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Electronic Mail Communications System with Client Email Internet Service Provider (ISP) Polling Application and Related Methods

US 8,301,711 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Jun 27, 2026 · High confidence

Filed Nov 7, 2011 as application 13/290,324 · Granted Oct 30, 2012
Base term, 20 years from filing
Today
20 years from filing
Term ended Jun 27, 2026
2006 2026
Clock starts
Jun 27, 2006
Term ended
Jun 27, 2026
Granted
Oct 30, 2012
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,805,489, to Jun 27, 2026. The term already ends on or before that date, so the cap shortened nothing.
3 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.
3
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. All three maintenance fees were paid, so no fee lapse ended it. 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jun 27, 2006, when application 11/426,668, the earliest non-provisional in its chain, was filed (this one was filed Nov 7, 2011)Jun 27, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 7,805,489)resolves to Jun 27, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderJun 27, 2026High confidence

This family

US 7,805,489In force
Jun 2028
Jun 2028
US 8,065,363Term ended
Jun 2026
Jun 2026
US 8,301,711this patent
Jun 2026
Jun 2026
The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
RecordedAssignorAssigneeConveyance
Nov 7, 2011
Reel 27184, frame 98
Roberts, AaronTeamon Systems, Inc.Assignment of Assignor's Interest
Nov 7, 2011
Reel 27185, frame 391
Teamon Systems, Inc.Research in Motion LimitedAssignment of Assignor's Interest
Oct 22, 2014
Reel 34030, frame 941
Research in Motion LimitedBlackBerry LimitedChange of Name
Jun 16, 2023
Reel 64104, frame 103
BlackBerry LimitedMalikie Innovations LimitedAssignment of Assignor's Interest
Jun 19, 2023
Reel 64269, frame 1
BlackBerry LimitedMalikie Innovations LimitedNunc Pro Tunc Assignment

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.

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