Term ends Nov 16, 2026 · High confidence
20-year base term ended Oct 12, 2026
Held by Masimo Corporation
Filed Feb 19, 2021 as application 17/180,557 · Granted Dec 12, 2023
Base term plus 109 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2006
2026
Clock starts
Oct 12, 2006
Oct 12, 2006
Term ends
Nov 16, 2026
Nov 16, 2026
Granted
Dec 12, 2023
Dec 12, 2023
base term
patent term adjustment
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
109
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,939,877.
None due
Maintenance fees
This term ends before the first maintenance fee's grace period does, 4 years from grant, so no fee can end it early.
6
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 109 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. No maintenance fee can end this term early. 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 Oct 12, 2006, when application 11/546,927, the earliest non-provisional in its chain, was filed (this one was filed Feb 19, 2021) | Oct 12, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +109 days, USPTO patent term adjustment record | Jan 29, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,939,877) | capped to Nov 16, 2026 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | No maintenance fee can end the term early | In force | High confidence |
| Computed term end | The steps above, in order | Nov 16, 2026 | High confidence |
This family
| US 7,962,188 | In force Jan 2028 | Jan 2028 |
| US 8,996,085 | In force Nov 2026 | Nov 2026 |
| US 10,092,249 | Lapsed on the fee record Oct 2026 | Oct 2026 |
| US 10,939,877 | In force Nov 2026 | Nov 2026 |
| US 11,839,498 | this patent Nov 2026 | Nov 2026 |
| US 12,178,620 | Term ended Oct 2026 | Oct 2026 |
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 |
|---|---|---|---|
| Jul 18, 2024 Reel 68024, frame 170 | Lamego, Marcelo M. | Masimo Corporation | Assignment of Assignor's Interest |
| Jul 18, 2024 Reel 68024, frame 48 | Kiani, Massi Joe E.; Diab, Mohamed Kheir | Masimo Corporation | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2026
Term ends Nov 16, 2026. No further fees fall due before then
Note
The 109 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,939,877.
Citations
1
later US patent cites this one
That is below the median 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.