Term ends Sep 13, 2040 · High confidence
20-year base term ends May 13, 2040
Filed Jun 29, 2023 as application 18/216,469 · Granted Apr 28, 2026
Base term plus 123 days of patent term adjustment (USPTO delay)
Today
2020
2040
Clock starts
May 13, 2020
May 13, 2020
Term ends
Sep 13, 2040
Sep 13, 2040
Granted
Apr 28, 2026
Apr 28, 2026
base term
patent term adjustment
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
123
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
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 123 days past its 20-year base term on prosecution delay. 0 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 May 13, 2020, when application 15/931,531, the earliest non-provisional in its chain, was filed (this one was filed Jun 29, 2023) | May 13, 2040 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +123 days, USPTO patent term adjustment record | Sep 13, 2040 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 13, 2040 | High confidence |
This family
| US 11,431,092 | In force Jul 2040 | Jul 2040 |
| US 11,716,154 | In force May 2040 | May 2040 |
| US 12,615,097 | this patent Sep 2040 | Sep 2040 |
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 30, 2023 Reel 64128, frame 404 | Triaire, Pascal | Stmicroelectronics (Alps) SAS | Assignment of Assignor's Interest |
| Jun 30, 2023 Reel 64128, frame 550 | Jacquet, David Francois; Pearson, Paul Lee; Gens, Marc | Stmicroelectronics (Grenoble 2) SAS | Assignment of Assignor's Interest |
| Jun 30, 2023 Reel 64128, frame 722 | Stmicroelectronics (Alps) SAS | Stmicroelectronics International N.V. | Assignment of Assignor's Interest |
| Jun 30, 2023 Reel 64128, frame 813 | Stmicroelectronics (Grenoble 2) SAS | Stmicroelectronics International N.V. | Assignment of Assignor's Interest |
| Jun 30, 2023 Reel 64128, frame 873 | Stmicroelectronics International N.V. | Space Exploration Technologies Corp. | Assignment of Assignor's Interest |
| Feb 14, 2025 Reel 70631, frame 644 | Space Exploration Technologies Corp. | Space Exploration Technologies Corp. | Certificate of Conversion (State of Delaware to State of Texas; New File No.: 805421124; Filed : 02-14-2024) |
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
Sep 2040
Term ends Sep 13, 2040. Maintenance fees still fall due before then
Note
The 123 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
We have no citation count for this patent yet. That is not the same as never having been cited.
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.