IC 009. US 021 023 026 036 038. G & S: semiconductors composed of gallium nitride based layers on [ sapphire,] silicon, [ or silicon carbide ] substrates; devices employing semiconductor materials, namely, [ light-emitting diodes for use with color displays, laser diodes for use with data storage devices, ] radio frequency transistors for use with power amplifiers, and [ ultraviolet detectors for use with flame detection devices and ] semiconductor systems comprising power amplifiers. FIRST USE: 20040823. FIRST USE IN COMMERCE: 20040823
IC 040. US 100 103 106. G & S: manufacture of semiconductor devices, materials and systems for others. FIRST USE: 20040823. FIRST USE IN COMMERCE: 20040823
IC 042. US 100 101. G & S: technical support services, namely, troubleshooting of semiconductor materials, devices and systems problems [ via telephone, e-mail, or ] in person. FIRST USE: 20040823. FIRST USE IN COMMERCE: 20040823
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