Term ends Dec 31, 2029 · High confidence
20-year base term ends Mar 5, 2029
Held by APS Tech LLC
Filed Mar 5, 2009 as application 12/398,983 · Granted Jan 3, 2012
Base term plus 301 days of patent term adjustment (USPTO delay)
Today
2009
2029
Clock starts
Mar 5, 2009
Mar 5, 2009
Term ends
Dec 31, 2029
Dec 31, 2029
Granted
Jan 3, 2012
Jan 3, 2012
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
301
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.
4
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 301 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 5, 2009, when this application, 12/398,983, was filed | Mar 5, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +301 days, USPTO patent term adjustment record | Dec 31, 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 | Dec 31, 2029 | High confidence |
This family
| US 8,087,476 | this patent Dec 2029 | Dec 2029 |
| Application PCT/US2010/025897 | PCT application no patent term | no patent term |
| US 9,976,360 | In force Nov 2030 | Nov 2030 |
| Application PCT/US2012/054207 | PCT application no patent term | no patent term |
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 |
|---|---|---|---|
| Aug 3, 2009 Reel 23045, frame 219 | Wassell, Mark Ellsworth; Burgess, Daniel E.; Barbely, Jason R. | APS Technology, Inc. | Assignment of Assignor's Interest |
| Mar 14, 2012 Reel 27859, frame 181 | APS Technology, Inc. | Td Bank, N.a. | Security Agreement |
| Apr 20, 2012 Reel 28080, frame 80 | APS Technology, Inc. | Enhanced Capital Connecticut Fund I, LLC; Enhanced Capital Connecticut Fund II, LLC; Enhanced Capital Connecticut Fund III, LLC | Security Agreement |
| Apr 20, 2012 reel/frame not recorded | APS Technology, Inc. | Enhanced Capital Connecticut Fund I, LLC | Security Agreement |
| Apr 20, 2012 reel/frame not recorded | APS Technology, Inc. | Enhanced Capital Connecticut Fund II, LLC | Security Agreement |
| Apr 20, 2012 reel/frame not recorded | APS Technology, Inc. | Enhanced Capital Connecticut Fund III, LLC | Security Agreement |
| Mar 14, 2016 Reel 38077, frame 218 | APS Technology, Inc. | Enhanced Capital Connecticut Fund I, LLC, Enhanced Capital Connecticut Fund II, LLC, Enhanced Capital Connecticut Fund III, LLC | Release of Security Interest |
| Mar 24, 2016 Reel 38088, frame 615 | TD Banknorth NA | TD Banknorth NA | Release of Security Interest |
| Oct 10, 2017 Reel 44169, frame 53 | APS Technology, Inc.; APS Industries, Inc.; Apst International, Inc. | Balance Point Capital Partners III, LP | Security Interest |
| Dec 21, 2017 Reel 44935, frame 125 | TD Banknorth NA | APS Technology | Corrective Assignment to Correct the Receiving Party Name Previously Recorded on Reel 038088 Frame 0615. Assignor(S) Hereby Confirms the Trademark Security Agreement. |
| Dec 21, 2017 Reel 44935, frame 603 | Enhanced Capital Connecticut Fund I, LLC, Enhanced Capital Connecticut Fund II, Enhanced Capital Connecticut Fund III, LLC | APS Technology | Corrective Assignment to Correct the Conveying Party Name Previously Recorded on Reel 038077 Frame 0218. Assignor(S) Hereby Confirms the Terminates Security Agreement. |
| Feb 7, 2019 Reel 48375, frame 848 | APS Technology, Inc.; APS Industries, Inc.; Apst International, Inc. | Keybank National Association | Security Interest |
| Feb 7, 2019 Reel 49856, frame 434 | APS Technology, Inc.; APS Industries, Inc.; Apst International, Inc. | Balance Point Capital Partners III, LP | Amended and Restated Intellectual Property Security Agreement |
| Jan 17, 2024 Reel 66341, frame 846 | APS Technology LLC | Balance Point Capital Partners III, LP, as Agent | Security Interest |
| Feb 1, 2024 Reel 66405, frame 762 | Keybank National Association | APS Technology Inc.; APS Industries Inc.; Apst International Inc. | Release of Security Interest |
| Feb 1, 2024 reel/frame not recorded | Keybank National Association | APS Technology Inc. | Release of Security Interest |
| Feb 1, 2024 reel/frame not recorded | Keybank National Association | APS Industries Inc. | Release of Security Interest |
| Feb 1, 2024 reel/frame not recorded | Keybank National Association | Apst International Inc. | Release of Security Interest |
| Oct 7, 2025 Reel 73016, frame 572 | APS Technology LLC | APS Tech LLC | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Dec 2029
Term ends Dec 31, 2029. No further fees fall due before then
Note
The 301 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
33
later US patents cite this one
That is top 25% of utility patents granted in 2012 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.