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US 8,776,445 Lapsed on the fee record
OverviewSources & methods

Lapsed Jul 15, 2026 on the fee record · Medium confidence

Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,776,446), so the cap could be lower.

Third maintenance fee unpaid; grace period ended.

Held by Walgreen Co.
Filed Nov 1, 2011 as application 13/286,922 · Granted Jul 15, 2014
Base term, 20 years from filing, plus 295 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Lapsed Jul 15, 2026
2011 2031
Clock starts
Nov 1, 2011
No longer in force
Jul 15, 2026
Granted
Jul 15, 2014
Term would have run to
Nov 1, 2031
base term after the term ends fee events 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
295
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 8,707,630, US 8,776,446.
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.

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 filingClock starts Nov 1, 2011, when this application, 13/286,922, was filedNov 1, 2031High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+295 days, USPTO patent term adjustment recordAug 22, 2032High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,707,630, US 8,776,446)capped to Nov 1, 2031Medium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Jul 15, 2026High confidence
Computed term endThe steps above, in orderJul 15, 2026Medium confidence

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.

Not on this page: the patent's family, its recorded assignments and its citation count. USPTO's assignment records, linked above, list every recorded assignment.

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.

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