The Patent Finder
US

Method and System for Measuring Shopper Response to Products Based on Behavior and Facial Expression

US 8,219,438 In force
OverviewAssignmentsSources & methods

Term ends Apr 11, 2031 · High confidence

Filed Jun 30, 2008 as application 12/215,879 · Granted Jul 10, 2012
Base term plus 1015 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2008 2031
Clock starts
Jun 30, 2008
Term ends
Apr 11, 2031
Granted
Jul 10, 2012
base term patent term adjustment 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
1,015
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.

This patent's term runs 1015 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 Jun 30, 2008, when this application, 12/215,879, was filedJun 30, 2028High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1015 days, USPTO patent term adjustment recordApr 11, 2031High 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 orderApr 11, 2031High confidence

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
Mar 12, 2010
Reel 24075, frame 954
Moon, Hankyu; Sharma, Rajeev; Jung, NamsoonVideomining CorporationAssignment of Assignor's Interest
May 16, 2014
Reel 32913, frame 112
Videomining CorporationParmer, George AAssignment of Assignor's Interest
Nov 21, 2014
Reel 34426, frame 251
Videomining CorporationParmer, George A.Corrective Assignment to Correct the Original Cover Sheet That Incorrectly Identified This as an Assignment Rather Than a Security Interest Previously Recorded at Reel: 032913 Frame: 0112. Assignor(S) Hereby Confirms the Security Interest.
Feb 26, 2015
Reel 35039, frame 236
Parmer, George A.Video Mining CorporationRelease of Security Interest
Jan 13, 2017
Reel 40971, frame 517
Videomining CorporationEnterprise BankSecurity Interest
Aug 3, 2017
Reel 43430, frame 818
Videomining CorporationFederal National Payables, Inc. D/B/A/ Federal National Commercial CreditSecurity Interest
Apr 12, 2019
Reel 48874, frame 529
Videomining CorporationHari, DilipSecurity Interest
Apr 12, 2019
Reel 48876, frame 351
Videomining CorporationHirata, RichardSecurity Interest
Dec 20, 2021
Reel 58430, frame 273
Videomining Corporation; VMC Acq., LLCEnterprise BankSecurity Interest
Dec 21, 2021
Reel 58552, frame 34
Videomining CorporationVMC Acq., LLCAssignment of Assignor's Interest
Feb 1, 2022
Reel 58922, frame 571
VMC Acq., LLCVideomining, LLCChange of Name
Feb 7, 2022
Reel 58959, frame 406
VMC Acq., LLCVideomining, LLCChange of Name
Sep 8, 2023
Reel 64842, frame 66
Enterprise BankVideomining Corporation; Videomining, LLC FKA VMC Acq., LLCRelease of Security Interest
Sep 8, 2023
reel/frame not recorded
Enterprise BankVideomining CorporationRelease of Security Interest
Sep 8, 2023
reel/frame not recorded
Enterprise BankVideomining, LLC FKA VMC Acq., LLCRelease of Security Interest
Oct 5, 2023
Reel 65156, frame 157
Videomining Corporation; Videomining, LLCWhite Oak Yield Spectrum Paralell Fund, LP; White Oak Yield Spectrum Revolver Fund SCSPRelease of Security Interest
Oct 5, 2023
reel/frame not recorded
Videomining Corporation; Videomining, LLCWhite Oak Yield Spectrum Paralell Fund, LPRelease of Security Interest
Oct 5, 2023
reel/frame not recorded
Videomining Corporation; Videomining, LLCWhite Oak Yield Spectrum Revolver Fund SCSPRelease of Security 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited