Collateral for a security interest recorded Feb 23, 2024 (Silicon Valley Bank, a Division of First-Citizens Bank & Trust Company).
Term ends Mar 30, 2041 · High confidence
20-year base term ends Mar 30, 2041
Held by Project Canary, PBC
Filed Oct 6, 2021 as application 17/495,516 · Granted Feb 7, 2023
Base term, 20 years from filing
Today
2021
2041
Clock starts
Mar 30, 2021
Mar 30, 2021
Term ends
Mar 30, 2041
Mar 30, 2041
Granted
Feb 7, 2023
Feb 7, 2023
base term
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,150,167, to Mar 30, 2041. The term already ends on or before that date, so the cap shortened nothing.
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 30, 2021, when application 17/217,979, the earliest non-provisional in its chain, was filed (this one was filed Oct 6, 2021) | Mar 30, 2041 | 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 resolved from the filed document (refs US 11,150,167) | resolves to Mar 30, 2041, no earlier than this term, so no change | 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 | Mar 30, 2041 | High confidence |
This family
| US 11,150,167 | In force Mar 2041 | Mar 2041 |
| US 11,573,157 | this patent Mar 2041 | Mar 2041 |
| Application 18/083,240 | 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 |
|---|---|---|---|
| Oct 27, 2021 Reel 57929, frame 437 | Cyrus, Julian; Bowersox, Luke; Moxham, Colby | Lunar Outpost Inc. | Confidentiality and Proprietary Rights Agreement -- Assigning Inventions |
| Oct 28, 2021 Reel 57954, frame 407 | Lunar Outpost Inc. | Project Canary, Pbc | Assignment of Assignor's Interest |
| Feb 23, 2024 Reel 66662, frame 483 | Project Canary, Pbc | Silicon Valley Bank, a Division of First-Citizens Bank & Trust Company | Intellectual Property Security Agreement |
| Oct 30, 2026 reel/frame not recorded | First-Citizens Bank & Trust Company | Project Canary, Pbc | Release of Security Interest |
| Oct 30, 2026 reel/frame not recorded | First-Citizens Bank & Trust Company | International Environmental Standards PBC | Release of Security Interest |
| Oct 30, 2026 reel/frame not recorded | First-Citizens Bank & Trust Company | Aeris Technologies, Inc. | Release of Security Interest |
| Oct 30, 2026 Reel 76577, frame 566 | First-Citizens Bank & Trust Company | Project Canary, Pbc; International Environmental Standards PBC; Aeris Technologies, 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
Mar 2041
Term ends Mar 30, 2041. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 11,150,167, ends no earlier than this term, so it caps nothing.
Citations
36
later US patents cite this one
That is top 5% of utility patents granted in 2023 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.