Term ends Jun 15, 2033 · High confidence
20-year base term ends Mar 29, 2033
Held by Wayne Fueling Systems LLC
Filed Apr 26, 2021 as application 17/239,779 · Granted Jul 11, 2023
Base term plus 78 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Mar 29, 2013
Mar 29, 2013
Term ends
Jun 15, 2033
Jun 15, 2033
Granted
Jul 11, 2023
Jul 11, 2023
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
78
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 10,997,814, to Jun 15, 2033. The term already ends on or before that date, so the cap shortened nothing.
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.
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 78 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. 0 of 2 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 Mar 29, 2013, when application 13/853,387, the earliest non-provisional in its chain, was filed (this one was filed Apr 26, 2021) | Mar 29, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +78 days, USPTO patent term adjustment record | Jun 15, 2033 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,997,814) | resolves to Jun 15, 2033, no earlier than this term, so no change | 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 | Jun 15, 2033 | High confidence |
This family
| US 10,997,814 | In force Dec 2035 | Dec 2035 |
| Application PCT/US2013/051363 | PCT application no patent term | no patent term |
| Application PCT/US2013/063349 | PCT application no patent term | no patent term |
| US 11,699,319 | this patent Jun 2033 | Jun 2033 |
| US 12,125,334 | In force Mar 2033 | Mar 2033 |
| US 12,682,717 | In force Mar 2033 | Mar 2033 |
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
Jun 2033
Term ends Jun 15, 2033. Maintenance fees still fall due before then
Note
The 78 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 10,997,814, ends no earlier than this term, so it caps nothing.
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.