Term ends Jun 18, 2029 · High confidence

Computed 20-year base term

Held by Anna Marie Fisher

Filed Nov 15, 2011 as application 12/746,408 · Granted Jun 2, 2015

Base term plus 1477 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer

Today

20 years from filing

Term ends Jun 18, 2029

2006 2029

Clock starts
Dec 5, 2006

Term ends
Jun 18, 2029

Granted
Jun 2, 2015

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

1,477

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 8,267,403.

2 of 3

Maintenance fees paid

Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.

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 1477 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 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 Dec 5, 2006, when application 11/634,780, the earliest non-provisional in its chain, was filed (this one was filed Nov 15, 2011)	Dec 5, 2026	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+1477 days, USPTO patent term adjustment record	Dec 21, 2030	High confidence
Terminal disclaimer cap	Disclaimer resolved from the filed document (refs US 8,267,403)	capped to Jun 18, 2029	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	2 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Jun 18, 2029	High confidence

This family

Application 11/634,780	Abandoned not computed	not computed
US 7,926,810	In force Sep 2028	Sep 2028
US 8,267,403	In force Jun 2029	Jun 2029
Application 11/732,995	Abandoned not computed	not computed
US 9,044,667	this patent Jun 2029	Jun 2029
Application 14/727,164	Abandoned not computed	not computed
US 10,818,125	In force Dec 2026	Dec 2026
US 11,282,329	In force Dec 2026	Dec 2026

8 of 11 applications in this family shown, earliest filings first. 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.

What's changing

Jun 2029

Term ends Jun 18, 2029. Maintenance fees still fall due before then

Note

The 1477 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 8,267,403.

Citations

later US patents cite this one

That is above the median of utility patents granted in 2015 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.

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