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Data Carrier Detector for a Packet-Switched Communication Network

US 8,094,591 In force
OverviewAssignmentsSources & methods

Also listed on Good Technology Software, Inc., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Aug 23, 2029 · High confidence

Filed Apr 4, 2002 as application 10/117,492 · Granted Jan 10, 2012
Base term plus 2698 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2002 2029
Clock starts
Apr 4, 2002
Term ends
Aug 23, 2029
Granted
Jan 10, 2012
base term patent term adjustment 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
2,698
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.

This patent's term runs 2698 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Apr 4, 2002, when this application, 10/117,492, was filedApr 4, 2022High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+2698 days, USPTO patent term adjustment recordAug 23, 2029High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderAug 23, 2029High confidence

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
Apr 4, 2002
Reel 12774, frame 943
Hunter, Anthony; Lindorff, JustinGood Technology, Inc.Assignment of Assignor's Interest
Dec 4, 2012
Reel 29405, frame 271
Good Technology, Inc.Good Technology Acquisition, Inc.Change of Name
Dec 4, 2012
Reel 29405, frame 351
Good Technology Acquisition, Inc.Good Technology Software, Inc.Change of Name
Jul 26, 2017
Reel 43336, frame 875
Good Technology Software, Inc.Good Technology Holdings LimitedAssignment of Assignor's Interest
Jan 30, 2018
Reel 45196, frame 255
Good Technology Holdings LimitedBlackBerry LimitedAssignment of Assignor's Interest
Jun 16, 2023
Reel 64104, frame 103
BlackBerry LimitedMalikie Innovations LimitedAssignment of Assignor's Interest
Jun 19, 2023
Reel 64271, frame 199
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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