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Integrated Circuit Having Ultralow-K Dielectric Layer

US 7,829,422 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Nov 9, 2022 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Dec 22, 2006 as application 11/615,007 · Granted Nov 9, 2010
Base term, 20 years from filing, plus 718 days of patent term adjustment (USPTO delay)
Today
Lapsed Nov 9, 2022
2006 2028
Clock starts
Dec 22, 2006
No longer in force
Nov 9, 2022
Granted
Nov 9, 2010
Term would have run to
Dec 9, 2028
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
718
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
13
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 Dec 9, 2028: its 20-year base term plus 718 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 22, 2006, when this application, 11/615,007, was filedDec 22, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+718 days, USPTO patent term adjustment recordDec 9, 2028High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Nov 9, 2022High confidence
Computed term endThe steps above, in orderNov 9, 2022High confidence

This family

US 7,902,066Lapsed on the fee record
Mar 2023
Mar 2023
US 7,566,656In force
Jan 2027
Jan 2027
US 7,855,143In force
Dec 2028
Dec 2028
US 7,829,422this patent
Nov 2022
Nov 2022
Application 11/672,971Abandoned
not computed
not computed
US 7,618,873Lapsed on the fee record
Nov 2021
Nov 2021
US 8,450,832In force
Jul 2028
Jul 2028
US 7,595,237In force
Apr 2027
Apr 2027
8 of 13 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
Feb 2, 2007
Reel 18841, frame 743
Widodo, Johnny, MR; Liu, Huang, MR; Lim, Sin Leng, MRChartered Semiconductor Manufacturing, Ltd.Assignment 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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