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US D1,137,569 In force, term unresolved
OverviewFamilyAssignmentsSources & methods

Term ends no later than Jul 28, 2041 · Medium confidence

In force on USPTO's status 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 Apr 22, 2023 as application 29/874,654 · Granted Jul 28, 2026
Base term, 15 years from grant
Today
15 years from grant
2026 2041
Clock starts
Jul 28, 2026
Ends no later than
Jul 28, 2041
base term 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
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.
15 years from grant
Base term
No maintenance fees are payable on this kind of patent.
2
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 base term, 15 years from grant, 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. No maintenance fees are payable on this kind of patent. 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, 15 years from grantGranted Jul 28, 2026Jul 28, 2041High 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
Computed term endThe steps above, in orderno later than Jul 28, 2041Medium confidence

This family

US D1,022,153In force
Apr 2039
Apr 2039
US D1,137,569this patent
no later than Jul 2041
no later than Jul 2041
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
Oct 11, 2023
Reel 65218, frame 439
Dumonceaux, StephaneIndustrial Flow Solutions Operating, LLCNunc Pro Tunc Assignment

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

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