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US

Coated Tablet Formulations and Uses Thereof

US 8,518,446 In force
OverviewFamilyAssignmentsSources & methods

Term ends Nov 20, 2030 · High confidence

Held by Wyeth LLC
Filed Nov 5, 2010 as application 12/940,808 · Granted Aug 27, 2013
Base term plus 15 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2010 2030
Clock starts
Nov 5, 2010
Term ends
Nov 20, 2030
Granted
Aug 27, 2013
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
15
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.
46
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 runs 15 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 Nov 5, 2010, when this application, 12/940,808, was filedNov 5, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+15 days, USPTO patent term adjustment recordNov 20, 2030High 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 orderNov 20, 2030High confidence

This family

Application PCT/US2006/003717PCT application
no patent term
no patent term
US 10,603,314Term ended
Feb 2026
Feb 2026
US 8,022,216In force
Feb 2030
Feb 2030
US 8,669,273In force
Jul 2031
Jul 2031
Application 12/539,914Abandoned
not computed
not computed
US 8,518,446this patent
Nov 2030
Nov 2030
Application PCT/US2011/020080PCT application
no patent term
no patent term
US 8,173,814In force
Oct 2028
Oct 2028
8 of 46 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
Nov 8, 2011
Reel 27195, frame 334
Ashraf, Muhammad; Mahmud, Mainuddin; Goolcharran, Chimanlall; Ghosh, Krishnendu; Nagi, Arwinder SinghWyeth LLCAssignment of Assignor's Interest
Jul 26, 2017
Reel 43359, frame 523
Wyeth LLCWyeth LLCChange of Address for Assignee

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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