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US

Implant Device Having Curved or Arced Struts

US 11,278,421 In force
OverviewFamilyAssignmentsSources & methods

Term ends Dec 17, 2029 · High confidence

Held by 4WEB, LLC
Filed Jun 18, 2015 as application 14/743,607 · Granted Mar 22, 2022
Base term, 20 years from filing
Today
20 years from filing
2009 2029
Clock starts
Dec 17, 2009
Term ends
Dec 17, 2029
Granted
Mar 22, 2022
base term 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.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it 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.

This patent's term is its 20-year base term, with no adjustment for prosecution delay. 1 of 1 maintenance fees is paid so far. 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 17, 2009, when application 12/640,825, the earliest non-provisional in its chain, was filed (this one was filed Jun 18, 2015)Dec 17, 2029High 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 events1 of 1 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderDec 17, 2029High confidence

This family

US 8,430,930In force
Oct 2031
Oct 2031
US 9,421,108In force
Feb 2033
Feb 2033
US 9,545,317In force
Dec 2029
Dec 2029
US 11,278,421this patent
Dec 2029
Dec 2029
US 9,999,516In force
Dec 2029
Dec 2029
Application 15/489,049Abandoned
not computed
not computed
Application 15/721,940Abandoned
not computed
not computed
US 11,510,787In force
Jul 2030
Jul 2030
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
Jun 18, 2015
Reel 35863, frame 311
Hunt, Jessee4WEB, Inc.Assignment of Assignor's Interest
Sep 3, 2015
Reel 36491, frame 177
4WEB, Inc.Stevens Financial Group, LPSecurity Interest
Apr 17, 2017
Reel 42029, frame 677
Stevens Financial Group, LP4WEB, Inc.Release of Security Interest
Apr 20, 2017
Reel 42082, frame 481
4WEB, Inc.Stevens Financial Group, LPSecurity Interest
Nov 9, 2017
Reel 44082, frame 874
4WEB, Inc.Medical Device Partners, LLCSecurity Interest
Jun 3, 2019
Reel 49346, frame 1
4WEB, Inc.SWK Funding LLCIntellectual Property Security Agreement
Jun 4, 2019
Reel 49362, frame 626
Stevens Financial Group, LP4WEB, Inc.Release of Security Interest
Jun 4, 2019
Reel 49362, frame 658
Medical Device Partners, LLC4WEB, Inc.Release of Security Interest
Mar 22, 2024
Reel 66873, frame 807
SWK Funding LLC4WEB, Inc.Partial Release of Intellectual Property Security Interest
Apr 5, 2024
Reel 67024, frame 252
4WEB, Inc.4WEB, LLCAssignment 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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