Term ends no later than Jan 9, 2039 · Medium confidence
20-year base term ends Jan 9, 2039
In force on USPTO's status record and by its fee record. A terminal disclaimer on file may shorten this term, possibly to a date already past; its reference document is unresolved, so the date above is an upper bound and no earlier date is guessed.
Jan 9, 2019
Jan 9, 2039
Apr 15, 2025
This patent's term is 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. 0 of 3 maintenance fees are paid so far. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jan 9, 2019, when application PCT/US2019/012831, the earliest non-provisional in its chain, was filed (this one was filed Apr 25, 2023) | Jan 9, 2039 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | no later than Jan 9, 2039 | Medium confidence |
This family
| Application PCT/US2019/012831 | PCT application no patent term | no patent term |
| US 11,666,284 | In force Feb 2040 | Feb 2040 |
| US 12,274,564 | this patent no later than Jan 2039 | no later than Jan 2039 |
| Application 19/076,398 | Pending not computed | not computed |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| May 9, 2024 Reel 67358, frame 477 | Eight Sleep Inc. | First-Citizens Bank & Trust Company | Supplement No. 1 to Amended and Restated Intellectual Property Security Agreement |
| Feb 28, 2025 Reel 70361, frame 806 | Franceschetti, Matteo; Andreasi Bassi, Massimo | Eight Sleep Inc. | Assignment of Assignor's 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.
What's changing
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Jan 9, 2039. We will not guess the cap.