Term ends Jan 11, 2033 · High confidence
20-year base term ends Nov 9, 2031
Held by Endress+Hauser Flowtec AG
Filed Jun 24, 2021 as application 17/357,215 · Granted Aug 25, 2026
Base term plus 429 days of patent term adjustment (USPTO delay)
Today
2011
2033
Clock starts
Nov 9, 2011
Nov 9, 2011
Term ends
Jan 11, 2033
Jan 11, 2033
Granted
Aug 25, 2026
Aug 25, 2026
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
429
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 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
4
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 429 days past its 20-year base term on prosecution delay. 0 of 1 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 Nov 9, 2011, when application 13/292,168, the earliest non-provisional in its chain, was filed (this one was filed Jun 24, 2021) | Nov 9, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +429 days, USPTO patent term adjustment record | Jan 11, 2033 | 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 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 11, 2033 | High confidence |
This family
| Application 13/292,168 | Abandoned not computed | not computed |
| US 11,073,416 | In force Nov 2032 | Nov 2032 |
| US 12,716,758 | this patent Jan 2033 | Jan 2033 |
| Application 19/739,140 | Pending not computed | not computed |
The applications whose file history this site holds. The family may have others.
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
Jan 2033
Term ends Jan 11, 2033. Maintenance fees still fall due before then
Note
The 429 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.