Application

18881869 · DEVICE FOR EXCHANGING THERMAL ENERGY WITH AMBIENT AIR

Filed 2025-01-07 · Granted · Patent 12404875 (2025-09-02) The official file ↗The patent and its PDF ↗ · Art unit 2835 · Examiner Anatoly Vortman Typical · CPC F04D 19/002 · DAVID A. GUERRA

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

4.9 mo

to disposition 7.8 mo

Statutes raised

0 actions read

Unlock the prosecution timelineIncluded in Pro, from $29 a month. Cancel any time.