U.S. federal trademark · Serial No. 77928278 · Reg. No. 4112331
adsorbent cartridges for use in atmospheric contaminant scrubber systems used in breathing devices
adsorbent cartridges for use in atmospheric contaminant scrubber systems used in safety shelters and submarines
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.