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Method of Encipherment by Permutations of Fixed-Length Sequences

US 7,352,860 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Apr 1, 2016 on the fee record · High confidence

Second maintenance fee unpaid; grace period ended.

Filed Dec 16, 2003 as application 10/736,752 · Granted Apr 1, 2008
Base term, 20 years from filing, plus 849 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 1, 2016
2003 2026
Clock starts
Dec 16, 2003
No longer in force
Apr 1, 2016
Granted
Apr 1, 2008
Term would have run to
Apr 13, 2026
base term patent term adjustment after the term ends fee events Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
849
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 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.
25
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to Apr 13, 2026: its 20-year base term plus 849 days of term adjustment for prosecution delay. 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 Dec 16, 2003, when this application, 10/736,752, was filedDec 16, 2023High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+849 days, USPTO patent term adjustment recordApr 13, 2026High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidlapsed Apr 1, 2016High confidence
Computed term endThe steps above, in orderApr 1, 2016High confidence

This family

US 7,352,860this patent
Apr 2016
Apr 2016
US 7,590,846Term ended
Aug 2025
Aug 2025
Application 10/780,180Abandoned
not computed
not computed
Application 10/919,199Abandoned
not computed
not computed
US 7,643,470Lapsed on the fee record
Jan 2018
Jan 2018
US 7,123,205Term ended
Dec 2024
Dec 2024
US 7,636,427In force
Apr 2027
Apr 2027
Application 11/083,184Abandoned
not computed
not computed
8 of 25 applications in this family shown, earliest filings first. 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
Apr 7, 2004
Reel 15188, frame 533
Gilbert, Henri; Macario-rat, Gilles; Mouton, DimitriFrance TelecomAssignment of Assignor's Interest

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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