Lapsed Aug 20, 2021 on the fee record · High confidence
20-year base term ends Nov 10, 2029
Second maintenance fee unpaid; grace period ended.
Held by SanDisk Technologies LLC
Filed Nov 10, 2009 as application 12/616,124 · Granted Aug 20, 2013
Base term, 20 years from filing, plus 513 days of patent term adjustment (USPTO delay)
Today
Lapsed Aug 20, 2021
2009
2031
Clock starts
Nov 10, 2009
Nov 10, 2009
No longer in force
Aug 20, 2021
Aug 20, 2021
Granted
Aug 20, 2013
Aug 20, 2013
Term would have run to
Apr 7, 2031
Apr 7, 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
513
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
78
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 Apr 7, 2031: its 20-year base term plus 513 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 Nov 10, 2009, when this application, 12/616,124, was filed | Nov 10, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +513 days, USPTO patent term adjustment record | Apr 7, 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 | 1 of 3 maintenance fees paid | lapsed Aug 20, 2021 | High confidence |
| Computed term end | The steps above, in order | Aug 20, 2021 | High confidence |
This family
| US 8,296,337 | In force Nov 2030 | Nov 2030 |
| US 8,019,938 | In force Feb 2029 | Feb 2029 |
| US 8,261,005 | In force Feb 2030 | Feb 2030 |
| US 8,495,292 | In force Mar 2032 | Mar 2032 |
| US 8,516,343 | this patent Aug 2021 | Aug 2021 |
| US 8,935,302 | In force Feb 2029 | Feb 2029 |
| US 8,706,968 | In force Jun 2030 | Jun 2030 |
| US 8,719,501 | In force May 2031 | May 2031 |
8 of 78 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 |
|---|---|---|---|
| Apr 21, 2010 Reel 24265, frame 97 | Flynn, David; Thatcher, Jonathan; Shober, Edward | Fusion Multisystems, Inc. Dba Fusion-Io | Assignment of Assignor's Interest |
| Jul 9, 2010 Reel 24651, frame 914 | Fusion Multisystems, Inc. | Fusion-Io, Inc. | Change of Name |
| Jan 28, 2015 Reel 34838, frame 91 | Fusion-Io, Inc. | Fusion-Io, LLC | Change of Name |
| Mar 9, 2015 Reel 35168, frame 366 | Fusion-Io, LLC | SanDisk Technologies, Inc. | Assignment of Assignor's Interest |
| Apr 30, 2015 Reel 35603, frame 748 | Fusion-Io, Inc. | Fusion-Io, LLC | Corrective Assignment to Remove Appl. No's 13/925,410 and 61/663,464 Previously Recorded at Reel: 034838 Frame: 0091. Assignor(S) Hereby Confirms the Change of Name. |
| Apr 30, 2015 Reel 35603, frame 582 | Fusion-Io, LLC | SanDisk Technologies, Inc. | Corrective Assignment to Remove Appl. No's 13/925,410 and 61/663,464 Previously Recorded at Reel: 035168 Frame: 0366. Assignor(S) Hereby Confirms the Assignment. |
| May 25, 2016 Reel 38807, frame 850 | SanDisk Technologies Inc. | SanDisk Technologies LLC | Change of Name |
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
Note
The 513 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
39
later US patents cite this one
That is top 25% of utility patents granted in 2013 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.