Collateral for a security interest recorded May 20, 2024 (Stifel Bank).
Term ends Feb 22, 2029 · Medium confidence
20-year base term ended May 12, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Vecna Technologies, Inc.
Filed Apr 14, 2009 as application 12/423,507 · Granted Nov 26, 2013
Base term plus 1017 days of patent term adjustment (USPTO delay)
Today
2006
2029
Clock starts
May 12, 2006
May 12, 2006
Term ends
Feb 22, 2029
Feb 22, 2029
Granted
Nov 26, 2013
Nov 26, 2013
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
1,017
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
3
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 1017 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 May 12, 2006, when application 11/433,413, the earliest non-provisional in its chain, was filed (this one was filed Apr 14, 2009); a parent in its chain could not be resolved (the next row) | May 12, 2026 | 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 | +1017 days, USPTO patent term adjustment record | Feb 22, 2029 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 22, 2029 | Medium confidence |
This family
| US 8,595,161 | this patent Feb 2029 | Feb 2029 |
| US 8,924,319 | Term ended May 2026 | May 2026 |
2 of 3 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Jun 30, 2009 Reel 22894, frame 907 | Bearman, Michael; Stein, Carrie | Vecna Technologies, Inc. | Assignment of Assignor's Interest |
| Jul 1, 2009 Reel 22904, frame 822 | Bearman, Michael; Stein, Carrie | Vecna Technologies, Inc. | Corrective Assignment to Correct the Application Number Previously Recorded on Reel 022894 Frame 0907. Assignor(S) Hereby Confirms the the Correction of the Application No. from 12453507 to 12423507. |
| Aug 7, 2020 Reel 53427, frame 953 | Vecna Robotics, Inc. | Comerica Bank | Security Interest |
| Dec 19, 2022 Reel 62156, frame 617 | Vecna Robotics, Inc. | Triplepoint Capital LLC, as Collateral Agent | Security Agreement |
| Dec 21, 2022 Reel 62202, frame 36 | Comerica Bank | Vecna Robotics, Inc. | Release of Security Interest |
| May 20, 2024 Reel 67472, frame 120 | Vecna Robotics, Inc.; Vecna Robotics Interco LLC | Stifel Bank | Security Interest |
| May 7, 2025 Reel 71220, frame 483 | Triplepoint Capital LLC | Vecna Robotics, Inc. | 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
Feb 2029
Term ends Feb 22, 2029. No further fees fall due before then
Note
The 1017 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
92
later US patents cite this one
That is top 10% of utility patents granted in 2013 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.