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Magnetic Field Sensor and Associated Method That Can Establish a Measured Threshold Value and That Can Store the Measured Threshold Value in a Memory Device

US 9,644,999 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jun 22, 2023 (Morgan Stanley Senior Funding, Inc., as the Collateral Agent).

Term ends Nov 18, 2032 · High confidence

Filed Apr 11, 2014 as application 14/250,574 · Granted May 9, 2017
Base term plus 438 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2012 2032
Clock starts
Jan 6, 2012
Term ends
Nov 18, 2032
Granted
May 9, 2017
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
438
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,736,260.
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.
8
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 438 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 6, 2012, when application 13/345,021, the earliest non-provisional in its chain, was filed (this one was filed Apr 11, 2014)Jan 6, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+438 days, USPTO patent term adjustment recordMar 19, 2033High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,736,260)capped to Nov 18, 2032High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 18, 2032High confidence

This family

US 8,736,260In force
Nov 2032
Nov 2032
Application PCT/US2012/068879PCT application
no patent term
no patent term
US 9,395,391In force
Mar 2034
Mar 2034
Application PCT/US2014/015678PCT application
no patent term
no patent term
US 9,644,999this patent
Nov 2032
Nov 2032
US 11,009,565In force
Mar 2033
Mar 2033
US 10,066,965In force
Jan 2032
Jan 2032
US 10,845,434In force
Jan 2032
Jan 2032
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
Apr 28, 2014
Reel 32765, frame 965
Foletto, Andrea; Shoemaker, Eric; Cisar, Peter; SSG Semiconductor Systems GmbHAllegro Microsystems, LLCAssignment of Assignor's Interest
Nov 14, 2014
Reel 34171, frame 492
Allegro Microsystems Europe LimitedAllegro Microsystems, LLCAssignment of Assignor's Interest
May 3, 2017
Reel 42393, frame 971
Foletto, Andrea; Shoemaker, Eric; Cisar, Peter; SSG Semiconductor Systems GmbHAllegro Microsystems, Inc.Corrective Assignment to Correct the Receiving Party Name Previously Recorded on Reel 032765 Frame 0965. Assignor(S) Hereby Confirms the Assignment.
Jun 21, 2017
Reel 42929, frame 139
Allegro Microsystems, Inc.Allegro Microsystems, LLCChange of Name
Oct 1, 2020
Reel 53957, frame 620
Allegro Microsystems, LLCMizuho Bank Ltd., as Collateral AgentPatent Security Agreement
Oct 1, 2020
Reel 53957, frame 874
Allegro Microsystems, LLCCredit Suisse AG, Cayman Islands Branch, as Collateral AgentPatent Security Agreement
Jun 22, 2023
Reel 64068, frame 459
Allegro Microsystems, LLCMorgan Stanley Senior Funding, Inc., as the Collateral AgentPatent Security Agreement
Jun 22, 2023
Reel 64068, frame 360
Mizuho Bank, Ltd., as Collateral AgentAllegro Microsystems, LLCRelease of Security Interest in Patents (R/F 053957/0620)
Nov 1, 2023
Reel 65420, frame 572
Credit Suisse AG, Cayman Islands Branch, as Collateral AgentAllegro Microsystems, LLCRelease of Security Interest in Patents at Reel 053957/FRAME 0874

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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