Term ends May 17, 2032 · High confidence
20-year base term ends May 17, 2032
Held by Feit Electric Company, Inc.
Filed Apr 6, 2016 as application 15/092,186 · Granted Sep 27, 2016
Base term, 20 years from filing
Today
2012
2032
Clock starts
May 17, 2012
May 17, 2012
Term ends
May 17, 2032
May 17, 2032
Granted
Sep 27, 2016
Sep 27, 2016
base term
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.
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.
6
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. 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 May 17, 2012, when application 13/473,918, the earliest non-provisional in its chain, was filed (this one was filed Apr 6, 2016) | May 17, 2032 | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 17, 2032 | High confidence |
This family
| US 8,915,636 | In force Jul 2032 | Jul 2032 |
| US 9,447,954 | Lapsed on the fee record Sep 2024 | Sep 2024 |
| US 9,562,678 | In force May 2032 | May 2032 |
| US 9,453,616 | this patent May 2032 | May 2032 |
| US 9,664,365 | In force May 2032 | May 2032 |
| US 10,422,518 | In force Jul 2032 | Jul 2032 |
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 6, 2016 Reel 38209, frame 20 | Myers, J Richard; Araki, John | Pixi Lighting LLC | Assignment of Assignor's Interest |
| May 19, 2016 Reel 38644, frame 523 | Myers, J. Richard; Araki, John | Pixi Lighting, Inc. | Assignment of Assignor's Interest |
| May 19, 2016 Reel 38649, frame 443 | Pixi Lighting LLC | Pixi Lighting, Inc. | Assignment of Assignor's Interest |
| Dec 14, 2017 Reel 44402, frame 440 | Pixi Lighting, Inc. | Unity Opto Technology Co., Ltd. | Assignment of Assignor's Interest |
| Mar 26, 2019 Reel 48701, frame 760 | Unity Opto Technology Co., Ltd. | Epistar Corporation | Security Interest |
| May 29, 2020 Reel 52795, frame 406 | Epistar Corporation | Unity Opto Technology Co., Ltd. | Release of Security Interest |
| Jun 1, 2020 Reel 52801, frame 253 | Unity Opto Technology Co., Ltd. | Feit Electric Company, Inc. | 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.
What's changing
May 2032
Term ends May 17, 2032. Maintenance fees still fall due before then
Citations
36
later US patents cite this one
That is top 25% of utility patents granted in 2016 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.