Term ends Oct 16, 2028 · High confidence
20-year base term ends Aug 12, 2028
Held by D. E. Shaw Research, LLC
Filed Aug 12, 2008 as application 12/190,210 · Granted Oct 5, 2010
Base term plus 65 days of patent term adjustment (USPTO delay)
Today
2008
2028
Clock starts
Aug 12, 2008
Aug 12, 2008
Term ends
Oct 16, 2028
Oct 16, 2028
Granted
Oct 5, 2010
Oct 5, 2010
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
65
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.
24
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 65 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 Aug 12, 2008, when this application, 12/190,210, was filed | Aug 12, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +65 days, USPTO patent term adjustment record | Oct 16, 2028 | 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 | Oct 16, 2028 | High confidence |
This family
| US 7,526,415 | Term ended Aug 2026 | Aug 2026 |
| Application PCT/US2006/014782 | PCT application no patent term | no patent term |
| Application PCT/US2006/032498 | PCT application no patent term | no patent term |
| US 7,809,535 | In force Feb 2029 | Feb 2029 |
| US 7,769,571 | In force Aug 2028 | Aug 2028 |
| US 8,473,966 | In force Jun 2031 | Jun 2031 |
| US 8,126,956 | In force May 2027 | May 2027 |
| US 8,918,305 | In force Aug 2032 | Aug 2032 |
8 of 24 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 |
|---|---|---|---|
| Oct 28, 2008 Reel 21748, frame 732 | Towles, Brian Patrick | D. E. Shaw Research, LLC | Assignment of Assignor's Interest |
| Aug 12, 2010 Reel 24829, frame 245 | Towles, Brian Patrick | D. E. Shaw Research, LLC | Corrective Assignment to Correct the Serial Number from 12/190,120 to 12/190,210 Previously Recorded on Reel 021748 Frame 0732. Assignor(S) Hereby Confirms the Assignment. |
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
Oct 2028
Term ends Oct 16, 2028. No further fees fall due before then
Note
The 65 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
57
later US patents cite this one
That is top 25% of utility patents granted in 2010 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.