U.S. federal trademark · Serial No. 78880427 · Reg. No. 3888137
FUEL CELLS; ELECTROCHEMICAL CELLS THAT INCLUDE ONE OR MORE THIN LAYER CELL STRUCTURES, EACH THIN LAYER CELL STRUCTURE COMPRISING AN ION EXCHANGE MEMBRANE HAVING A CATALYST LAYER ON EACH SIDE THEREOF, THE THIN LAYER CELL STRUCTURE FURTHER COMPRISING AN ELECTRICAL CURRENT-CARRYING STRUCTURE UNDERLYING EACH CATALYST LAYER
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