Term ends Apr 20, 2038 · Medium confidence
20-year base term ends Jan 23, 2037
Why Medium: A parent in the chain could not be resolved.
Filed Oct 29, 2022 as application 17/976,764 · Granted Aug 18, 2026
Base term plus 452 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Jan 23, 2017
Jan 23, 2017
Term ends
Apr 20, 2038
Apr 20, 2038
Granted
Aug 18, 2026
Aug 18, 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
452
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 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.
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 452 days past its 20-year base term on prosecution delay. 0 of 2 maintenance fees are paid so far. Confidence: Medium. 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 Jan 23, 2017, when application PCT/AU2017/050049, the earliest non-provisional in its chain, was filed (this one was filed Oct 29, 2022); a parent in its chain could not be resolved (the next row) | Jan 23, 2037 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +452 days, USPTO patent term adjustment record | Apr 20, 2038 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 20, 2038 | Medium confidence |
This family
| US 11,661,810 | In force Nov 2039 | Nov 2039 |
| US 12,709,955 | this patent Apr 2038 | Apr 2038 |
2 of 3 applications in this family shown, earliest filings first. 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 17, 2026 Reel 75308, frame 732 | McLoed, Gavin Thomas; Brown, Kelvin; Jabbal, Gertej Singh | Imdex Global B.V. | Assignment of Assignor's Interest |
| Jul 17, 2026 Reel 75309, frame 63 | McLoed, Gavin Thomas; Brown, Kelvin | Imdex Global B.V. | Assignment of Assignor's Interest |
| Jul 17, 2026 Reel 75309, frame 131 | Imdex Global B.V. | Reflex Instruments Asia Pacific Pty Ltd. | 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
Apr 2038
Term ends Apr 20, 2038. Maintenance fees still fall due before then
Note
The 452 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.