuity Brands Lighting, Inc. | ABL IP Holding LLC | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Dec 2031
Term ends Dec 21, 2031. No further fees fall due before then
Note
The 223 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
153
later US patents cite this one
That is top 5% of utility patents granted in 2013 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.