U.S. federal trademark · Serial No. 88357438 · Reg. No. 6789929
A device to check the breathing pressure of respiratory protective devices, namely, pressure sensors for filtered half masks, filtered full-face masks, power air purification respirators and self-contained breathing apparatuses, other than for artificial respiration or for medical use
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.