Term ends Feb 3, 2031 · High confidence
20-year base term ends Nov 12, 2030
Held by Sonendo, Inc.
Filed Sep 19, 2019 as application 16/576,666 · Granted Nov 2, 2021
Base term plus 83 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Nov 12, 2010
Nov 12, 2010
Term ends
Feb 3, 2031
Feb 3, 2031
Granted
Nov 2, 2021
Nov 2, 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
83
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,492,244, to Feb 3, 2031. The term already ends on or before that date, so the cap shortened nothing.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
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 83 days past its 20-year base term on 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 2 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 Nov 12, 2010, when application 12/945,791, the earliest non-provisional in its chain, was filed (this one was filed Sep 19, 2019) | Nov 12, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +83 days, USPTO patent term adjustment record | Feb 3, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,492,244) | resolves to Feb 3, 2031, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 3, 2031 | High confidence |
This family
| US 9,492,244 | In force Mar 2031 | Mar 2031 |
| Application PCT/US2011/057401 | PCT application no patent term | no patent term |
| US 10,420,630 | In force Nov 2030 | Nov 2030 |
| US 11,160,645 | this patent Feb 2031 | Feb 2031 |
| US 12,268,565 | In force Mar 2031 | Mar 2031 |
| Application 19/172,072 | Pending 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 |
|---|---|---|---|
| Aug 24, 2021 Reel 57279, frame 436 | Perceptive Credit Holdings, LP | Perceptive Credit Holdings III, LP | Assignment of Patent Security Agreement |
| Oct 27, 2021 Reel 57938, frame 744 | Bergheim, Bjarne; Gharib, Morteza; Khakpour, Mehrzad; Pham, Michele; Tebbs, Richard S. | Dentatek Corporation | Assignment of Assignor's Interest |
| Oct 27, 2021 Reel 57945, frame 946 | Dentatek Corporation | Sonendo, Inc. | Change of Name |
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
Feb 2031
Term ends Feb 3, 2031. Maintenance fees still fall due before then
Note
The 83 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,492,244, ends no earlier than this term, so it caps nothing.
Citations
21
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.