U.S. federal trademark · Serial No. 75619697 · Reg. No. 2437505
computer software, recorded on discs or that may be downloaded from a global computer network, for use in predicting the service life of respirator cartridges when they are used under different conditions related to chemical exposure levels, temperature, relative humidity, and the work rate of the respirator wearer
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.