U.S. federal trademark · Serial No. 72038249 · Reg. No. 0661042
VENTILATING AIR FILTERS COMPOSED OF TWO FILTERING SECTIONS ARRANGED IN SERIES, ONE OF SAID SECTIONS BEING AN AUTOMATIC, VISCOUS IMPINGEMENT, DISPOSABLE MEDIUM TYPE AIR FILTER
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.