The Patent Finder

Aircuity, Inc.

7 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
1
Ending by 2030
Apr 2029
Next term end

When these terms end

Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
  • 1 fee due Feb 18, 2027
    The maintenance fee for Methods and Apparatus for Indoor Air Contaminant Monitoring (US 9,109,981) comes due Feb 18, 2027. Unpaid by Aug 18, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Showing 1 to 7 of 7

PatentTitleStatus Expires Confidence
US 8,147,302Multipoint Air Sampling System Having Common Sensors to Provide Blended Air Quality Parameter Information for Monitoring and Building Control
In force
 · High confidence
In forceHigh confidence
US 8,930,029Methods And Apparatus For Differential Energy Based Airside Economizer Changeover
In force
 · High confidence
In forceHigh confidence
US 8,725,300Methods and Apparatus for Differential Energy Based Airside Economizer Changeover
In force
 · High confidence
In forceHigh confidence
US 9,109,981Methods and Apparatus for Indoor Air Contaminant Monitoring
In force
 · High confidence
In forceHigh confidence
US 9,964,470Methods and Apparatus for Indoor Air Contaminant Monitoring
In force
 · High confidence
In forceHigh confidence
US 9,651,531Air Sampling System Providing Compound Discrimination via Comparative Pid Approach
In force
 · High confidence
In forceHigh confidence
US 12,339,267System and method for simultaneously examining, maintaining and calibrating multiple sensors and sensor types
In force
 · From the USPTO record
In forceFrom the USPTO record
Also on record, not counted in the 7: 10 ended at full term. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

Published applications

Every application published under this name has become a patent.

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