Lapsed May 8, 2022 on the fee record · Medium confidence
20-year base term ends Sep 2, 2031
Why Medium: A terminal disclaimer is on file (approved) with no resolved reference, so the term may end earlier.
First maintenance fee unpaid; grace period ended.
Held by Compuverde AB
Filed Jan 15, 2016 as application 14/997,098 · Granted May 8, 2018
Base term, 20 years from filing
Today
Lapsed May 8, 2022
2011
2031
Clock starts
Sep 2, 2011
Sep 2, 2011
No longer in force
May 8, 2022
May 8, 2022
Granted
May 8, 2018
May 8, 2018
Term would have run to
Sep 2, 2031
Sep 2, 2031
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
Unresolved
Terminal disclaimer
On file, reference document not resolved, so the date above is an upper bound. We do not guess the cap.
0 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.
7
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 2, 2031: its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. Confidence: Medium. 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 2, 2011, when application 13/224,415, the earliest non-provisional in its chain, was filed (this one was filed Jan 15, 2016) | Sep 2, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | lapsed May 8, 2022 | High confidence |
| Computed term end | The steps above, in order | May 8, 2022 | Medium confidence |
This family
| US 8,645,978 | Lapsed on the fee record Feb 2022 | Feb 2022 |
| US 9,305,012 | Lapsed on the fee record Apr 2024 | Apr 2024 |
| US 9,965,542 | this patent May 2022 | May 2022 |
| US 10,430,443 | In force Sep 2031 | Sep 2031 |
| US 10,769,177 | In force Sep 2031 | Sep 2031 |
| US 11,372,897 | In force Sep 2031 | Sep 2031 |
| Application 17/825,658 | Abandoned not computed | not computed |
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 |
|---|---|---|---|
| Aug 26, 2020 Reel 53867, frame 581 | Pure Storage, Inc. | Barclays Bank PLC as Administrative Agent | Security Interest |
| Jun 11, 2025 Reel 71558, frame 523 | Barclays Bank PLC, as Administrative Agent | Pure Storage, Inc. | Termination and Release of Security Interest in Patent Rights |
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
A terminal disclaimer is on file and its reference is not resolved. No cap is applied and none is guessed
Open question
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than May 8, 2022. We will not guess the cap.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2018 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.