Collateral for a security interest recorded Jun 3, 2020 (Silicon Valley Bank).
Term ends Apr 28, 2037 · High confidence
20-year base term ends Apr 28, 2037
Held by Stitch Fix, Inc.
Filed Apr 28, 2017 as application 15/582,531 · Granted May 8, 2018
Base term, 20 years from filing
Today
2017
2037
Clock starts
Apr 28, 2017
Apr 28, 2017
Term ends
Apr 28, 2037
Apr 28, 2037
Granted
May 8, 2018
May 8, 2018
base term
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
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.
5
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 is its 20-year base term, with no adjustment for 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 Apr 28, 2017, when this application, 15/582,531, was filed | Apr 28, 2037 | 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 | 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 | Apr 28, 2037 | High confidence |
This family
| US 9,965,791 | this patent Apr 2037 | Apr 2037 |
| US 11,798,052 | In force Dec 2038 | Dec 2038 |
| US 11,138,648 | In force Apr 2037 | Apr 2037 |
| Application 16/047,334 | Abandoned not computed | not computed |
| Application 16/047,234 | 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 |
|---|---|---|---|
| Apr 28, 2017 Reel 42187, frame 461 | Baxter, Gillis; Casey, Whitney | Tête-À-Tête, Inc. | Assignment of Assignor's Interest |
| Sep 27, 2019 Reel 50527, frame 204 | Tête-À-Tête, Inc. | Stitch Fix, Inc. | Assignment of Assignor's Interest |
| Jun 3, 2020 Reel 52831, frame 801 | Stitch Fix, Inc. | Silicon Valley Bank, As Administrative Agent | Intellectual Property Security Agreement |
| Dec 4, 2023 Reel 65754, frame 926 | Stitch Fix, Inc. | Citibank N.A. | Security Interest |
| Dec 5, 2023 Reel 65770, frame 341 | First-Citizens Bank & Trust Company (Successor by Purchase to the Federal Deposit Insurance Corporation as Receiver for Silicon Valley Bridge Bank, N.A. (as Successor to Silicon Valley Bank)), as Administrative Agent | Stitch Fix, Inc. | Release of 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
Apr 2037
Term ends Apr 28, 2037. Maintenance fees still fall due before then
Citations
4
later US patents cite this one
That is above 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.