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Remote Leveling of Tillage Implements Using Three Way Valves

US 9,609,799 In force, term unresolved
OverviewFamilyAssignmentsSources & methods

Term ends no later than Dec 2, 2034 · Medium confidence

In force on USPTO's status record and by its fee record. A terminal disclaimer on file may shorten this term, possibly to a date already past; its reference document is unresolved, so the date above is an upper bound and no earlier date is guessed.

Filed Dec 2, 2014 as application 14/558,498 · Granted Apr 4, 2017
Base term, 20 years from filing
Today
20 years from filing
2014 2034
Clock starts
Dec 2, 2014
Ends no later than
Dec 2, 2034
Granted
Apr 4, 2017
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.
Unresolved
Terminal disclaimer
On file, reference document not resolved, so the date above is an upper bound. We do not guess the cap.
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.
11
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. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 2, 2014, when this application, 14/558,498, was filedDec 2, 2034High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer on file (approved), reference document not resolvedno cap applied, and none guessedMedium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderno later than Dec 2, 2034Medium confidence

This family

Application 61/914,686Provisional application
no patent term
no patent term
US 9,516,798In force
Oct 2034
Oct 2034
US 9,554,497In force
Oct 2034
Oct 2034
US 9,706,699Lapsed on the fee record
Jul 2025
Jul 2025
US 9,596,799Lapsed on the fee record
Mar 2021
Mar 2021
US 9,609,799this patent
no later than Dec 2034
no later than Dec 2034
US 10,028,423In force
Apr 2035
Apr 2035
US 9,986,674In force
Feb 2035
Feb 2035
8 of 11 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
Feb 22, 2017
Reel 41340, frame 976
Henry, James W.CNH Canada, Ltd.Assignment of Assignor's Interest
Feb 22, 2017
Reel 41777, frame 911
CNH Canada, Ltd.CNH Industrial Canada, Ltd.Change of Name

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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