Collateral for a security interest recorded Jul 31, 2026 (Umb Bank, N.A.).
Term ends Apr 9, 2032 · High confidence
20-year base term ends Mar 7, 2032
Held by Hantover, Inc.
Filed Mar 7, 2012 as application 13/413,722 · Granted Dec 9, 2014
Base term plus 33 days of patent term adjustment (USPTO delay)
Today
2012
2032
Clock starts
Mar 7, 2012
Mar 7, 2012
Term ends
Apr 9, 2032
Apr 9, 2032
Granted
Dec 9, 2014
Dec 9, 2014
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
33
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.
This patent's term runs 33 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 7, 2012, when this application, 13/413,722, was filed | Mar 7, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +33 days, USPTO patent term adjustment record | Apr 9, 2032 | 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 | Apr 9, 2032 | High confidence |
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 15, 2012 Reel 28380, frame 926 | Huff, Bernard G. | Hantover, Inc. | Assignment of Assignor's Interest |
| Jun 18, 2019 Reel 49508, frame 725 | Hantover, Inc. | U.S. Bank National Association | Security Interest |
| Sep 20, 2019 Reel 50441, frame 355 | Hantover, Inc. | Cit Northbridge Credit LLC, as Agent | Security Interest |
| Sep 20, 2019 Reel 50445, frame 122 | U.S. Bank National Association | Hantover, Inc. | Release of Security Interest |
| Feb 3, 2025 Reel 70090, frame 95 | Cit Northbridge Credit LLC | Hantover, Inc. | Release of Security Interest |
| Jul 31, 2026 Reel 75490, frame 856 | Hantover, Inc.; Ary, Inc. | Umb Bank, N.a. | 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
Apr 2032
Term ends Apr 9, 2032. No further fees fall due before then
Note
The 33 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
14
later US patents cite this one
That is above the median of utility patents granted in 2014 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.