Term ends Nov 25, 2032 · High confidence
20-year base term ends Jun 30, 2032
Held by Certusview Technologies, LLC
Filed Jun 30, 2012 as application 13/539,383 · Granted Feb 3, 2015
Base term plus 148 days of patent term adjustment (USPTO delay)
Today
2012
2032
Clock starts
Jun 30, 2012
Jun 30, 2012
Term ends
Nov 25, 2032
Nov 25, 2032
Granted
Feb 3, 2015
Feb 3, 2015
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
148
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
12
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 148 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. 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 Jun 30, 2012, when this application, 13/539,383, was filed | Jun 30, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +148 days, USPTO patent term adjustment record | Nov 25, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 25, 2032 | High confidence |
This family
| US 8,948,596 | this patent Nov 2032 | Nov 2032 |
| US 8,543,003 | Lapsed on the fee record Sep 2025 | Sep 2025 |
| US 8,578,437 | Lapsed on the fee record Nov 2021 | Nov 2021 |
| US 8,811,191 | Lapsed on the fee record Aug 2026 | Aug 2026 |
| US 8,650,606 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 8,532,488 | Lapsed on the fee record Sep 2025 | Sep 2025 |
| US 9,019,855 | In force Jun 2032 | Jun 2032 |
| US 9,088,310 | In force Jun 2032 | Jun 2032 |
8 of 12 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 |
|---|---|---|---|
| Sep 24, 2012 Reel 29011, frame 576 | Nielsen, Steven; Totten, Ronald; Halky, Travis | Certusview Technologies, 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
Nov 2032
Term ends Nov 25, 2032.
Note
The 148 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
77
later US patents cite this one
That is top 10% of utility patents granted in 2015 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.