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US

Air Distribution System for a Pneumatic Conveying System

US 9,902,571 In force
OverviewFamilyAssignmentsSources & methods

Term ends May 18, 2036 · High confidence

Filed Feb 29, 2016 as application 15/055,794 · Granted Feb 27, 2018
Base term plus 79 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2016 2036
Clock starts
Feb 29, 2016
Term ends
May 18, 2036
Granted
Feb 27, 2018
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
79
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.
6
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 79 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 Feb 29, 2016, when this application, 15/055,794, was filedFeb 29, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+79 days, USPTO patent term adjustment recordMay 18, 2036High 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 orderMay 18, 2036High confidence

This family

US 9,902,571this patent
May 2036
May 2036
US 10,676,291In force
Feb 2036
Feb 2036
US 10,486,919In force
Feb 2036
Feb 2036
US 10,421,623In force
Mar 2036
Mar 2036
US 10,994,952In force
Feb 2036
Feb 2036
US 10,899,561In force
Feb 2036
Feb 2036
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
Mar 1, 2016
Reel 37860, frame 420
Hui, Ka Po Catherine; Roberge, Martin J.; Denis, Joel Jean-claude; Carlton, Owen Robert; Thompson, Dennis GeorgeCNH Industrial Canada, Ltd.Assignment 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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