Lapsed Nov 10, 2023 on the fee record · High confidence
20-year base term ends Feb 20, 2034
Second maintenance fee unpaid; grace period ended.
Held by Lucidity Lights, Inc. and 3336820 Nova Scotia Limited
Filed Feb 20, 2014 as application 14/185,354 · Granted Nov 10, 2015
Base term, 20 years from filing, plus 78 days of patent term adjustment (USPTO delay)
Today
Lapsed Nov 10, 2023
2014
2034
Clock starts
Feb 20, 2014
Feb 20, 2014
No longer in force
Nov 10, 2023
Nov 10, 2023
Granted
Nov 10, 2015
Nov 10, 2015
Term would have run to
May 9, 2034
May 9, 2034
base term
patent term adjustment
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
78
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 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.
Its term would have run to May 9, 2034: its 20-year base term plus 78 days of term 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 Feb 20, 2014, when this application, 14/185,354, was filed | Feb 20, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +78 days, USPTO patent term adjustment record | May 9, 2034 | 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 3 maintenance fees paid | lapsed Nov 10, 2023 | High confidence |
| Computed term end | The steps above, in order | Nov 10, 2023 | High confidence |
This family
| US 9,182,093 | this patent Nov 2023 | Nov 2023 |
| US 9,739,460 | Lapsed on the fee record Aug 2025 | Aug 2025 |
| US D764,089 | In force Aug 2030 | Aug 2030 |
| Application 15/465,828 | Abandoned not computed | not computed |
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 11, 2014 Reel 32657, frame 822 | Santiago, Dwight D.; Haubach, Timothy J. | Evolution Lighting, LLC | Assignment of Assignor's Interest |
| Dec 23, 2016 Reel 40761, frame 62 | Evolution Lighting, LLC; Electrix, LLC | The Privatebank and Trust Company | Security Interest |
| May 6, 2020 Reel 52585, frame 254 | Cibc Bank USA (Formerly Known as the Privatebank and Trust Company) | Evolution Lighting, LLC | Partial Release of Security Interest in Patents |
| May 29, 2020 reel/frame not recorded | Evolution Lighting (Asia), Ltd.; Evolution Lighting Canada, Inc.; Evolution Lighting, LLC | Lucidity Lights, Inc. | Assignment of Assignor's Interest |
| May 29, 2020 reel/frame not recorded | Evolution Lighting (Asia), Ltd.; Evolution Lighting Canada, Inc.; Evolution Lighting, LLC | 3336820 Nova Scotia Limited | Assignment of Assignor's Interest |
| May 29, 2020 Reel 53482, frame 563 | Evolution Lighting, LLC; Evolution Lighting Canada, Inc.; Evolution Lighting (Asia), Ltd. | Lucidity Lights, Inc.; 3336820 Nova Scotia Limited | Assignment of Assignor's Interest |
| Apr 15, 2021 reel/frame not recorded | Cibc Bank, USA F/K/A the Private Bank and Trust Company | Evolution Lighting , LLC | Release of Security Interest |
| Apr 15, 2021 reel/frame not recorded | Cibc Bank, USA F/K/A the Private Bank and Trust Company | Electrix LLC | Release of Security Interest |
| Apr 15, 2021 Reel 55932, frame 771 | Cibc Bank, USA F/K/A the Private Bank and Trust Company | Evolution Lighting , LLC; Electrix LLC | Release of 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
Note
The 78 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2015 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.