Lapsed Sep 9, 2026 on the fee record · High confidence
20-year base term ends Dec 7, 2029
Third maintenance fee unpaid; grace period ended.
Held by DST Technologies, Inc.
Filed Dec 7, 2009 as application 12/632,477 · Granted Sep 9, 2014
Base term, 20 years from filing, plus 650 days of patent term adjustment (USPTO delay)
Today
Lapsed Sep 9, 2026
2009
2031
Clock starts
Dec 7, 2009
Dec 7, 2009
No longer in force
Sep 9, 2026
Sep 9, 2026
Granted
Sep 9, 2014
Sep 9, 2014
Term would have run to
Sep 18, 2031
Sep 18, 2031
base term
patent term adjustment
after the term ends
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
650
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.
Its term would have run to Sep 18, 2031: its 20-year base term plus 650 days of term adjustment for prosecution delay. 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 Dec 7, 2009, when this application, 12/632,477, was filed | Dec 7, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +650 days, USPTO patent term adjustment record | Sep 18, 2031 | 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 | lapsed Sep 9, 2026 | High confidence |
| Computed term end | The steps above, in order | Sep 9, 2026 | High confidence |
This family
| US 8,832,853 | this patent 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 | In force 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.
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 |
|---|---|---|---|
| Jul 6, 2011 Reel 26550, frame 491 | Ives, Paul M.; Clark, Peter E.; Gentry, Michael V. | International Financial Data Services (Canada) Limited | Assignment of Assignor's Interest |
| Jul 6, 2011 Reel 26550, frame 884 | International Financial Data Services (Canada) Limited | DST Technologies, Inc. | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 650 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
58
later US patents cite this one
That is top 10% 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.