Collateral for a security interest recorded Apr 18, 2017 (Structured Alpha LP).
Term ends Oct 27, 2033 · High confidence
20-year base term ends Feb 16, 2031
Held by Avalanche Technology, Inc.
Filed Jun 15, 2011 as application 13/161,412 · Granted Nov 24, 2015
Base term plus 984 days of patent term adjustment (USPTO delay)
Today
2011
2033
Clock starts
Feb 16, 2011
Feb 16, 2011
Term ends
Oct 27, 2033
Oct 27, 2033
Granted
Nov 24, 2015
Nov 24, 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
984
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.
121
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 984 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 Feb 16, 2011, when application 13/029,054, the earliest non-provisional in its chain, was filed (this one was filed Jun 15, 2011) | Feb 16, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +984 days, USPTO patent term adjustment record | Oct 27, 2033 | 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 | Oct 27, 2033 | High confidence |
This family
| US 8,084,835 | In force Apr 2027 | Apr 2027 |
| US 8,058,696 | In force Feb 2027 | Feb 2027 |
| US 8,183,652 | In force Mar 2027 | Mar 2027 |
| Application 11/740,861 | Abandoned not computed | not computed |
| US 8,063,459 | In force Nov 2027 | Nov 2027 |
| US 8,018,011 | In force Mar 2027 | Mar 2027 |
| Application 11/866,830 | Abandoned not computed | not computed |
| US 7,732,881 | In force Jul 2028 | Jul 2028 |
8 of 121 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 |
|---|---|---|---|
| Jun 15, 2011 Reel 26454, frame 285 | Zhang, Jing; Zhou, Yuchen; Ranjan, Rajiv Yadav; Huai, Yiming | Avalanche Technology, Inc. | Assignment of Assignor's Interest |
| Apr 18, 2017 Reel 42273, frame 813 | Avalanche Technology, Inc. | Structured Alpha LP | Security Interest |
| Feb 13, 2020 Reel 51930, frame 396 | Avalanche Technology, Inc. | Structured Alpha LP | Security Interest |
| Jul 8, 2020 Reel 53156, frame 223 | Avalanche Technology, Inc. | Silicon Valley Bank | Security Interest |
| Apr 19, 2021 Reel 57217, frame 674 | Avalanche Technology, Inc. | Structured Alpha LP | Security Interest |
| Mar 18, 2022 Reel 59436, frame 203 | Avalanche Technology, Inc. | Structured Alpha LP | Security 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
Oct 2033
Term ends Oct 27, 2033. Maintenance fees still fall due before then
Note
The 984 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
145
later US patents cite this one
That is top 5% 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.