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Spacer Element for Prosthetic and Orthotic Devices

US 8,267,879 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Sep 18, 2024 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Held by Ossur HF
Filed May 20, 2011 as application 13/112,484 · Granted Sep 18, 2012
Base term, 20 years from filing
Today
Lapsed Sep 18, 2024
2005 2026
Clock starts
Dec 21, 2005
No longer in force
Sep 18, 2024
Granted
Sep 18, 2012
Term would have run to
Dec 21, 2025
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.
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.
11
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 21, 2025: its 20-year base term, with no 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 21, 2005, when application 11/312,337, the earliest non-provisional in its chain, was filed (this one was filed May 20, 2011)Dec 21, 2025High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Sep 18, 2024High confidence
Computed term endThe steps above, in orderSep 18, 2024High confidence

This family

US 7,896,827In force
Jun 2029
Jun 2029
US 7,762,973Term ended
Jan 2026
Jan 2026
Application PCT/US2008/003237PCT application
no patent term
no patent term
US 9,220,622Lapsed on the fee record
Dec 2023
Dec 2023
US 8,216,170Lapsed on the fee record
Jul 2024
Jul 2024
US 8,425,441Lapsed on the fee record
Apr 2025
Apr 2025
US 8,585,623Lapsed on the fee record
Nov 2025
Nov 2025
US 8,267,879this patent
Sep 2024
Sep 2024
8 of 11 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
May 23, 2011
Reel 26320, frame 312
Ingimundarson, Arni Thor; Einarsson, PalmiOssur HFAssignment 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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