Collateral for a security interest recorded Jun 3, 2020 (Silicon Valley Bank).
Term ends Aug 19, 2039 · High confidence
20-year base term ends Mar 19, 2039
Held by Stitch Fix, Inc.
Filed Mar 19, 2019 as application 16/358,362 · Granted Aug 24, 2021
Base term plus 153 days of patent term adjustment (USPTO delay)
Today
2019
2039
Clock starts
Mar 19, 2019
Mar 19, 2019
Term ends
Aug 19, 2039
Aug 19, 2039
Granted
Aug 24, 2021
Aug 24, 2021
base term
patent term adjustment
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
153
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.
3
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 153 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Mar 19, 2019, when this application, 16/358,362, was filed | Mar 19, 2039 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +153 days, USPTO patent term adjustment record | Aug 19, 2039 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Aug 19, 2039 | High confidence |
This family
| US 11,100,560 | this patent Aug 2039 | Aug 2039 |
| Application PCT/US2020/022863 | PCT application no patent term | no patent term |
| Application 17/379,071 | 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 |
|---|---|---|---|
| Jun 5, 2019 Reel 49384, frame 434 | Parker, Hilary S.; Barros, Allison M. | 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
Aug 2039
Term ends Aug 19, 2039. Maintenance fees still fall due before then
Note
The 153 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
18
later US patents cite this one
That is top 10% of utility patents granted in 2021 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.