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Systems and Methods for Protecting an Online Service Against a Network-Based Attack

US 10,003,611 Surrendered on reissue
OverviewSources & methods

Surrendered on reissue Aug 23, 2022 · Low confidence

Surrendered on reissue Aug 23, 2022 · its term and maintenance fees continue in US RE49,186.

Held by DocuSign, Inc.
Filed Dec 16, 2015 as application 14/971,418 · Granted Jun 19, 2018
Base term, 20 years from filing, plus 110 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Surrendered Aug 23, 2022
2014 2034
Clock starts
Dec 18, 2014
No longer in force
Aug 23, 2022
Granted
Jun 19, 2018
Term would have run to
Dec 18, 2034
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
110
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 9,253,206.
1 of 3
Maintenance fees paid
Fees paid on this patent before its reissue. Those after fall due on the reissue, which carries the term on.

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 Dec 18, 2014, when the earliest non-provisional application in its chain was filed (this one was filed Dec 16, 2015)Dec 18, 2034High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+110 days, USPTO patent term adjustment recordApr 7, 2035High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 9,253,206)capped to Dec 18, 2034High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee eventsNo fee event states this; the fee state is read from the payments the fee record holds; the fee record shows no payment for this window, and USPTO's status still reads "Patented Case"no changeLow confidence
ReissueUS RE49,186 issued Aug 23, 2022, and this patent's term continues in it (35 U.S.C. 251, 252)surrendered Aug 23, 2022High confidence
Surrendered on reissueThe steps above, in orderAug 23, 2022Low 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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