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US

Computerized prescription system for gathering and presenting information relating to pharmaceuticals

US 7,519,540 Term ended
OverviewSources & methods

Term ended Mar 26, 2017 · From the USPTO record

No current holder resolved from the recorded chain.
Filed Aug 30, 2001 as application 09/941,841 · Granted Apr 14, 2009
Base term plus 880 days of patent term adjustment (USPTO delay)
Today
20 years from filing
Term ended Mar 26, 2017
1994 2026
Clock starts
Oct 28, 1994
Term ended
Mar 26, 2017
Granted
Apr 14, 2009
base term patent term adjustment 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
880
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.

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 Oct 28, 1994, when the earliest non-provisional application in its chain was filed (this one was filed Aug 30, 2001); a parent in its chain could not be resolved (the next row)Oct 28, 2014High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+880 days, USPTO patent term adjustment recordMar 26, 2017High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 1 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderMar 26, 2017From the USPTO record

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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