Term ends Oct 21, 2029 · High confidence
20-year base term ends Oct 21, 2029
Held by Nicoventures Trading Limited
Filed Jan 29, 2021 as application 17/248,596 · Granted Oct 21, 2025
Base term plus 226 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2009
2029
Clock starts
Oct 21, 2009
Oct 21, 2009
Term ends
Oct 21, 2029
Oct 21, 2029
Granted
Oct 21, 2025
Oct 21, 2025
base term
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
226
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 10,543,323, US 12,558,496, US 8,833,364.
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.
12
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 226 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 21, 2009, when application PCT/AT2009/000414, the earliest non-provisional in its chain, was filed (this one was filed Jan 29, 2021) | Oct 21, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +226 days, USPTO patent term adjustment record | Jun 4, 2030 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,543,323, US 12,558,496, US 8,833,364) | capped to Oct 21, 2029 | 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 | Oct 21, 2029 | High confidence |
This family
| US 8,833,364 | In force Feb 2031 | Feb 2031 |
| US 10,543,323 | In force Feb 2031 | Feb 2031 |
| Application 14/306,831 | Abandoned not computed | not computed |
| Application 15/470,089 | Abandoned not computed | not computed |
| Application 15/470,078 | Abandoned not computed | not computed |
| US 12,558,496 | In force Oct 2029 | Oct 2029 |
| Application 16/948,413 | Abandoned not computed | not computed |
| US 12,447,290 | this patent Oct 2029 | Oct 2029 |
8 of 12 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 |
|---|---|---|---|
| Jun 2, 2023 Reel 63840, frame 597 | Batmark Limited | Nicoventures Trading Limited | Assignment of Assignor's Interest |
| Jun 2, 2023 Reel 63842, frame 14 | Buchberger, Helmut, DR | Batmark Limited | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Oct 2029
Term ends Oct 21, 2029. No further fees fall due before then
Note
The 226 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 10,543,323, US 12,558,496, US 8,833,364.
Citations
13
later US patents cite this one
Fewer than half of the utility patents granted in 2025 in our data have been cited yet, so we show the count and do not rank on it.
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.