U.S. federal trademark · Serial No. 76410273 · Reg. No. 2736243
closed-cycle internal-circulation unit for air filtration and relative humidity control, featuring microparticulate filters, chemical filters, relative-humidity controlling desiccants and oxygen getters, and used as a passive, recirculating, closed-cycle system connected permanently to a museum exhibit case, sold directly to museums and exhibit contractors
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.