Also listed on Opera Solutions U SA LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Oct 21, 2034 · High confidence
20-year base term ends Mar 12, 2034
Held by Electrifai, LLC
Filed Mar 12, 2014 as application 14/206,114 · Granted Feb 7, 2017
Base term plus 223 days of patent term adjustment (USPTO delay)
Today
2014
2034
Clock starts
Mar 12, 2014
Mar 12, 2014
Term ends
Oct 21, 2034
Oct 21, 2034
Granted
Feb 7, 2017
Feb 7, 2017
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.
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.
2
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 223 days past its 20-year base term on 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 Mar 12, 2014, when this application, 14/206,114, was filed | Mar 12, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +223 days, USPTO patent term adjustment record | Oct 21, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 21, 2034 | High confidence |
This family
| Application 61/778,866 | Provisional application no patent term | no patent term |
| US 9,563,921 | this patent Oct 2034 | Oct 2034 |
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 29, 2014 Reel 32777, frame 820 | Shi, Lei; Huang, Chengwei; Lee, Jeong-yoon; Wang, Weiqiang; Zhang, Jenny; Chen, Yonghui | Opera Solutions, LLC | Assignment of Assignor's Interest |
| Jul 6, 2016 Reel 39089, frame 761 | Opera Solutions, LLC | Opera Solutions U.S.A., LLC | Assignment of Assignor's Interest |
| Jul 7, 2016 Reel 39277, frame 318 | Opera Solutions USA, LLC; Opera Solutions, LLC; Opera Solutions Government Services, LLC; Biq, LLC; Lexington Analytics Incorporated; Opera Pan Asia LLC | White Oak Global Advisors, LLC | Security Agreement |
| Oct 21, 2018 Reel 47276, frame 107 | White Oak Global Advisors, LLC | Opera Solutions Opco, LLC | Transfer Statement and Assignment |
| Aug 2, 2021 Reel 57047, frame 300 | Opera Solutions Opco, LLC | Electrifai, LLC | 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.
What's changing
Oct 2034
Term ends Oct 21, 2034. Maintenance fees still 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
25
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.