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Wireless Sensor Network Calibration System and Method

US 8,912,899 In force
OverviewAssignmentsSources & methods

Also listed on Integrity Tracking, LLC, an earlier holder on the record. The recorded assignments below show how it moved.

Collateral for a security interest recorded Sep 12, 2024 (Midcap Financial Trust).

Term ends Jul 16, 2029 · High confidence

Filed Jan 10, 2008 as application 11/972,197 · Granted Dec 16, 2014
Base term plus 553 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2008 2029
Clock starts
Jan 10, 2008
Term ends
Jul 16, 2029
Granted
Dec 16, 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
553
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.

This patent's term runs 553 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are 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 Jan 10, 2008, when this application, 11/972,197, was filedJan 10, 2028High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+553 days, USPTO patent term adjustment recordJul 16, 2029High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJul 16, 2029High 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
Jan 10, 2008
Reel 20348, frame 605
Otto, Chris A.Halo Monitoring, Inc.Assignment of Assignor's Interest
Aug 29, 2012
Reel 28869, frame 297
Halo Monitoring, Inc.Integrity Tracking, LLC D/B/A/ MobilehelpAssignment of Assignor's Interest
Jun 27, 2013
Reel 30699, frame 745
Halo Monitoring, Inc.Integrity Tracking, LLCAssignment of Assignor's Interest
Sep 20, 2013
Reel 31248, frame 743
Integrity Tracking, LLCThe Privatebank and Trust CompanyAcknowledgement of Security Interest in Patents
Jun 26, 2015
Reel 36020, frame 339
Integrity Tracking, LLCThe Privatebank and Trust CompanyAcknowledgement of Security Interest in Patents
Feb 22, 2017
Reel 41778, frame 158
The Privatebank and Trust CompanyIntegrity Tracking, LLCRelease of Security Grant - Patents
Feb 22, 2017
Reel 41778, frame 176
Integrity Tracking, LLCThe Privatebank and Trust CompanyAcknowledgement of Security Interest in Patents
Feb 24, 2017
Reel 41808, frame 97
Integrity Tracking, LLCFMP Agency Services, LLC, as AgentSecurity Agreement
Mar 28, 2018
Reel 45932, frame 838
Integrity Tracking, LLCMobilehelp, LLCAssignment of Assignor's Interest
Apr 11, 2018
Reel 45928, frame 8
Integrity Tracking, LLCMobilehelp, LLCAssignment of Assignor's Interest
May 24, 2019
Reel 49285, frame 245
Mobilehelp, LLCCibc Bank USAAcknowledgment of Security Interest in Patents
Apr 1, 2022
Reel 59475, frame 262
Cibc Bank USAMobilehelp, LLC F/K/A Integrity Tracking, LLCRelease of Security Interest
Apr 4, 2022
Reel 59593, frame 463
FMP Agency Services, LLCMobilehelp, LLCRelease of Patent Security Interests
Sep 12, 2024
Reel 68574, frame 915
Mobilehelp, LLCMidcap Financial Trust, As Administrative AgentSecurity 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 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited