Also listed on Biolux Research Holdings, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Dec 3, 2035 · Medium confidence
20-year base term ends Mar 14, 2033
Why Medium: A parent in the chain could not be resolved.
Held by Biolux Group S.A.
Filed Feb 11, 2019 as application 16/272,670 · Granted Apr 28, 2026
Base term plus 994 days of patent term adjustment (USPTO delay)
Today
2013
2035
Clock starts
Mar 14, 2013
Mar 14, 2013
Term ends
Dec 3, 2035
Dec 3, 2035
Granted
Apr 28, 2026
Apr 28, 2026
base term
patent term adjustment
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
994
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
5
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 994 days past its 20-year base term on prosecution delay. 0 of 2 maintenance fees are paid so far. Confidence: Medium. 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 14, 2013, when application 13/827,541, the earliest non-provisional in its chain, was filed (this one was filed Feb 11, 2019); a parent in its chain could not be resolved (the next row) | Mar 14, 2033 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +994 days, USPTO patent term adjustment record | Dec 3, 2035 | 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 | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 3, 2035 | Medium confidence |
This family
| Application 13/827,541 | Abandoned not computed | not computed |
| Application 15/858,373 | Abandoned not computed | not computed |
| US 12,611,550 | this patent Dec 2035 | Dec 2035 |
| US 12,605,561 | In force Mar 2034 | Mar 2034 |
| Application 19/551,141 | Pending 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 |
|---|---|---|---|
| Mar 13, 2019 Reel 48588, frame 272 | Brawn, Peter; Bredin, Ryan; Shaughnessy, Timothy G.; Strange, Kevin; Mathews, Paul | Biolux Research Ltd. | Assignment of Assignor's Interest |
| Jun 13, 2019 Reel 49462, frame 510 | Biolux Research Limited | Biolux Research Holdings, Inc. | Assignment of Assignor's Interest |
| Mar 18, 2021 Reel 55650, frame 547 | Biolux Research Holdings, Inc. | Biolux Research Holdings, Inc. | Change of Address for Assignee |
| Oct 21, 2021 Reel 57867, frame 307 | Biolux (ABC), LLC | LLLT Technologies S.A. | Assignment of Assignor's Interest |
| Aug 31, 2022 Reel 60953, frame 581 | Biolux Research Holdings, Inc. | Biolux (ABC), LLC | Assignment of Assignor's Interest |
| Jul 8, 2024 Reel 68219, frame 90 | LLLT Technologies S.A. | Biolux Group S.A. | 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
Dec 2035
Term ends Dec 3, 2035. Maintenance fees still fall due before then
Note
The 994 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
We have no citation count for this patent yet. That is not the same as never having been cited.
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.