Collateral for a security interest recorded May 19, 2022 (Pacific Western Bank).
Term ends Nov 25, 2029 · Medium confidence
20-year base term ends Nov 25, 2029
Why Medium: A parent in the chain could not be resolved.
Held by Nlight, Inc.
Filed Dec 22, 2020 as application 17/130,507 · Granted Apr 11, 2023
Base term, 20 years from filing
Today
2009
2029
Clock starts
Nov 25, 2009
Nov 25, 2009
Term ends
Nov 25, 2029
Nov 25, 2029
Granted
Apr 11, 2023
Apr 11, 2023
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.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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. 1 of 1 maintenance fees is 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 Nov 25, 2009, when application 12/626,492, the earliest non-provisional in its chain, was filed (this one was filed Dec 22, 2020); a parent in its chain could not be resolved (the next row) | Nov 25, 2029 | 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 | 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 | 1 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 25, 2029 | Medium confidence |
This family
| US 8,471,895 | In force (reinstated) Feb 2032 | Feb 2032 |
| US 9,007,439 | In force Nov 2029 | Nov 2029 |
| US 10,218,962 | In force Nov 2029 | Nov 2029 |
| US 10,897,610 | In force Nov 2029 | Nov 2029 |
| US 11,627,300 | this patent Nov 2029 | Nov 2029 |
| US 12,081,725 | In force Nov 2029 | Nov 2029 |
| Application 18/803,207 | 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 |
|---|---|---|---|
| Jan 6, 2021 Reel 54832, frame 981 | Banks, Paul S. | Tetravue, Inc. | Assignment of Assignor's Interest |
| Jan 6, 2021 Reel 54913, frame 554 | James L. Kennedy, Trustee | Nlight, Inc. | Assignment of Assignor's Interest |
| Jan 6, 2021 Reel 55082, frame 825 | Tetravue, Inc. | James L. Kennedy, Trustee | Court Appointment |
| May 19, 2022 Reel 59963, frame 32 | Nlight, Inc. | Pacific Western Bank | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Nov 2029
Term ends Nov 25, 2029. No further fees fall due before then
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2023 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.