Term ends Jun 29, 2027 · High confidence
20-year base term ended Sep 1, 2026
Filed Dec 19, 2008 as application 12/340,568 · Granted Apr 24, 2012
Base term plus 661 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2006
2027
Clock starts
Sep 1, 2006
Sep 1, 2006
Term ends
Jun 29, 2027
Jun 29, 2027
Granted
Apr 24, 2012
Apr 24, 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
661
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 7,469,151.
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.
6
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 661 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Sep 1, 2006, when application 11/514,698, the earliest non-provisional in its chain, was filed (this one was filed Dec 19, 2008) | Sep 1, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +661 days, USPTO patent term adjustment record | Jun 23, 2028 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,469,151) | capped to Jun 29, 2027 | 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 | Jun 29, 2027 | High confidence |
This family
| US 7,469,151 | In force Jun 2027 | Jun 2027 |
| Application PCT/US2007/017091 | PCT application no patent term | no patent term |
| US 8,165,635 | this patent Jun 2027 | Jun 2027 |
| Application PCT/US2009/068875 | PCT application no patent term | no patent term |
| US 11,195,163 | In force Sep 2029 | Sep 2029 |
| Application PCT/US2013/037803 | 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 |
|---|---|---|---|
| Mar 10, 2009 Reel 22376, frame 462 | Khan, Mohammad; Kumar, Pradeep; Vijayshankar, Roshan; Liu, Ming-li; Narayanan, Narendra | Vivotech, Inc. | Assignment of Assignor's Interest |
| Jul 20, 2012 Reel 28604, frame 446 | Vivotech, Inc. | Silicon Valley Bank | Security Agreement |
| Aug 21, 2012 Reel 28824, frame 952 | Silicon Valley Bank | Vivotech Inc. | Release |
| Sep 27, 2012 Reel 29036, frame 100 | Vivotech, Inc. | Vivotech (Assignment for the Benefit of Creditors), LLC | Assignment of Assignor's Interest |
| Sep 27, 2012 Reel 29036, frame 242 | Vivotech (Assignment for the Benefit of Creditors), LLC | Mastercard International Incorporated | 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
Jun 2027
Term ends Jun 29, 2027. No further fees fall due before then
Note
The 661 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 7,469,151.
Citations
157
later US patents cite this one
That is top 5% 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.