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US

Apparatus, System and Method for a Portable Personal Air Quality Monitor

US 12,254,756 In force
OverviewFamilyAssignmentsSources & methods

Term ends Sep 16, 2036 · High confidence

Held by Nypro Inc.
Filed Oct 10, 2023 as application 18/483,976 · Granted Mar 18, 2025
Base term, 20 years from filing
Today
20 years from filing
2016 2036
Clock starts
Sep 16, 2016
Term ends
Sep 16, 2036
Granted
Mar 18, 2025
base term 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,816,970, to Sep 16, 2036. The term already ends on or before that date, so the cap shortened nothing.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
9
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 resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 2 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 Sep 16, 2016, when application 15/268,310, the earliest non-provisional in its chain, was filed (this one was filed Oct 10, 2023)Sep 16, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 11,816,970)resolves to Sep 16, 2036, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderSep 16, 2036High confidence

This family

US 10,467,880In force
Sep 2036
Sep 2036
Application PCT/US2017/052076PCT application
no patent term
no patent term
Application PCT/US2018/053433PCT application
no patent term
no patent term
Application 16/159,367Abandoned
not computed
not computed
US 11,816,970In force
Sep 2036
Sep 2036
US 12,028,443In force
Jun 2040
Jun 2040
US 11,501,624In force
Sep 2036
Sep 2036
US 12,254,756this patent
Sep 2036
Sep 2036
8 of 9 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
Mar 20, 2024
Reel 66836, frame 368
Semanoukian, Edouard; Petker, JasonNypro Inc.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.

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