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Frame Design for Electronic Spectacles

US 8,783,861 In force
OverviewFamilyAssignmentsSources & methods

Term ends Mar 8, 2032 · High confidence

Filed Jul 1, 2011 as application 13/175,633 · Granted Jul 22, 2014
Base term plus 251 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2011 2032
Clock starts
Jul 1, 2011
Term ends
Mar 8, 2032
Granted
Jul 22, 2014
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
251
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.
27
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 251 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 Jul 1, 2011, when this application, 13/175,633, was filedJul 1, 2031High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+251 days, USPTO patent term adjustment recordMar 8, 2032High 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 orderMar 8, 2032High confidence

This family

Application 12/054,299Abandoned
not computed
not computed
US 8,337,014In force
Mar 2028
Mar 2028
US 8,922,902In force
Mar 2031
Mar 2031
Application 13/169,996Abandoned
not computed
not computed
US 8,783,861this patent
Mar 2032
Mar 2032
Application 13/175,634Abandoned
not computed
not computed
US 8,979,259In force
Aug 2032
Aug 2032
US 8,944,590In force
Jul 2031
Jul 2031
8 of 27 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
Aug 9, 2012
Reel 28753, frame 932
Blum, Ronald D; Longa, Claudio Dalla; Graham, Mark; Wang, YongpingPixeloptics, Inc.Assignment of Assignor's Interest
Jul 3, 2014
Reel 33240, frame 931
Pixeloptics, Inc.Hpo Assets LLCAssignment of Assignor's Interest
Nov 4, 2014
Reel 34099, frame 969
Hpo Assets LLCMitsui Chemicals, Inc.Assignment of Assignor's Interest
Jan 23, 2019
Reel 48099, frame 104
Mitsui Chemicals, Inc.E-Vision, LLCAssignment of Assignor's Interest
Nov 20, 2023
Reel 65629, frame 772
E-Vision, LLCE-Vision Optics, 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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