Term ends Jul 13, 2030 · High confidence
20-year base term ends Jan 27, 2030
Held by DST Technologies, Inc.
Filed Nov 1, 2013 as application 14/070,196 · Granted Dec 29, 2015
Base term plus 167 days of patent term adjustment (USPTO delay)
Today
2010
2030
Clock starts
Jan 27, 2010
Jan 27, 2010
Term ends
Jul 13, 2030
Jul 13, 2030
Granted
Dec 29, 2015
Dec 29, 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
167
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.
11
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 167 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 Jan 27, 2010, when application 12/695,009, the earliest non-provisional in its chain, was filed (this one was filed Nov 1, 2013) | Jan 27, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +167 days, USPTO patent term adjustment record | Jul 13, 2030 | 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 | Jul 13, 2030 | High confidence |
This family
| US 8,832,853 | Lapsed on the fee record Sep 2026 | Sep 2026 |
| US 8,824,785 | Lapsed on the fee record Sep 2026 | Sep 2026 |
| US 8,600,173 | Lapsed on the fee record Dec 2021 | Dec 2021 |
| US 8,948,535 | In force Sep 2032 | Sep 2032 |
| US 9,239,952 | In force no later than Aug 2031 | no later than Aug 2031 |
| US 9,224,039 | this patent Jul 2030 | Jul 2030 |
| US 9,239,953 | In force Jul 2030 | Jul 2030 |
| US 9,240,999 | In force Dec 2029 | Dec 2029 |
8 of 11 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
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
Jul 2030
Term ends Jul 13, 2030. Maintenance fees still fall due before then
Note
The 167 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
9
later US patents cite this one
That is above the median 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.